August 2020 - Kernel - mailweb.openeuler.org

[PATCH] printk: Export a symbol.
by Yang Yingliang 19 Aug '20

19 Aug '20

From: Xu Qiang <xuqiang36(a)huawei.com> ascend inclusion category: feature Bugzilla: N/A CVE: N/A ------------------------------------------- Signed-off-by: Xu Qiang <xuqiang36(a)huawei.com> Acked-by: Hanjun Guo <guohanjun(a)huawei.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> --- kernel/printk/printk_safe.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/printk/printk_safe.c b/kernel/printk/printk_safe.c index af5f4e42ca54..63ba880a6df0 100644 --- a/kernel/printk/printk_safe.c +++ b/kernel/printk/printk_safe.c @@ -290,6 +290,7 @@ void printk_safe_flush_on_panic(void) printk_safe_flush(); } +EXPORT_SYMBOL_GPL(printk_safe_flush_on_panic); #ifdef CONFIG_PRINTK_NMI /* -- 2.25.1

1 0

[PATCH 1/7] serial: amba-pl011: Fix serial port discard interrupt when interrupt signal line of serial port is connected to mbigen.
by Yang Yingliang 19 Aug '20

19 Aug '20

From: Xu Qiang <xuqiang36(a)huawei.com> ascend inclusion category: bugfix Bugzilla: N/A CVE: N/A --------------------------------------- Hisi when designing ascend chip, connect the serial port interrupt signal lines to mbigen equipment, mbigen write GICD_SETSPI_NSR register trigger the SPI interrupt. This can result in serial port drop interrupts. Signed-off-by: Xu Qiang <xuqiang36(a)huawei.com> Reviewed-by: Hanjun Guo <guohanjun(a)huawei.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> --- drivers/tty/serial/Kconfig | 18 ++++++++++ drivers/tty/serial/amba-pl011.c | 64 +++++++++++++++++++++++++++++++++ 2 files changed, 82 insertions(+) diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index df8bd0c7b97d..66e69c7d10a3 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -73,6 +73,24 @@ config SERIAL_AMBA_PL011_CONSOLE your boot loader (lilo or loadlin) about how to pass options to the kernel at boot time.) +if ASCEND_FEATURES + +config SERIAL_ATTACHED_MBIGEN + bool "Serial port interrupt signal lines connected to the mbigen" + depends on SERIAL_AMBA_PL011=y + default n + help + Say Y here when the interrupt signal line of the serial port is + connected to the mbigne. The mbigen device has the function of + clearing interrupts automatically. However, the interrupt processing + function of the serial port driver may process multiple interrupts + at a time. The mbigen device cannot adapt to this scenario. + As a result, interrupts are lost.Because it maybe discard interrupt. + + If unsure, say N. + +endif + config SERIAL_EARLYCON_ARM_SEMIHOST bool "Early console using ARM semihosting" depends on ARM64 || ARM diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 1d501154e9f7..781a27eebf0b 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -1473,6 +1473,63 @@ static void check_apply_cts_event_workaround(struct uart_amba_port *uap) dummy_read = pl011_read(uap, REG_ICR); } +#ifdef CONFIG_SERIAL_ATTACHED_MBIGEN +struct workaround_oem_info { + char oem_id[ACPI_OEM_ID_SIZE + 1]; + char oem_table_id[ACPI_OEM_TABLE_ID_SIZE + 1]; + u32 oem_revision; +}; + +static bool pl011_enable_hisi_wkrd; +static struct workaround_oem_info pl011_wkrd_info[] = { + { + .oem_id = "HISI ", + .oem_table_id = "HIP08 ", + .oem_revision = 0x300, + }, { + .oem_id = "HISI ", + .oem_table_id = "HIP08 ", + .oem_revision = 0x301, + }, { + .oem_id = "HISI ", + .oem_table_id = "HIP08 ", + .oem_revision = 0x400, + }, { + .oem_id = "HISI ", + .oem_table_id = "HIP08 ", + .oem_revision = 0x401, + }, { + .oem_id = "HISI ", + .oem_table_id = "HIP08 ", + .oem_revision = 0x402, + } +}; + +static void pl011_check_hisi_workaround(void) +{ + struct acpi_table_header *tbl; + acpi_status status = AE_OK; + int i; + + status = acpi_get_table(ACPI_SIG_MADT, 0, &tbl); + if (ACPI_FAILURE(status) || !tbl) + return; + + for (i = 0; i < ARRAY_SIZE(pl011_wkrd_info); i++) { + if (!memcmp(pl011_wkrd_info[i].oem_id, tbl->oem_id, ACPI_OEM_ID_SIZE) && + !memcmp(pl011_wkrd_info[i].oem_table_id, tbl->oem_table_id, ACPI_OEM_TABLE_ID_SIZE) && + pl011_wkrd_info[i].oem_revision == tbl->oem_revision) { + pl011_enable_hisi_wkrd = true; + break; + } + } +} + +#else +#define pl011_enable_hisi_wkrd 0 +static inline void pl011_check_hisi_workaround(void){ } +#endif + static irqreturn_t pl011_int(int irq, void *dev_id) { struct uart_amba_port *uap = dev_id; @@ -1510,6 +1567,11 @@ static irqreturn_t pl011_int(int irq, void *dev_id) handled = 1; } + if (pl011_enable_hisi_wkrd) { + pl011_write(0, uap, REG_IMSC); + pl011_write(uap->im, uap, REG_IMSC); + } + spin_unlock_irqrestore(&uap->port.lock, flags); return IRQ_RETVAL(handled); @@ -1687,6 +1749,8 @@ static int pl011_hwinit(struct uart_port *port) if (plat->init) plat->init(); } + + pl011_check_hisi_workaround(); return 0; } -- 2.25.1

1 6

[PATCH] iommu: fix a mistake for iommu_unregister_device_fault_handler
by Yang Yingliang 19 Aug '20

19 Aug '20

From: Bixuan Cui <cuibixuan(a)huawei.com> ascend inclusion category: bugfix bugzilla: NA CVE: NA ------------------------------------------------- Fix a mistake check for commit bd6c06e0917d ("iommu: introduce device fault report API") Fixes: bd6c06e0917d ("iommu: introduce device fault report API") Signed-off-by: Bixuan Cui <cuibixuan(a)huawei.com> Reviewed-by: Hanjun Guo <guohanjun(a)huawei.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> --- drivers/iommu/iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index 831c5065f7f8..bee6b8fcfe0e 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -982,7 +982,7 @@ int iommu_unregister_device_fault_handler(struct device *dev) mutex_lock(&param->lock); /* we cannot unregister handler if there are pending faults */ - if (list_empty(&param->fault_param->faults)) { + if (!list_empty(&param->fault_param->faults)) { ret = -EBUSY; goto unlock; } -- 2.25.1

1 0

[PATCH] x86/config: enable CONFIG_HINIC by default
by Yang Yingliang 19 Aug '20

19 Aug '20

From: Xie XiuQi <xiexiuqi(a)huawei.com> hulk inclusion cagegory: feature feature: support 1822 on x86 platform After patch "5d57d1e24808 net/hinic: Add support for X86 Arch", hinic driver could support x86 platform, so enable this config by default. Link: https://gitee.com/openeuler/kernel/issues/I1DC1F Signed-off-by: Xie XiuQi <xiexiuqi(a)huawei.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> --- arch/x86/configs/hulk_defconfig | 1 + arch/x86/configs/openeuler_defconfig | 1 + arch/x86/configs/syzkaller_defconfig | 1 + 3 files changed, 3 insertions(+) diff --git a/arch/x86/configs/hulk_defconfig b/arch/x86/configs/hulk_defconfig index ddd209c39445..6a1d3307e34e 100644 --- a/arch/x86/configs/hulk_defconfig +++ b/arch/x86/configs/hulk_defconfig @@ -2526,6 +2526,7 @@ CONFIG_NET_VENDOR_INTEL=y CONFIG_E1000=m CONFIG_E1000E=m CONFIG_E1000E_HWTS=y +CONFIG_HINIC=m CONFIG_IGB=m CONFIG_IGB_HWMON=y CONFIG_IGB_DCA=y diff --git a/arch/x86/configs/openeuler_defconfig b/arch/x86/configs/openeuler_defconfig index 4c9de1198798..747c6bd5967f 100644 --- a/arch/x86/configs/openeuler_defconfig +++ b/arch/x86/configs/openeuler_defconfig @@ -2523,6 +2523,7 @@ CONFIG_NET_VENDOR_INTEL=y CONFIG_E1000=m CONFIG_E1000E=m CONFIG_E1000E_HWTS=y +CONFIG_HINIC=m CONFIG_IGB=m CONFIG_IGB_HWMON=y CONFIG_IGB_DCA=y diff --git a/arch/x86/configs/syzkaller_defconfig b/arch/x86/configs/syzkaller_defconfig index 061f2fe87382..ff5f843e09c4 100644 --- a/arch/x86/configs/syzkaller_defconfig +++ b/arch/x86/configs/syzkaller_defconfig @@ -1716,6 +1716,7 @@ CONFIG_E1000=y CONFIG_E1000E=y CONFIG_E1000E_HWTS=y # CONFIG_IGB is not set +CONFIG_HINIC=m # CONFIG_IGBVF is not set # CONFIG_IXGB is not set # CONFIG_IXGBE is not set -- 2.25.1

1 0

[PATCH 00/30] KVM RISC-V Support
by Xie XiuQi 19 Aug '20

19 Aug '20

This series adds initial KVM RISC-V support. Currently, we are able to boot RISC-V 64bit Linux Guests with multiple VCPUs. This series can be found in riscv_kvm_v13 branch at: https//github.com/avpatel/linux.git Link: https://gitee.com/openeuler/kernel/issues/I1RR1Y This is backported by Mingwang Li <limingwang(a)huawei.com>. Alistair Francis (1): Revert "riscv: Use latest system call ABI" Anup Patel (19): RISC-V: Add bitmap reprensenting ISA features common across CPUs RISC-V: Add fragmented config for debug options RISC-V: Enable CPU Hotplug in defconfigs RISC-V: Add hypervisor extension related CSR defines RISC-V: Add initial skeletal KVM support RISC-V: KVM: Implement VCPU create, init and destroy functions RISC-V: KVM: Implement VCPU interrupts and requests handling RISC-V: KVM: Implement KVM_GET_ONE_REG/KVM_SET_ONE_REG ioctls RISC-V: KVM: Implement VCPU world-switch RISC-V: KVM: Handle MMIO exits for VCPU RISC-V: KVM: Handle WFI exits for VCPU RISC-V: KVM: Implement VMID allocator RISC-V: KVM: Implement stage2 page table programming RISC-V: KVM: Implement MMU notifiers RISC-V: KVM: Document RISC-V specific parts of KVM API. RISC-V: KVM: Add MAINTAINERS entry RISC-V: Enable KVM for RV64 and RV32 RISC-V: KVM: Fix stage2_map_page() and kvm_riscv_vcpu_unpriv_read() RISC-V: KVM: Determine instruction correctly from HTINST CSR Atish Patra (9): RISC-V: Mark existing SBI as 0.1 SBI. RISC-V: Add basic support for SBI v0.2 RISC-V: Add SBI v0.2 extension definitions RISC-V: Introduce a new config for SBI v0.1 RISC-V: Implement new SBI v0.2 extensions RISC-V: KVM: Add timer functionality RISC-V: KVM: FP lazy save/restore RISC-V: KVM: Implement ONE REG interface for FP registers RISC-V: KVM: Add SBI v0.1 support limingwang (1): RISC-V: KVM: fix some interfaces problems Documentation/virt/kvm/api.txt | 169 +++- MAINTAINERS | 11 + arch/riscv/Kconfig | 9 + arch/riscv/Makefile | 2 + arch/riscv/configs/defconfig | 24 +- arch/riscv/configs/extra_debug.config | 21 + arch/riscv/configs/rv32_defconfig | 24 +- arch/riscv/include/asm/csr.h | 90 +- arch/riscv/include/asm/hwcap.h | 22 + arch/riscv/include/asm/kvm_host.h | 274 ++++++ arch/riscv/include/asm/kvm_vcpu_timer.h | 44 + arch/riscv/include/asm/pgtable-bits.h | 1 + arch/riscv/include/asm/sbi.h | 178 ++-- arch/riscv/include/uapi/asm/kvm.h | 127 +++ arch/riscv/include/uapi/asm/unistd.h | 5 +- arch/riscv/kernel/asm-offsets.c | 154 ++++ arch/riscv/kernel/cpufeature.c | 83 +- arch/riscv/kernel/sbi.c | 522 +++++++++++- arch/riscv/kernel/setup.c | 2 + arch/riscv/kvm/Kconfig | 34 + arch/riscv/kvm/Makefile | 14 + arch/riscv/kvm/main.c | 99 +++ arch/riscv/kvm/mmu.c | 804 ++++++++++++++++++ arch/riscv/kvm/tlb.S | 74 ++ arch/riscv/kvm/vcpu.c | 1037 +++++++++++++++++++++++ arch/riscv/kvm/vcpu_exit.c | 678 +++++++++++++++ arch/riscv/kvm/vcpu_sbi.c | 173 ++++ arch/riscv/kvm/vcpu_switch.S | 391 +++++++++ arch/riscv/kvm/vcpu_timer.c | 225 +++++ arch/riscv/kvm/vm.c | 86 ++ arch/riscv/kvm/vmid.c | 120 +++ drivers/clocksource/timer-riscv.c | 8 + include/clocksource/timer-riscv.h | 16 + include/uapi/linux/kvm.h | 8 + 34 files changed, 5402 insertions(+), 127 deletions(-) create mode 100644 arch/riscv/configs/extra_debug.config create mode 100644 arch/riscv/include/asm/kvm_host.h create mode 100644 arch/riscv/include/asm/kvm_vcpu_timer.h create mode 100644 arch/riscv/include/uapi/asm/kvm.h create mode 100644 arch/riscv/kvm/Kconfig create mode 100644 arch/riscv/kvm/Makefile create mode 100644 arch/riscv/kvm/main.c create mode 100644 arch/riscv/kvm/mmu.c create mode 100644 arch/riscv/kvm/tlb.S create mode 100644 arch/riscv/kvm/vcpu.c create mode 100644 arch/riscv/kvm/vcpu_exit.c create mode 100644 arch/riscv/kvm/vcpu_sbi.c create mode 100644 arch/riscv/kvm/vcpu_switch.S create mode 100644 arch/riscv/kvm/vcpu_timer.c create mode 100644 arch/riscv/kvm/vm.c create mode 100644 arch/riscv/kvm/vmid.c create mode 100644 include/clocksource/timer-riscv.h -- 2.20.1

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[PATCH,V2,kernel-4.19 1/2] kexec: Add quick kexec support for kernel
by Sang Yan 18 Aug '20

18 Aug '20

euleros inclusion category: feature bugzilla: NA issues: #I1RC8Z CVE: NA In normal kexec, relocating kernel may cost 5 ~ 10 seconds, to copy all segments from vmalloced memory to kernel boot memory, because of disabled mmu. We introduce quick kexec to save time of copying memory as above, just like kdump(kexec on crash), by using reserved memory "Quick Kexec". Constructing quick kimage as the same as crash kernel, then simply copy all segments of kimage to reserved memroy. We also add this support in syscall kexec_load using flags of KEXEC_QUICK. Signed-off-by: Sang Yan <sangyan(a)huawei.com> --- arch/Kconfig | 9 +++++++++ include/linux/ioport.h | 1 + include/linux/kexec.h | 11 ++++++++++- include/uapi/linux/kexec.h | 1 + kernel/kexec.c | 10 ++++++++++ kernel/kexec_core.c | 41 ++++++++++++++++++++++++++++++++--------- 6 files changed, 63 insertions(+), 10 deletions(-) diff --git a/arch/Kconfig b/arch/Kconfig index d3d70369..11580292 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -18,6 +18,15 @@ config KEXEC_CORE select CRASH_CORE bool +config QUICK_KEXEC + bool "Support for quick kexec" + depends on KEXEC_CORE + help + It uses pre-reserved memory to accelerate kexec, just like + crash kexec, loads new kernel and initrd to reserved memory, + and boots new kernel on that memory. It will save the time + of relocating kernel. + config HAVE_IMA_KEXEC bool diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 5330288..1a438ec 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -139,6 +139,7 @@ enum { IORES_DESC_PERSISTENT_MEMORY_LEGACY = 5, IORES_DESC_DEVICE_PRIVATE_MEMORY = 6, IORES_DESC_DEVICE_PUBLIC_MEMORY = 7, + IORES_DESC_QUICK_KEXEC = 8, }; /* helpers to define resources */ diff --git a/include/linux/kexec.h b/include/linux/kexec.h index d6b8d0a..98cf0fb 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -233,9 +233,10 @@ struct kimage { unsigned long control_page; /* Flags to indicate special processing */ - unsigned int type : 1; + unsigned int type : 2; #define KEXEC_TYPE_DEFAULT 0 #define KEXEC_TYPE_CRASH 1 +#define KEXEC_TYPE_QUICK 2 unsigned int preserve_context : 1; /* If set, we are using file mode kexec syscall */ unsigned int file_mode:1; @@ -296,6 +297,11 @@ extern int kexec_load_disabled; #define KEXEC_FLAGS (KEXEC_ON_CRASH | KEXEC_PRESERVE_CONTEXT) #endif +#ifdef CONFIG_QUICK_KEXEC +#undef KEXEC_FLAGS +#define KEXEC_FLAGS (KEXEC_ON_CRASH | KEXEC_QUICK) +#endif + /* List of defined/legal kexec file flags */ #define KEXEC_FILE_FLAGS (KEXEC_FILE_UNLOAD | KEXEC_FILE_ON_CRASH | \ KEXEC_FILE_NO_INITRAMFS) @@ -305,6 +311,9 @@ extern int kexec_load_disabled; extern struct resource crashk_res; extern struct resource crashk_low_res; extern note_buf_t __percpu *crash_notes; +#ifdef CONFIG_QUICK_KEXEC +extern struct resource quick_kexec_res; +#endif /* flag to track if kexec reboot is in progress */ extern bool kexec_in_progress; diff --git a/include/uapi/linux/kexec.h b/include/uapi/linux/kexec.h index 6d11286..ca3cebe 100644 --- a/include/uapi/linux/kexec.h +++ b/include/uapi/linux/kexec.h @@ -12,6 +12,7 @@ /* kexec flags for different usage scenarios */ #define KEXEC_ON_CRASH 0x00000001 #define KEXEC_PRESERVE_CONTEXT 0x00000002 +#define KEXEC_QUICK 0x00000004 #define KEXEC_ARCH_MASK 0xffff0000 /* diff --git a/kernel/kexec.c b/kernel/kexec.c index 6855980..47dfad7 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -46,6 +46,9 @@ static int kimage_alloc_init(struct kimage **rimage, unsigned long entry, int ret; struct kimage *image; bool kexec_on_panic = flags & KEXEC_ON_CRASH; +#ifdef CONFIG_QUICK_KEXEC + bool kexec_on_quick = flags & KEXEC_QUICK; +#endif if (kexec_on_panic) { /* Verify we have a valid entry point */ @@ -71,6 +74,13 @@ static int kimage_alloc_init(struct kimage **rimage, unsigned long entry, image->type = KEXEC_TYPE_CRASH; } +#ifdef CONFIG_QUICK_KEXEC + if (kexec_on_quick) { + image->control_page = quick_kexec_res.start; + image->type = KEXEC_TYPE_QUICK; + } +#endif + ret = sanity_check_segment_list(image); if (ret) goto out_free_image; diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c index b36c9c4..595a757 100644 --- a/kernel/kexec_core.c +++ b/kernel/kexec_core.c @@ -74,6 +74,16 @@ struct resource crashk_low_res = { .desc = IORES_DESC_CRASH_KERNEL }; +#ifdef CONFIG_QUICK_KEXEC +struct resource quick_kexec_res = { + .name = "Quick kexec", + .start = 0, + .end = 0, + .flags = IORESOURCE_BUSY | IORESOURCE_SYSTEM_RAM, + .desc = IORES_DESC_QUICK_KEXEC +}; +#endif + int kexec_should_crash(struct task_struct *p) { /* @@ -470,8 +480,10 @@ static struct page *kimage_alloc_normal_control_pages(struct kimage *image, return pages; } -static struct page *kimage_alloc_crash_control_pages(struct kimage *image, - unsigned int order) + +static struct page *kimage_alloc_special_control_pages(struct kimage *image, + unsigned int order, + unsigned long end) { /* Control pages are special, they are the intermediaries * that are needed while we copy the rest of the pages @@ -501,7 +513,7 @@ static struct page *kimage_alloc_crash_control_pages(struct kimage *image, size = (1 << order) << PAGE_SHIFT; hole_start = (image->control_page + (size - 1)) & ~(size - 1); hole_end = hole_start + size - 1; - while (hole_end <= crashk_res.end) { + while (hole_end <= end) { unsigned long i; cond_resched(); @@ -536,7 +548,6 @@ static struct page *kimage_alloc_crash_control_pages(struct kimage *image, return pages; } - struct page *kimage_alloc_control_pages(struct kimage *image, unsigned int order) { @@ -547,8 +558,15 @@ struct page *kimage_alloc_control_pages(struct kimage *image, pages = kimage_alloc_normal_control_pages(image, order); break; case KEXEC_TYPE_CRASH: - pages = kimage_alloc_crash_control_pages(image, order); + pages = kimage_alloc_special_control_pages(image, order, + crashk_res.end); + break; +#ifdef CONFIG_QUICK_KEXEC + case KEXEC_TYPE_QUICK: + pages = kimage_alloc_special_control_pages(image, order, + quick_kexec_res.end); break; +#endif } return pages; @@ -898,11 +916,11 @@ static int kimage_load_normal_segment(struct kimage *image, return result; } -static int kimage_load_crash_segment(struct kimage *image, +static int kimage_load_special_segment(struct kimage *image, struct kexec_segment *segment) { - /* For crash dumps kernels we simply copy the data from - * user space to it's destination. + /* For crash dumps kernels and quick kexec kernels + * we simply copy the data from user space to it's destination. * We do things a page at a time for the sake of kmap. */ unsigned long maddr; @@ -976,8 +994,13 @@ int kimage_load_segment(struct kimage *image, result = kimage_load_normal_segment(image, segment); break; case KEXEC_TYPE_CRASH: - result = kimage_load_crash_segment(image, segment); + result = kimage_load_special_segment(image, segment); + break; +#ifdef CONFIG_QUICK_KEXEC + case KEXEC_TYPE_QUICK: + result = kimage_load_special_segment(image, segment); break; +#endif } return result; -- 2.9.5

1 1

[PATCH,V2,kernel-4.19 1/2] kexec: Add quick kexec support for kernel
by Sang Yan 18 Aug '20

18 Aug '20

euleros inclusion category: feature bugzilla: NA issues: #I1RC8Z CVE: NA In normal kexec, relocating kernel may cost 5 ~ 10 seconds, to copy all segments from vmalloced memory to kernel boot memory, because of disabled mmu. We introduce quick kexec to save time of copying memory as above, just like kdump(kexec on crash), by using reserved memory "Quick Kexec". Constructing quick kimage as the same as crash kernel, then simply copy all segments of kimage to reserved memroy. We also add this support in syscall kexec_load using flags of KEXEC_QUICK. Signed-off-by: Sang Yan <sangyan(a)huawei.com> --- arch/Kconfig | 9 +++++++++ include/linux/ioport.h | 1 + include/linux/kexec.h | 11 ++++++++++- include/uapi/linux/kexec.h | 1 + kernel/kexec.c | 10 ++++++++++ kernel/kexec_core.c | 41 ++++++++++++++++++++++++++++++++--------- 6 files changed, 63 insertions(+), 10 deletions(-) diff --git a/arch/Kconfig b/arch/Kconfig index d3d70369..11580292 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -18,6 +18,15 @@ config KEXEC_CORE select CRASH_CORE bool +config QUICK_KEXEC + bool "Support for quick kexec" + depends on KEXEC_CORE + help + It uses pre-reserved memory to accelerate kexec, just like + crash kexec, loads new kernel and initrd to reserved memory, + and boots new kernel on that memory. It will save the time + of relocating kernel. + config HAVE_IMA_KEXEC bool diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 5330288..1a438ec 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -139,6 +139,7 @@ enum { IORES_DESC_PERSISTENT_MEMORY_LEGACY = 5, IORES_DESC_DEVICE_PRIVATE_MEMORY = 6, IORES_DESC_DEVICE_PUBLIC_MEMORY = 7, + IORES_DESC_QUICK_KEXEC = 8, }; /* helpers to define resources */ diff --git a/include/linux/kexec.h b/include/linux/kexec.h index d6b8d0a..98cf0fb 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -233,9 +233,10 @@ struct kimage { unsigned long control_page; /* Flags to indicate special processing */ - unsigned int type : 1; + unsigned int type : 2; #define KEXEC_TYPE_DEFAULT 0 #define KEXEC_TYPE_CRASH 1 +#define KEXEC_TYPE_QUICK 2 unsigned int preserve_context : 1; /* If set, we are using file mode kexec syscall */ unsigned int file_mode:1; @@ -296,6 +297,11 @@ extern int kexec_load_disabled; #define KEXEC_FLAGS (KEXEC_ON_CRASH | KEXEC_PRESERVE_CONTEXT) #endif +#ifdef CONFIG_QUICK_KEXEC +#undef KEXEC_FLAGS +#define KEXEC_FLAGS (KEXEC_ON_CRASH | KEXEC_QUICK) +#endif + /* List of defined/legal kexec file flags */ #define KEXEC_FILE_FLAGS (KEXEC_FILE_UNLOAD | KEXEC_FILE_ON_CRASH | \ KEXEC_FILE_NO_INITRAMFS) @@ -305,6 +311,9 @@ extern int kexec_load_disabled; extern struct resource crashk_res; extern struct resource crashk_low_res; extern note_buf_t __percpu *crash_notes; +#ifdef CONFIG_QUICK_KEXEC +extern struct resource quick_kexec_res; +#endif /* flag to track if kexec reboot is in progress */ extern bool kexec_in_progress; diff --git a/include/uapi/linux/kexec.h b/include/uapi/linux/kexec.h index 6d11286..ca3cebe 100644 --- a/include/uapi/linux/kexec.h +++ b/include/uapi/linux/kexec.h @@ -12,6 +12,7 @@ /* kexec flags for different usage scenarios */ #define KEXEC_ON_CRASH 0x00000001 #define KEXEC_PRESERVE_CONTEXT 0x00000002 +#define KEXEC_QUICK 0x00000004 #define KEXEC_ARCH_MASK 0xffff0000 /* diff --git a/kernel/kexec.c b/kernel/kexec.c index 6855980..47dfad7 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -46,6 +46,9 @@ static int kimage_alloc_init(struct kimage **rimage, unsigned long entry, int ret; struct kimage *image; bool kexec_on_panic = flags & KEXEC_ON_CRASH; +#ifdef CONFIG_QUICK_KEXEC + bool kexec_on_quick = flags & KEXEC_QUICK; +#endif if (kexec_on_panic) { /* Verify we have a valid entry point */ @@ -71,6 +74,13 @@ static int kimage_alloc_init(struct kimage **rimage, unsigned long entry, image->type = KEXEC_TYPE_CRASH; } +#ifdef CONFIG_QUICK_KEXEC + if (kexec_on_quick) { + image->control_page = quick_kexec_res.start; + image->type = KEXEC_TYPE_QUICK; + } +#endif + ret = sanity_check_segment_list(image); if (ret) goto out_free_image; diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c index b36c9c4..595a757 100644 --- a/kernel/kexec_core.c +++ b/kernel/kexec_core.c @@ -74,6 +74,16 @@ struct resource crashk_low_res = { .desc = IORES_DESC_CRASH_KERNEL }; +#ifdef CONFIG_QUICK_KEXEC +struct resource quick_kexec_res = { + .name = "Quick kexec", + .start = 0, + .end = 0, + .flags = IORESOURCE_BUSY | IORESOURCE_SYSTEM_RAM, + .desc = IORES_DESC_QUICK_KEXEC +}; +#endif + int kexec_should_crash(struct task_struct *p) { /* @@ -470,8 +480,10 @@ static struct page *kimage_alloc_normal_control_pages(struct kimage *image, return pages; } -static struct page *kimage_alloc_crash_control_pages(struct kimage *image, - unsigned int order) + +static struct page *kimage_alloc_special_control_pages(struct kimage *image, + unsigned int order, + unsigned long end) { /* Control pages are special, they are the intermediaries * that are needed while we copy the rest of the pages @@ -501,7 +513,7 @@ static struct page *kimage_alloc_crash_control_pages(struct kimage *image, size = (1 << order) << PAGE_SHIFT; hole_start = (image->control_page + (size - 1)) & ~(size - 1); hole_end = hole_start + size - 1; - while (hole_end <= crashk_res.end) { + while (hole_end <= end) { unsigned long i; cond_resched(); @@ -536,7 +548,6 @@ static struct page *kimage_alloc_crash_control_pages(struct kimage *image, return pages; } - struct page *kimage_alloc_control_pages(struct kimage *image, unsigned int order) { @@ -547,8 +558,15 @@ struct page *kimage_alloc_control_pages(struct kimage *image, pages = kimage_alloc_normal_control_pages(image, order); break; case KEXEC_TYPE_CRASH: - pages = kimage_alloc_crash_control_pages(image, order); + pages = kimage_alloc_special_control_pages(image, order, + crashk_res.end); + break; +#ifdef CONFIG_QUICK_KEXEC + case KEXEC_TYPE_QUICK: + pages = kimage_alloc_special_control_pages(image, order, + quick_kexec_res.end); break; +#endif } return pages; @@ -898,11 +916,11 @@ static int kimage_load_normal_segment(struct kimage *image, return result; } -static int kimage_load_crash_segment(struct kimage *image, +static int kimage_load_special_segment(struct kimage *image, struct kexec_segment *segment) { - /* For crash dumps kernels we simply copy the data from - * user space to it's destination. + /* For crash dumps kernels and quick kexec kernels + * we simply copy the data from user space to it's destination. * We do things a page at a time for the sake of kmap. */ unsigned long maddr; @@ -976,8 +994,13 @@ int kimage_load_segment(struct kimage *image, result = kimage_load_normal_segment(image, segment); break; case KEXEC_TYPE_CRASH: - result = kimage_load_crash_segment(image, segment); + result = kimage_load_special_segment(image, segment); + break; +#ifdef CONFIG_QUICK_KEXEC + case KEXEC_TYPE_QUICK: + result = kimage_load_special_segment(image, segment); break; +#endif } return result; -- 2.9.5

1 1

[PATCH] defconfig: Update defconfigs for x86
by Yang Yingliang 18 Aug '20

18 Aug '20

From: Hanjun Guo <guohanjun(a)huawei.com> hulk inclusion category: feature bugzilla: NA CVE: NA --------------------------- New features were mereged but leave the defconfig un-updated, such as Hygon CPU support, update it now. Signed-off-by: Hanjun Guo <guohanjun(a)huawei.com> Reviewed-by: Xie XiuQi <xiexiuqi(a)huawei.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> --- arch/x86/configs/hulk_defconfig | 105 ++++++++++++-------------- arch/x86/configs/openeuler_defconfig | 66 ++++++---------- arch/x86/configs/storage_ci_defconfig | 40 ++++++---- arch/x86/configs/syzkaller_defconfig | 56 ++++++++++---- 4 files changed, 140 insertions(+), 127 deletions(-) diff --git a/arch/x86/configs/hulk_defconfig b/arch/x86/configs/hulk_defconfig index 0a74cfe00137..ddd209c39445 100644 --- a/arch/x86/configs/hulk_defconfig +++ b/arch/x86/configs/hulk_defconfig @@ -1,14 +1,15 @@ # # Automatically generated file; DO NOT EDIT. -# Linux/x86 4.19.21 Kernel Configuration +# Linux/x86 4.19.138 Kernel Configuration # # -# Compiler: gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-28) +# Compiler: gcc 7.5.0 # CONFIG_CC_IS_GCC=y -CONFIG_GCC_VERSION=40805 +CONFIG_GCC_VERSION=70500 CONFIG_CLANG_VERSION=0 +CONFIG_CC_HAS_ASM_GOTO=y CONFIG_IRQ_WORK=y CONFIG_BUILDTIME_EXTABLE_SORT=y CONFIG_THREAD_INFO_IN_TASK=y @@ -46,6 +47,7 @@ CONFIG_HAVE_ARCH_AUDITSYSCALL=y CONFIG_AUDITSYSCALL=y CONFIG_AUDIT_WATCH=y CONFIG_AUDIT_TREE=y +CONFIG_KTASK=y # # IRQ subsystem @@ -150,14 +152,15 @@ CONFIG_CGROUP_PERF=y CONFIG_CGROUP_BPF=y # CONFIG_CGROUP_DEBUG is not set CONFIG_SOCK_CGROUP_DATA=y +# CONFIG_CGROUP_FILES is not set CONFIG_NAMESPACES=y CONFIG_UTS_NS=y CONFIG_IPC_NS=y CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y -CONFIG_CHECKPOINT_RESTORE=y CONFIG_SCHED_STEAL=y +CONFIG_CHECKPOINT_RESTORE=y CONFIG_SCHED_AUTOGROUP=y # CONFIG_SYSFS_DEPRECATED is not set CONFIG_RELAY=y @@ -169,6 +172,7 @@ CONFIG_RD_LZMA=y CONFIG_RD_XZ=y CONFIG_RD_LZO=y CONFIG_RD_LZ4=y +CONFIG_INITRAMFS_FILE_METADATA="" CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_SYSCTL=y @@ -307,6 +311,7 @@ CONFIG_XEN_SAVE_RESTORE=y # CONFIG_XEN_DEBUG_FS is not set # CONFIG_XEN_PVH is not set CONFIG_KVM_GUEST=y +CONFIG_ARCH_CPUIDLE_HALTPOLL=y # CONFIG_KVM_DEBUG_FS is not set CONFIG_PARAVIRT_TIME_ACCOUNTING=y CONFIG_PARAVIRT_CLOCK=y @@ -326,6 +331,7 @@ CONFIG_X86_MINIMUM_CPU_FAMILY=64 CONFIG_X86_DEBUGCTLMSR=y CONFIG_CPU_SUP_INTEL=y CONFIG_CPU_SUP_AMD=y +CONFIG_CPU_SUP_HYGON=y CONFIG_CPU_SUP_CENTAUR=y CONFIG_HPET_TIMER=y CONFIG_HPET_EMULATE_RTC=y @@ -373,8 +379,8 @@ CONFIG_X86_DIRECT_GBPAGES=y CONFIG_ARCH_HAS_MEM_ENCRYPT=y CONFIG_AMD_MEM_ENCRYPT=y # CONFIG_AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT is not set -CONFIG_ARCH_USE_MEMREMAP_PROT=y CONFIG_NUMA=y +CONFIG_NUMA_AWARE_SPINLOCKS=y CONFIG_AMD_NUMA=y CONFIG_X86_64_ACPI_NUMA=y CONFIG_NODES_SPAN_OTHER_NODES=y @@ -402,6 +408,9 @@ CONFIG_X86_SMAP=y CONFIG_X86_INTEL_UMIP=y # CONFIG_X86_INTEL_MPX is not set CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS=y +CONFIG_X86_INTEL_TSX_MODE_OFF=y +# CONFIG_X86_INTEL_TSX_MODE_ON is not set +# CONFIG_X86_INTEL_TSX_MODE_AUTO is not set CONFIG_EFI=y CONFIG_EFI_STUB=y CONFIG_EFI_MIXED=y @@ -436,6 +445,7 @@ CONFIG_LEGACY_VSYSCALL_EMULATE=y # CONFIG_CMDLINE_BOOL is not set CONFIG_MODIFY_LDT_SYSCALL=y CONFIG_HAVE_LIVEPATCH_FTRACE=y +CONFIG_HAVE_LIVEPATCH_WO_FTRACE=y # # Enable Livepatch @@ -578,6 +588,8 @@ CONFIG_CPU_IDLE=y # CONFIG_CPU_IDLE_GOV_LADDER is not set CONFIG_CPU_IDLE_GOV_MENU=y CONFIG_CPU_IDLE_GOV_TEO=y +# CONFIG_CPU_IDLE_GOV_HALTPOLL is not set +CONFIG_HALTPOLL_CPUIDLE=y CONFIG_INTEL_IDLE=y # @@ -637,6 +649,7 @@ CONFIG_VMD=y # DesignWare PCI Core Support # # CONFIG_PCIE_DW_PLAT_HOST is not set +CONFIG_HISILICON_PCIE_CAE=m # # PCI Endpoint @@ -669,7 +682,6 @@ CONFIG_YENTA_TOSHIBA=y # Binary Emulations # CONFIG_IA32_EMULATION=y -# CONFIG_IA32_AOUT is not set # CONFIG_X86_X32 is not set CONFIG_COMPAT_32=y CONFIG_COMPAT=y @@ -731,6 +743,7 @@ CONFIG_KVM_VFIO=y CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT=y CONFIG_KVM_COMPAT=y CONFIG_HAVE_KVM_IRQ_BYPASS=y +CONFIG_HAVE_KVM_NO_POLL=y CONFIG_VIRTUALIZATION=y CONFIG_KVM=m CONFIG_KVM_INTEL=m @@ -832,18 +845,16 @@ CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y CONFIG_STRICT_KERNEL_RWX=y CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y CONFIG_STRICT_MODULE_RWX=y -CONFIG_ARCH_HAS_REFCOUNT=y -# CONFIG_REFCOUNT_FULL is not set CONFIG_HAVE_ARCH_PREL32_RELOCATIONS=y +CONFIG_ARCH_USE_MEMREMAP_PROT=y # # GCOV-based kernel profiling # # CONFIG_GCOV_KERNEL is not set CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y -CONFIG_PLUGIN_HOSTCC="g++" +CONFIG_PLUGIN_HOSTCC="" CONFIG_HAVE_GCC_PLUGINS=y -# CONFIG_GCC_PLUGINS is not set CONFIG_RT_MUTEXES=y CONFIG_BASE_SMALL=0 CONFIG_MODULES=y @@ -996,6 +1007,7 @@ CONFIG_THP_SWAP=y CONFIG_TRANSPARENT_HUGE_PAGECACHE=y CONFIG_CLEANCACHE=y CONFIG_FRONTSWAP=y +# CONFIG_SHRINK_PAGECACHE is not set # CONFIG_CMA is not set CONFIG_MEM_SOFT_DIRTY=y CONFIG_ZSWAP=y @@ -1940,6 +1952,7 @@ CONFIG_MTD_UBI_BEB_LIMIT=20 # CONFIG_MTD_UBI_FASTMAP is not set # CONFIG_MTD_UBI_GLUEBI is not set # CONFIG_MTD_UBI_BLOCK is not set +CONFIG_MTD_HISILICON_SFC=m # CONFIG_OF is not set CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y CONFIG_PARPORT=m @@ -2124,7 +2137,6 @@ CONFIG_BLK_DEV_SD=m CONFIG_CHR_DEV_ST=m # CONFIG_CHR_DEV_OSST is not set CONFIG_BLK_DEV_SR=m -CONFIG_BLK_DEV_SR_VENDOR=y CONFIG_CHR_DEV_SG=m CONFIG_CHR_DEV_SCH=m CONFIG_SCSI_ENCLOSURE=m @@ -2505,6 +2517,9 @@ CONFIG_BE2NET_LANCER=y CONFIG_BE2NET_SKYHAWK=y # CONFIG_NET_VENDOR_EZCHIP is not set # CONFIG_NET_VENDOR_HP is not set +CONFIG_NET_VENDOR_HUAWEI=y +# CONFIG_HINIC is not set +# CONFIG_BMA is not set # CONFIG_NET_VENDOR_I825XX is not set CONFIG_NET_VENDOR_INTEL=y # CONFIG_E100 is not set @@ -2647,7 +2662,7 @@ CONFIG_LED_TRIGGER_PHY=y # CONFIG_AMD_PHY=m CONFIG_AQUANTIA_PHY=m -CONFIG_ASIX_PHY=m +# CONFIG_AX88796B_PHY is not set CONFIG_AT803X_PHY=m CONFIG_BCM7XXX_PHY=m CONFIG_BCM87XX_PHY=m @@ -3286,6 +3301,7 @@ CONFIG_NOZOMI=m CONFIG_N_HDLC=m CONFIG_N_GSM=m # CONFIG_TRACE_SINK is not set +CONFIG_LDISC_AUTOLOAD=y CONFIG_DEVMEM=y # CONFIG_DEVKMEM is not set @@ -3358,7 +3374,6 @@ CONFIG_HW_RANDOM_AMD=m CONFIG_HW_RANDOM_VIA=m CONFIG_HW_RANDOM_VIRTIO=y CONFIG_NVRAM=y -# CONFIG_R3964 is not set # CONFIG_APPLICOM is not set # CONFIG_MWAVE is not set CONFIG_RAW_DRIVER=y @@ -3602,6 +3617,7 @@ CONFIG_GPIO_ICH=m # PCI GPIO expanders # # CONFIG_GPIO_AMD8111 is not set +# CONFIG_GPIO_BT8XX is not set # CONFIG_GPIO_ML_IOH is not set # CONFIG_GPIO_PCI_IDIO_16 is not set # CONFIG_GPIO_PCIE_IDIO_24 is not set @@ -3964,8 +3980,6 @@ CONFIG_MFD_CORE=y # CONFIG_MFD_INTEL_QUARK_I2C_GPIO is not set CONFIG_LPC_ICH=m CONFIG_LPC_SCH=m -# CONFIG_INTEL_SOC_PMIC is not set -# CONFIG_INTEL_SOC_PMIC_CHTWC is not set # CONFIG_INTEL_SOC_PMIC_CHTDC_TI is not set CONFIG_MFD_INTEL_LPSS=y CONFIG_MFD_INTEL_LPSS_ACPI=y @@ -4010,7 +4024,6 @@ CONFIG_MFD_SM501_GPIO=y # CONFIG_TPS6507X is not set # CONFIG_MFD_TPS65086 is not set # CONFIG_MFD_TPS65090 is not set -# CONFIG_MFD_TPS68470 is not set # CONFIG_MFD_TI_LP873X is not set # CONFIG_MFD_TPS6586X is not set # CONFIG_MFD_TPS65910 is not set @@ -4082,9 +4095,6 @@ CONFIG_VIDEO_V4L2=m # CONFIG_VIDEO_ADV_DEBUG is not set # CONFIG_VIDEO_FIXED_MINOR_RANGES is not set CONFIG_VIDEO_TUNER=m -CONFIG_VIDEOBUF_GEN=m -CONFIG_VIDEOBUF_DMA_SG=m -CONFIG_VIDEOBUF_VMALLOC=m CONFIG_DVB_CORE=m # CONFIG_DVB_MMAP is not set CONFIG_DVB_NET=y @@ -4158,7 +4168,6 @@ CONFIG_USB_PWC=m # CONFIG_USB_PWC_DEBUG is not set CONFIG_USB_PWC_INPUT_EVDEV=y # CONFIG_VIDEO_CPIA2 is not set -CONFIG_USB_ZR364XX=m CONFIG_USB_STKWEBCAM=m CONFIG_USB_S2255=m # CONFIG_VIDEO_USBTV is not set @@ -4181,13 +4190,6 @@ CONFIG_VIDEO_USBVISION=m CONFIG_VIDEO_AU0828=m CONFIG_VIDEO_AU0828_V4L2=y # CONFIG_VIDEO_AU0828_RC is not set -CONFIG_VIDEO_CX231XX=m -CONFIG_VIDEO_CX231XX_RC=y -CONFIG_VIDEO_CX231XX_ALSA=m -CONFIG_VIDEO_CX231XX_DVB=m -CONFIG_VIDEO_TM6000=m -CONFIG_VIDEO_TM6000_ALSA=m -CONFIG_VIDEO_TM6000_DVB=m # # Digital TV USB devices @@ -4272,16 +4274,11 @@ CONFIG_VIDEO_IVTV=m # CONFIG_VIDEO_IVTV_DEPRECATED_IOCTLS is not set # CONFIG_VIDEO_IVTV_ALSA is not set CONFIG_VIDEO_FB_IVTV=m -# CONFIG_VIDEO_HEXIUM_GEMINI is not set -# CONFIG_VIDEO_HEXIUM_ORION is not set -# CONFIG_VIDEO_MXB is not set # CONFIG_VIDEO_DT3155 is not set # # Media capture/analog/hybrid TV support # -CONFIG_VIDEO_CX18=m -CONFIG_VIDEO_CX18_ALSA=m CONFIG_VIDEO_CX23885=m CONFIG_MEDIA_ALTERA_CI=m # CONFIG_VIDEO_CX25821 is not set @@ -4291,8 +4288,6 @@ CONFIG_VIDEO_CX88_BLACKBIRD=m CONFIG_VIDEO_CX88_DVB=m # CONFIG_VIDEO_CX88_ENABLE_VP3054 is not set CONFIG_VIDEO_CX88_MPEG=m -CONFIG_VIDEO_BT848=m -CONFIG_DVB_BT8XX=m CONFIG_VIDEO_SAA7134=m CONFIG_VIDEO_SAA7134_ALSA=m CONFIG_VIDEO_SAA7134_RC=y @@ -4302,14 +4297,9 @@ CONFIG_VIDEO_SAA7164=m # # Media digital TV PCI Adapters # -CONFIG_DVB_AV7110_IR=y -CONFIG_DVB_AV7110=m -CONFIG_DVB_AV7110_OSD=y CONFIG_DVB_BUDGET_CORE=m CONFIG_DVB_BUDGET=m CONFIG_DVB_BUDGET_CI=m -CONFIG_DVB_BUDGET_AV=m -CONFIG_DVB_BUDGET_PATCH=m CONFIG_DVB_B2C2_FLEXCOP_PCI=m # CONFIG_DVB_B2C2_FLEXCOP_PCI_DEBUG is not set CONFIG_DVB_PLUTO2=m @@ -4376,7 +4366,6 @@ CONFIG_VIDEOBUF2_DMA_SG=m CONFIG_VIDEOBUF2_DVB=m CONFIG_DVB_B2C2_FLEXCOP=m CONFIG_VIDEO_SAA7146=m -CONFIG_VIDEO_SAA7146_VV=m CONFIG_SMS_SIANO_MDTV=m CONFIG_SMS_SIANO_RC=y # CONFIG_SMS_SIANO_DEBUGFS is not set @@ -4391,11 +4380,8 @@ CONFIG_VIDEO_IR_I2C=m # # Audio decoders, processors and mixers # -CONFIG_VIDEO_TVAUDIO=m -CONFIG_VIDEO_TDA7432=m CONFIG_VIDEO_MSP3400=m CONFIG_VIDEO_CS3308=m -CONFIG_VIDEO_CS5345=m CONFIG_VIDEO_CS53L32A=m CONFIG_VIDEO_WM8775=m CONFIG_VIDEO_WM8739=m @@ -4519,7 +4505,6 @@ CONFIG_DVB_MN88473=m # # DVB-S (satellite) frontends # -CONFIG_DVB_CX24110=m CONFIG_DVB_CX24123=m CONFIG_DVB_MT312=m CONFIG_DVB_ZL10036=m @@ -4532,12 +4517,10 @@ CONFIG_DVB_STV6110=m CONFIG_DVB_STV0900=m CONFIG_DVB_TDA8083=m CONFIG_DVB_TDA10086=m -CONFIG_DVB_TDA8261=m CONFIG_DVB_VES1X93=m CONFIG_DVB_TUNER_ITD1000=m CONFIG_DVB_TUNER_CX24113=m CONFIG_DVB_TDA826X=m -CONFIG_DVB_TUA6100=m CONFIG_DVB_CX24116=m CONFIG_DVB_CX24117=m CONFIG_DVB_CX24120=m @@ -4550,8 +4533,6 @@ CONFIG_DVB_TDA10071=m # # DVB-T (terrestrial) frontends # -CONFIG_DVB_SP8870=m -CONFIG_DVB_SP887X=m CONFIG_DVB_CX22700=m CONFIG_DVB_CX22702=m CONFIG_DVB_DRXD=m @@ -4587,7 +4568,6 @@ CONFIG_DVB_STV0297=m # ATSC (North American/Korean Terrestrial/Cable DTV) frontends # CONFIG_DVB_NXT200X=m -CONFIG_DVB_OR51211=m CONFIG_DVB_OR51132=m CONFIG_DVB_BCM3510=m CONFIG_DVB_LGDT330X=m @@ -4707,6 +4687,7 @@ CONFIG_CHASH=m # CONFIG_CHASH_STATS is not set # CONFIG_CHASH_SELFTEST is not set CONFIG_DRM_NOUVEAU=m +CONFIG_NOUVEAU_LEGACY_CTX_SUPPORT=y CONFIG_NOUVEAU_DEBUG=5 CONFIG_NOUVEAU_DEBUG_DEFAULT=3 # CONFIG_NOUVEAU_DEBUG_MMU is not set @@ -4755,10 +4736,10 @@ CONFIG_DRM_PANEL_ORIENTATION_QUIRKS=y # # Frame buffer Devices # -CONFIG_FB=y -# CONFIG_FIRMWARE_EDID is not set CONFIG_FB_CMDLINE=y CONFIG_FB_NOTIFY=y +CONFIG_FB=y +# CONFIG_FIRMWARE_EDID is not set CONFIG_FB_BOOT_VESA_SUPPORT=y CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y @@ -5559,7 +5540,6 @@ CONFIG_USB_EMI62=m CONFIG_USB_EMI26=m CONFIG_USB_ADUTUX=m CONFIG_USB_SEVSEG=m -# CONFIG_USB_RIO500 is not set CONFIG_USB_LEGOTOWER=m CONFIG_USB_LCD=m # CONFIG_USB_CYPRESS_CY7C63 is not set @@ -5948,7 +5928,6 @@ CONFIG_VFIO_PCI_INTX=y # CONFIG_VFIO_PCI_IGD is not set CONFIG_VFIO_MDEV=m CONFIG_VFIO_MDEV_DEVICE=m -# CONFIG_VFIO_SPIMDEV is not set CONFIG_IRQ_BYPASS_MANAGER=m # CONFIG_VIRT_DRIVERS is not set CONFIG_VIRTIO=y @@ -6065,6 +6044,7 @@ CONFIG_PVPANIC=y CONFIG_MLX_PLATFORM=m CONFIG_INTEL_TURBO_MAX_3=y # CONFIG_I2C_MULTI_INSTANTIATE is not set +# CONFIG_INTEL_ATOMISP2_PM is not set CONFIG_PMC_ATOM=y # CONFIG_CHROME_PLATFORMS is not set CONFIG_MELLANOX_PLATFORM=y @@ -6100,9 +6080,14 @@ CONFIG_IOMMU_SUPPORT=y # # Generic IOMMU Pagetable Support # + +# +# Generic PASID table support +# # CONFIG_IOMMU_DEBUGFS is not set CONFIG_IOMMU_DEFAULT_PASSTHROUGH=y CONFIG_IOMMU_IOVA=y +# CONFIG_IOMMU_PROCESS is not set CONFIG_AMD_IOMMU=y CONFIG_AMD_IOMMU_V2=m CONFIG_DMAR_TABLE=y @@ -6111,6 +6096,7 @@ CONFIG_INTEL_IOMMU=y # CONFIG_INTEL_IOMMU_DEFAULT_ON is not set CONFIG_INTEL_IOMMU_FLOPPY_WA=y CONFIG_IRQ_REMAP=y +# CONFIG_SMMU_BYPASS_DEV is not set # # Remoteproc drivers @@ -6153,6 +6139,8 @@ CONFIG_IRQ_REMAP=y # Xilinx SoC drivers # # CONFIG_XILINX_VCU is not set +CONFIG_SOC_HISILICON_LBC=m +CONFIG_SOC_HISILICON_SYSCTL=m # CONFIG_PM_DEVFREQ is not set # CONFIG_EXTCON is not set # CONFIG_MEMORY is not set @@ -6581,6 +6569,7 @@ CONFIG_NVMEM=y # CONFIG_FPGA is not set # CONFIG_UNISYS_VISORBUS is not set # CONFIG_SIOX is not set +# CONFIG_UACCE is not set # CONFIG_SLIMBUS is not set # @@ -6676,7 +6665,6 @@ CONFIG_VFAT_FS=m CONFIG_FAT_DEFAULT_CODEPAGE=437 CONFIG_FAT_DEFAULT_IOCHARSET="ascii" # CONFIG_FAT_DEFAULT_UTF8 is not set -# CONFIG_NTFS_FS is not set # # Pseudo filesystems @@ -6927,6 +6915,7 @@ CONFIG_IMA_APPRAISE_BOOTPARAM=y CONFIG_IMA_TRUSTED_KEYRING=y # CONFIG_IMA_BLACKLIST_KEYRING is not set # CONFIG_IMA_LOAD_X509 is not set +# CONFIG_IMA_DIGEST_LIST is not set CONFIG_EVM=y CONFIG_EVM_ATTR_FSUUID=y # CONFIG_EVM_ADD_XATTRS is not set @@ -7142,13 +7131,15 @@ CONFIG_CRYPTO_DEV_CHELSIO=m CONFIG_CHELSIO_IPSEC_INLINE=y # CONFIG_CRYPTO_DEV_CHELSIO_TLS is not set CONFIG_CRYPTO_DEV_VIRTIO=m -# CONFIG_CRYPTO_DEV_HISILICON is not set CONFIG_ASYMMETRIC_KEY_TYPE=y CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y CONFIG_X509_CERTIFICATE_PARSER=y CONFIG_PKCS7_MESSAGE_PARSER=y # CONFIG_PKCS7_TEST_KEY is not set CONFIG_SIGNED_PE_FILE_VERIFICATION=y +# CONFIG_PGP_LIBRARY is not set +# CONFIG_PGP_KEY_PARSER is not set +# CONFIG_PGP_PRELOAD is not set # # Certificates for signature checking @@ -7160,6 +7151,7 @@ CONFIG_SYSTEM_TRUSTED_KEYS="" # CONFIG_SECONDARY_TRUSTED_KEYRING is not set CONFIG_SYSTEM_BLACKLIST_KEYRING=y CONFIG_SYSTEM_BLACKLIST_HASH_LIST="" +# CONFIG_PGP_PRELOAD_PUBLIC_KEYS is not set CONFIG_BINARY_PRINTF=y # @@ -7191,6 +7183,7 @@ CONFIG_CRC32_SLICEBY8=y CONFIG_CRC7=m CONFIG_LIBCRC32C=m CONFIG_CRC8=m +CONFIG_XXHASH=y # CONFIG_RANDOM32_SELFTEST is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y @@ -7325,6 +7318,8 @@ CONFIG_DEBUG_STACKOVERFLOW=y CONFIG_HAVE_ARCH_KASAN=y # CONFIG_KASAN is not set CONFIG_ARCH_HAS_KCOV=y +CONFIG_CC_HAS_SANCOV_TRACE_PC=y +# CONFIG_KCOV is not set CONFIG_DEBUG_SHIRQ=y # diff --git a/arch/x86/configs/openeuler_defconfig b/arch/x86/configs/openeuler_defconfig index 8a05478477dc..4c9de1198798 100644 --- a/arch/x86/configs/openeuler_defconfig +++ b/arch/x86/configs/openeuler_defconfig @@ -1,5 +1,13 @@ +# +# Automatically generated file; DO NOT EDIT. +# Linux/x86 4.19.138 Kernel Configuration +# + +# +# Compiler: gcc 7.5.0 +# CONFIG_CC_IS_GCC=y -CONFIG_GCC_VERSION=50400 +CONFIG_GCC_VERSION=70500 CONFIG_CLANG_VERSION=0 CONFIG_CC_HAS_ASM_GOTO=y CONFIG_IRQ_WORK=y @@ -151,8 +159,8 @@ CONFIG_IPC_NS=y CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y -CONFIG_CHECKPOINT_RESTORE=y CONFIG_SCHED_STEAL=y +CONFIG_CHECKPOINT_RESTORE=y CONFIG_SCHED_AUTOGROUP=y # CONFIG_SYSFS_DEPRECATED is not set CONFIG_RELAY=y @@ -303,6 +311,7 @@ CONFIG_XEN_SAVE_RESTORE=y # CONFIG_XEN_DEBUG_FS is not set # CONFIG_XEN_PVH is not set CONFIG_KVM_GUEST=y +CONFIG_ARCH_CPUIDLE_HALTPOLL=y # CONFIG_KVM_DEBUG_FS is not set CONFIG_PARAVIRT_TIME_ACCOUNTING=y CONFIG_PARAVIRT_CLOCK=y @@ -322,6 +331,7 @@ CONFIG_X86_MINIMUM_CPU_FAMILY=64 CONFIG_X86_DEBUGCTLMSR=y CONFIG_CPU_SUP_INTEL=y CONFIG_CPU_SUP_AMD=y +CONFIG_CPU_SUP_HYGON=y CONFIG_CPU_SUP_CENTAUR=y CONFIG_HPET_TIMER=y CONFIG_HPET_EMULATE_RTC=y @@ -700,17 +710,15 @@ CONFIG_FW_CFG_SYSFS=y # # EFI (Extensible Firmware Interface) Support # -#CONFIG_EFI_VARS is not set +# CONFIG_EFI_VARS is not set CONFIG_EFI_ESRT=y CONFIG_EFI_RUNTIME_MAP=y # CONFIG_EFI_FAKE_MEMMAP is not set CONFIG_EFI_RUNTIME_WRAPPERS=y -# CONFIG_EFI_BOOTLOADER_CONTROL is not set # CONFIG_EFI_CAPSULE_LOADER is not set # CONFIG_EFI_TEST is not set CONFIG_APPLE_PROPERTIES=y # CONFIG_RESET_ATTACK_MITIGATION is not set -CONFIG_EFI_CUSTOM_SSDT_OVERLAYS=y CONFIG_UEFI_CPER=y CONFIG_UEFI_CPER_X86=y CONFIG_EFI_DEV_PATH_PARSER=y @@ -731,6 +739,7 @@ CONFIG_KVM_VFIO=y CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT=y CONFIG_KVM_COMPAT=y CONFIG_HAVE_KVM_IRQ_BYPASS=y +CONFIG_HAVE_KVM_NO_POLL=y CONFIG_VIRTUALIZATION=y CONFIG_KVM=m CONFIG_KVM_INTEL=m @@ -832,8 +841,6 @@ CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y CONFIG_STRICT_KERNEL_RWX=y CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y CONFIG_STRICT_MODULE_RWX=y -CONFIG_ARCH_HAS_REFCOUNT=y -# CONFIG_REFCOUNT_FULL is not set CONFIG_HAVE_ARCH_PREL32_RELOCATIONS=y CONFIG_ARCH_USE_MEMREMAP_PROT=y @@ -842,9 +849,8 @@ CONFIG_ARCH_USE_MEMREMAP_PROT=y # # CONFIG_GCOV_KERNEL is not set CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y -CONFIG_PLUGIN_HOSTCC="g++" +CONFIG_PLUGIN_HOSTCC="" CONFIG_HAVE_GCC_PLUGINS=y -# CONFIG_GCC_PLUGINS is not set CONFIG_RT_MUTEXES=y CONFIG_BASE_SMALL=0 CONFIG_MODULES=y @@ -2128,7 +2134,6 @@ CONFIG_BLK_DEV_SD=m CONFIG_CHR_DEV_ST=m # CONFIG_CHR_DEV_OSST is not set CONFIG_BLK_DEV_SR=m -CONFIG_BLK_DEV_SR_VENDOR=y CONFIG_CHR_DEV_SG=m CONFIG_CHR_DEV_SCH=m CONFIG_SCSI_ENCLOSURE=m @@ -2509,6 +2514,8 @@ CONFIG_BE2NET_LANCER=y CONFIG_BE2NET_SKYHAWK=y # CONFIG_NET_VENDOR_EZCHIP is not set # CONFIG_NET_VENDOR_HP is not set +CONFIG_NET_VENDOR_HUAWEI=y +# CONFIG_HINIC is not set CONFIG_BMA=m # CONFIG_NET_VENDOR_I825XX is not set CONFIG_NET_VENDOR_INTEL=y @@ -3609,6 +3616,7 @@ CONFIG_GPIO_ICH=m # PCI GPIO expanders # # CONFIG_GPIO_AMD8111 is not set +# CONFIG_GPIO_BT8XX is not set # CONFIG_GPIO_ML_IOH is not set # CONFIG_GPIO_PCI_IDIO_16 is not set # CONFIG_GPIO_PCIE_IDIO_24 is not set @@ -4085,9 +4093,6 @@ CONFIG_VIDEO_V4L2=m # CONFIG_VIDEO_ADV_DEBUG is not set # CONFIG_VIDEO_FIXED_MINOR_RANGES is not set CONFIG_VIDEO_TUNER=m -CONFIG_VIDEOBUF_GEN=m -CONFIG_VIDEOBUF_DMA_SG=m -CONFIG_VIDEOBUF_VMALLOC=m CONFIG_DVB_CORE=m # CONFIG_DVB_MMAP is not set CONFIG_DVB_NET=y @@ -4161,7 +4166,6 @@ CONFIG_USB_PWC=m # CONFIG_USB_PWC_DEBUG is not set CONFIG_USB_PWC_INPUT_EVDEV=y # CONFIG_VIDEO_CPIA2 is not set -CONFIG_USB_ZR364XX=m CONFIG_USB_STKWEBCAM=m CONFIG_USB_S2255=m # CONFIG_VIDEO_USBTV is not set @@ -4184,13 +4188,6 @@ CONFIG_VIDEO_USBVISION=m CONFIG_VIDEO_AU0828=m CONFIG_VIDEO_AU0828_V4L2=y # CONFIG_VIDEO_AU0828_RC is not set -CONFIG_VIDEO_CX231XX=m -CONFIG_VIDEO_CX231XX_RC=y -CONFIG_VIDEO_CX231XX_ALSA=m -CONFIG_VIDEO_CX231XX_DVB=m -CONFIG_VIDEO_TM6000=m -CONFIG_VIDEO_TM6000_ALSA=m -CONFIG_VIDEO_TM6000_DVB=m # # Digital TV USB devices @@ -4275,16 +4272,11 @@ CONFIG_VIDEO_IVTV=m # CONFIG_VIDEO_IVTV_DEPRECATED_IOCTLS is not set # CONFIG_VIDEO_IVTV_ALSA is not set CONFIG_VIDEO_FB_IVTV=m -# CONFIG_VIDEO_HEXIUM_GEMINI is not set -# CONFIG_VIDEO_HEXIUM_ORION is not set -# CONFIG_VIDEO_MXB is not set # CONFIG_VIDEO_DT3155 is not set # # Media capture/analog/hybrid TV support # -CONFIG_VIDEO_CX18=m -CONFIG_VIDEO_CX18_ALSA=m CONFIG_VIDEO_CX23885=m CONFIG_MEDIA_ALTERA_CI=m # CONFIG_VIDEO_CX25821 is not set @@ -4294,8 +4286,6 @@ CONFIG_VIDEO_CX88_BLACKBIRD=m CONFIG_VIDEO_CX88_DVB=m # CONFIG_VIDEO_CX88_ENABLE_VP3054 is not set CONFIG_VIDEO_CX88_MPEG=m -CONFIG_VIDEO_BT848=m -CONFIG_DVB_BT8XX=m CONFIG_VIDEO_SAA7134=m CONFIG_VIDEO_SAA7134_ALSA=m CONFIG_VIDEO_SAA7134_RC=y @@ -4305,14 +4295,9 @@ CONFIG_VIDEO_SAA7164=m # # Media digital TV PCI Adapters # -CONFIG_DVB_AV7110_IR=y -CONFIG_DVB_AV7110=m -CONFIG_DVB_AV7110_OSD=y CONFIG_DVB_BUDGET_CORE=m CONFIG_DVB_BUDGET=m CONFIG_DVB_BUDGET_CI=m -CONFIG_DVB_BUDGET_AV=m -CONFIG_DVB_BUDGET_PATCH=m CONFIG_DVB_B2C2_FLEXCOP_PCI=m # CONFIG_DVB_B2C2_FLEXCOP_PCI_DEBUG is not set CONFIG_DVB_PLUTO2=m @@ -4379,7 +4364,6 @@ CONFIG_VIDEOBUF2_DMA_SG=m CONFIG_VIDEOBUF2_DVB=m CONFIG_DVB_B2C2_FLEXCOP=m CONFIG_VIDEO_SAA7146=m -CONFIG_VIDEO_SAA7146_VV=m CONFIG_SMS_SIANO_MDTV=m CONFIG_SMS_SIANO_RC=y # CONFIG_SMS_SIANO_DEBUGFS is not set @@ -4394,11 +4378,8 @@ CONFIG_VIDEO_IR_I2C=m # # Audio decoders, processors and mixers # -CONFIG_VIDEO_TVAUDIO=m -CONFIG_VIDEO_TDA7432=m CONFIG_VIDEO_MSP3400=m CONFIG_VIDEO_CS3308=m -CONFIG_VIDEO_CS5345=m CONFIG_VIDEO_CS53L32A=m CONFIG_VIDEO_WM8775=m CONFIG_VIDEO_WM8739=m @@ -4522,7 +4503,6 @@ CONFIG_DVB_MN88473=m # # DVB-S (satellite) frontends # -CONFIG_DVB_CX24110=m CONFIG_DVB_CX24123=m CONFIG_DVB_MT312=m CONFIG_DVB_ZL10036=m @@ -4535,12 +4515,10 @@ CONFIG_DVB_STV6110=m CONFIG_DVB_STV0900=m CONFIG_DVB_TDA8083=m CONFIG_DVB_TDA10086=m -CONFIG_DVB_TDA8261=m CONFIG_DVB_VES1X93=m CONFIG_DVB_TUNER_ITD1000=m CONFIG_DVB_TUNER_CX24113=m CONFIG_DVB_TDA826X=m -CONFIG_DVB_TUA6100=m CONFIG_DVB_CX24116=m CONFIG_DVB_CX24117=m CONFIG_DVB_CX24120=m @@ -4553,8 +4531,6 @@ CONFIG_DVB_TDA10071=m # # DVB-T (terrestrial) frontends # -CONFIG_DVB_SP8870=m -CONFIG_DVB_SP887X=m CONFIG_DVB_CX22700=m CONFIG_DVB_CX22702=m CONFIG_DVB_DRXD=m @@ -4590,7 +4566,6 @@ CONFIG_DVB_STV0297=m # ATSC (North American/Korean Terrestrial/Cable DTV) frontends # CONFIG_DVB_NXT200X=m -CONFIG_DVB_OR51211=m CONFIG_DVB_OR51132=m CONFIG_DVB_BCM3510=m CONFIG_DVB_LGDT330X=m @@ -6110,6 +6085,7 @@ CONFIG_IOMMU_SUPPORT=y # CONFIG_IOMMU_DEBUGFS is not set CONFIG_IOMMU_DEFAULT_PASSTHROUGH=y CONFIG_IOMMU_IOVA=y +# CONFIG_IOMMU_PROCESS is not set CONFIG_AMD_IOMMU=y CONFIG_AMD_IOMMU_V2=m CONFIG_DMAR_TABLE=y @@ -6894,7 +6870,7 @@ CONFIG_SECURITY_NETWORK=y CONFIG_PAGE_TABLE_ISOLATION=y CONFIG_SECURITY_INFINIBAND=y CONFIG_SECURITY_NETWORK_XFRM=y -# CONFIG_SECURITY_PATH is not set +CONFIG_SECURITY_PATH=y CONFIG_INTEL_TXT=y CONFIG_LSM_MMAP_MIN_ADDR=65535 CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y @@ -7349,6 +7325,8 @@ CONFIG_DEBUG_STACKOVERFLOW=y CONFIG_HAVE_ARCH_KASAN=y # CONFIG_KASAN is not set CONFIG_ARCH_HAS_KCOV=y +CONFIG_CC_HAS_SANCOV_TRACE_PC=y +# CONFIG_KCOV is not set CONFIG_DEBUG_SHIRQ=y # diff --git a/arch/x86/configs/storage_ci_defconfig b/arch/x86/configs/storage_ci_defconfig index c7344e20d964..889f42e8a968 100644 --- a/arch/x86/configs/storage_ci_defconfig +++ b/arch/x86/configs/storage_ci_defconfig @@ -1,14 +1,15 @@ # # Automatically generated file; DO NOT EDIT. -# Linux/x86 4.19.44 Kernel Configuration +# Linux/x86 4.19.138 Kernel Configuration # # -# Compiler: gcc (Ubuntu 5.4.0-6ubuntu1~16.04.10) 5.4.0 20160609 +# Compiler: gcc (Ubuntu 7.5.0-6ubuntu2) 7.5.0 # CONFIG_CC_IS_GCC=y -CONFIG_GCC_VERSION=50400 +CONFIG_GCC_VERSION=70500 CONFIG_CLANG_VERSION=0 +CONFIG_CC_HAS_ASM_GOTO=y CONFIG_CONSTRUCTORS=y CONFIG_IRQ_WORK=y CONFIG_BUILDTIME_EXTABLE_SORT=y @@ -47,6 +48,7 @@ CONFIG_HAVE_ARCH_AUDITSYSCALL=y CONFIG_AUDITSYSCALL=y CONFIG_AUDIT_WATCH=y CONFIG_AUDIT_TREE=y +CONFIG_KTASK=y # # IRQ subsystem @@ -157,8 +159,8 @@ CONFIG_IPC_NS=y CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y -# CONFIG_CHECKPOINT_RESTORE is not set CONFIG_SCHED_STEAL=y +# CONFIG_CHECKPOINT_RESTORE is not set CONFIG_SCHED_AUTOGROUP=y # CONFIG_SYSFS_DEPRECATED is not set CONFIG_RELAY=y @@ -170,6 +172,7 @@ CONFIG_RD_LZMA=y CONFIG_RD_XZ=y CONFIG_RD_LZO=y CONFIG_RD_LZ4=y +CONFIG_INITRAMFS_FILE_METADATA="" CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_SYSCTL=y @@ -298,6 +301,7 @@ CONFIG_PARAVIRT=y # CONFIG_PARAVIRT_SPINLOCKS is not set # CONFIG_XEN is not set CONFIG_KVM_GUEST=y +CONFIG_ARCH_CPUIDLE_HALTPOLL=y # CONFIG_KVM_DEBUG_FS is not set CONFIG_PARAVIRT_TIME_ACCOUNTING=y CONFIG_PARAVIRT_CLOCK=y @@ -317,6 +321,7 @@ CONFIG_X86_MINIMUM_CPU_FAMILY=64 CONFIG_X86_DEBUGCTLMSR=y CONFIG_CPU_SUP_INTEL=y CONFIG_CPU_SUP_AMD=y +CONFIG_CPU_SUP_HYGON=y CONFIG_CPU_SUP_CENTAUR=y CONFIG_HPET_TIMER=y CONFIG_HPET_EMULATE_RTC=y @@ -391,6 +396,9 @@ CONFIG_X86_SMAP=y CONFIG_X86_INTEL_UMIP=y CONFIG_X86_INTEL_MPX=y CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS=y +CONFIG_X86_INTEL_TSX_MODE_OFF=y +# CONFIG_X86_INTEL_TSX_MODE_ON is not set +# CONFIG_X86_INTEL_TSX_MODE_AUTO is not set CONFIG_EFI=y CONFIG_EFI_STUB=y CONFIG_EFI_MIXED=y @@ -422,6 +430,7 @@ CONFIG_LEGACY_VSYSCALL_EMULATE=y # CONFIG_CMDLINE_BOOL is not set CONFIG_MODIFY_LDT_SYSCALL=y CONFIG_HAVE_LIVEPATCH_FTRACE=y +CONFIG_HAVE_LIVEPATCH_WO_FTRACE=y # # Enable Livepatch @@ -551,6 +560,8 @@ CONFIG_CPU_IDLE=y # CONFIG_CPU_IDLE_GOV_LADDER is not set CONFIG_CPU_IDLE_GOV_MENU=y CONFIG_CPU_IDLE_GOV_TEO=y +# CONFIG_CPU_IDLE_GOV_HALTPOLL is not set +CONFIG_HALTPOLL_CPUIDLE=y CONFIG_INTEL_IDLE=y # @@ -607,6 +618,7 @@ CONFIG_HOTPLUG_PCI_ACPI=y # DesignWare PCI Core Support # # CONFIG_PCIE_DW_PLAT_HOST is not set +CONFIG_HISILICON_PCIE_CAE=m # # PCI Endpoint @@ -627,7 +639,6 @@ CONFIG_AMD_NB=y # Binary Emulations # CONFIG_IA32_EMULATION=y -# CONFIG_IA32_AOUT is not set # CONFIG_X86_X32 is not set CONFIG_COMPAT_32=y CONFIG_COMPAT=y @@ -646,7 +657,6 @@ CONFIG_FIRMWARE_MEMMAP=y # CONFIG_DMIID is not set # CONFIG_DMI_SYSFS is not set CONFIG_DMI_SCAN_MACHINE_NON_EFI_FALLBACK=y -CONFIG_ISCSI_IBFT_FIND=y # CONFIG_ISCSI_IBFT is not set # CONFIG_FW_CFG_SYSFS is not set # CONFIG_GOOGLE_FIRMWARE is not set @@ -663,7 +673,6 @@ CONFIG_EFI_RUNTIME_WRAPPERS=y # CONFIG_EFI_TEST is not set # CONFIG_APPLE_PROPERTIES is not set # CONFIG_RESET_ATTACK_MITIGATION is not set -CONFIG_EFI_CUSTOM_SSDT_OVERLAYS=y CONFIG_UEFI_CPER=y CONFIG_UEFI_CPER_X86=y @@ -760,8 +769,6 @@ CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y CONFIG_STRICT_KERNEL_RWX=y CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y CONFIG_STRICT_MODULE_RWX=y -CONFIG_ARCH_HAS_REFCOUNT=y -# CONFIG_REFCOUNT_FULL is not set CONFIG_HAVE_ARCH_PREL32_RELOCATIONS=y # @@ -1348,7 +1355,6 @@ CONFIG_BLK_DEV_SD=y # CONFIG_CHR_DEV_ST is not set # CONFIG_CHR_DEV_OSST is not set CONFIG_BLK_DEV_SR=y -CONFIG_BLK_DEV_SR_VENDOR=y CONFIG_CHR_DEV_SG=y # CONFIG_CHR_DEV_SCH is not set CONFIG_SCSI_CONSTANTS=y @@ -1670,6 +1676,8 @@ CONFIG_NET_VENDOR_EMULEX=y CONFIG_NET_VENDOR_EZCHIP=y CONFIG_NET_VENDOR_HP=y # CONFIG_HP100 is not set +CONFIG_NET_VENDOR_HUAWEI=y +# CONFIG_BMA is not set CONFIG_NET_VENDOR_I825XX=y CONFIG_NET_VENDOR_INTEL=y # CONFIG_E100 is not set @@ -2049,10 +2057,10 @@ CONFIG_DRM_PANEL_ORIENTATION_QUIRKS=y # # Frame buffer Devices # -CONFIG_FB=y -# CONFIG_FIRMWARE_EDID is not set CONFIG_FB_CMDLINE=y CONFIG_FB_NOTIFY=y +CONFIG_FB=y +# CONFIG_FIRMWARE_EDID is not set CONFIG_FB_BOOT_VESA_SUPPORT=y CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y @@ -2537,7 +2545,6 @@ CONFIG_VFAT_FS=y CONFIG_FAT_DEFAULT_CODEPAGE=437 CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" # CONFIG_FAT_DEFAULT_UTF8 is not set -# CONFIG_NTFS_FS is not set # # Pseudo filesystems @@ -2962,6 +2969,9 @@ CONFIG_ASYMMETRIC_KEY_TYPE=y CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y CONFIG_X509_CERTIFICATE_PARSER=y CONFIG_PKCS7_MESSAGE_PARSER=y +# CONFIG_PGP_LIBRARY is not set +# CONFIG_PGP_KEY_PARSER is not set +# CONFIG_PGP_PRELOAD is not set # # Certificates for signature checking @@ -2971,6 +2981,7 @@ CONFIG_SYSTEM_TRUSTED_KEYS="" # CONFIG_SYSTEM_EXTRA_CERTIFICATE is not set # CONFIG_SECONDARY_TRUSTED_KEYRING is not set # CONFIG_SYSTEM_BLACKLIST_KEYRING is not set +# CONFIG_PGP_PRELOAD_PUBLIC_KEYS is not set CONFIG_BINARY_PRINTF=y # @@ -3002,6 +3013,7 @@ CONFIG_CRC32_SLICEBY8=y # CONFIG_CRC7 is not set CONFIG_LIBCRC32C=y # CONFIG_CRC8 is not set +CONFIG_XXHASH=y # CONFIG_RANDOM32_SELFTEST is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y @@ -3128,6 +3140,8 @@ CONFIG_DEBUG_STACKOVERFLOW=y CONFIG_HAVE_ARCH_KASAN=y # CONFIG_KASAN is not set CONFIG_ARCH_HAS_KCOV=y +CONFIG_CC_HAS_SANCOV_TRACE_PC=y +# CONFIG_KCOV is not set CONFIG_DEBUG_SHIRQ=y # diff --git a/arch/x86/configs/syzkaller_defconfig b/arch/x86/configs/syzkaller_defconfig index fe45137f8529..061f2fe87382 100644 --- a/arch/x86/configs/syzkaller_defconfig +++ b/arch/x86/configs/syzkaller_defconfig @@ -1,14 +1,15 @@ # # Automatically generated file; DO NOT EDIT. -# Linux/x86 4.19.32 Kernel Configuration +# Linux/x86 4.19.138 Kernel Configuration # # -# Compiler: gcc (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0 +# Compiler: gcc (Ubuntu 7.5.0-6ubuntu2) 7.5.0 # CONFIG_CC_IS_GCC=y -CONFIG_GCC_VERSION=70300 +CONFIG_GCC_VERSION=70500 CONFIG_CLANG_VERSION=0 +CONFIG_CC_HAS_ASM_GOTO=y CONFIG_CONSTRUCTORS=y CONFIG_IRQ_WORK=y CONFIG_BUILDTIME_EXTABLE_SORT=y @@ -47,6 +48,7 @@ CONFIG_HAVE_ARCH_AUDITSYSCALL=y CONFIG_AUDITSYSCALL=y CONFIG_AUDIT_WATCH=y CONFIG_AUDIT_TREE=y +CONFIG_KTASK=y # # IRQ subsystem @@ -158,6 +160,7 @@ CONFIG_IPC_NS=y CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_NET_NS=y +# CONFIG_SCHED_STEAL is not set # CONFIG_CHECKPOINT_RESTORE is not set CONFIG_SCHED_AUTOGROUP=y # CONFIG_SYSFS_DEPRECATED is not set @@ -170,6 +173,7 @@ CONFIG_RD_LZMA=y CONFIG_RD_XZ=y CONFIG_RD_LZO=y CONFIG_RD_LZ4=y +CONFIG_INITRAMFS_FILE_METADATA="" CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_SYSCTL=y @@ -311,6 +315,7 @@ CONFIG_XEN_SAVE_RESTORE=y # CONFIG_XEN_DEBUG_FS is not set # CONFIG_XEN_PVH is not set CONFIG_KVM_GUEST=y +CONFIG_ARCH_CPUIDLE_HALTPOLL=y # CONFIG_KVM_DEBUG_FS is not set CONFIG_PARAVIRT_TIME_ACCOUNTING=y CONFIG_PARAVIRT_CLOCK=y @@ -330,6 +335,7 @@ CONFIG_X86_MINIMUM_CPU_FAMILY=64 CONFIG_X86_DEBUGCTLMSR=y CONFIG_CPU_SUP_INTEL=y CONFIG_CPU_SUP_AMD=y +CONFIG_CPU_SUP_HYGON=y CONFIG_CPU_SUP_CENTAUR=y CONFIG_HPET_TIMER=y CONFIG_HPET_EMULATE_RTC=y @@ -377,6 +383,7 @@ CONFIG_X86_DIRECT_GBPAGES=y CONFIG_ARCH_HAS_MEM_ENCRYPT=y # CONFIG_AMD_MEM_ENCRYPT is not set CONFIG_NUMA=y +CONFIG_NUMA_AWARE_SPINLOCKS=y CONFIG_AMD_NUMA=y CONFIG_X86_64_ACPI_NUMA=y CONFIG_NODES_SPAN_OTHER_NODES=y @@ -403,6 +410,9 @@ CONFIG_X86_SMAP=y CONFIG_X86_INTEL_UMIP=y CONFIG_X86_INTEL_MPX=y CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS=y +CONFIG_X86_INTEL_TSX_MODE_OFF=y +# CONFIG_X86_INTEL_TSX_MODE_ON is not set +# CONFIG_X86_INTEL_TSX_MODE_AUTO is not set CONFIG_EFI=y CONFIG_EFI_STUB=y CONFIG_EFI_MIXED=y @@ -433,6 +443,7 @@ CONFIG_LEGACY_VSYSCALL_EMULATE=y # CONFIG_CMDLINE_BOOL is not set CONFIG_MODIFY_LDT_SYSCALL=y CONFIG_HAVE_LIVEPATCH_FTRACE=y +CONFIG_HAVE_LIVEPATCH_WO_FTRACE=y # # Enable Livepatch @@ -562,6 +573,9 @@ CONFIG_X86_INTEL_PSTATE=y CONFIG_CPU_IDLE=y # CONFIG_CPU_IDLE_GOV_LADDER is not set CONFIG_CPU_IDLE_GOV_MENU=y +# CONFIG_CPU_IDLE_GOV_TEO is not set +# CONFIG_CPU_IDLE_GOV_HALTPOLL is not set +CONFIG_HALTPOLL_CPUIDLE=y CONFIG_INTEL_IDLE=y # @@ -620,6 +634,7 @@ CONFIG_HOTPLUG_PCI_ACPI=y # DesignWare PCI Core Support # # CONFIG_PCIE_DW_PLAT_HOST is not set +CONFIG_HISILICON_PCIE_CAE=m # # PCI Endpoint @@ -647,7 +662,6 @@ CONFIG_CARDBUS=y # Binary Emulations # CONFIG_IA32_EMULATION=y -# CONFIG_IA32_AOUT is not set # CONFIG_X86_X32 is not set CONFIG_COMPAT_32=y CONFIG_COMPAT=y @@ -666,7 +680,6 @@ CONFIG_FIRMWARE_MEMMAP=y CONFIG_DMIID=y CONFIG_DMI_SYSFS=y CONFIG_DMI_SCAN_MACHINE_NON_EFI_FALLBACK=y -CONFIG_ISCSI_IBFT_FIND=y # CONFIG_ISCSI_IBFT is not set # CONFIG_FW_CFG_SYSFS is not set # CONFIG_GOOGLE_FIRMWARE is not set @@ -782,8 +795,6 @@ CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y CONFIG_STRICT_KERNEL_RWX=y CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y CONFIG_STRICT_MODULE_RWX=y -CONFIG_ARCH_HAS_REFCOUNT=y -# CONFIG_REFCOUNT_FULL is not set CONFIG_HAVE_ARCH_PREL32_RELOCATIONS=y # @@ -1610,6 +1621,7 @@ CONFIG_IPVLAN=y # CONFIG_IPVTAP is not set # CONFIG_VXLAN is not set # CONFIG_GENEVE is not set +# CONFIG_GTP is not set # CONFIG_MACSEC is not set # CONFIG_NETCONSOLE is not set CONFIG_TUN=y @@ -1694,6 +1706,9 @@ CONFIG_NET_VENDOR_EMULEX=y # CONFIG_BE2NET is not set CONFIG_NET_VENDOR_EZCHIP=y # CONFIG_NET_VENDOR_HP is not set +CONFIG_NET_VENDOR_HUAWEI=y +# CONFIG_HINIC is not set +# CONFIG_BMA is not set # CONFIG_NET_VENDOR_I825XX is not set CONFIG_NET_VENDOR_INTEL=y # CONFIG_E100 is not set @@ -1795,7 +1810,7 @@ CONFIG_SWPHY=y # # CONFIG_AMD_PHY is not set # CONFIG_AQUANTIA_PHY is not set -# CONFIG_ASIX_PHY is not set +# CONFIG_AX88796B_PHY is not set # CONFIG_AT803X_PHY is not set # CONFIG_BCM7XXX_PHY is not set # CONFIG_BCM87XX_PHY is not set @@ -2039,6 +2054,7 @@ CONFIG_SERIAL_NONSTANDARD=y # CONFIG_N_HDLC is not set # CONFIG_N_GSM is not set # CONFIG_TRACE_SINK is not set +CONFIG_LDISC_AUTOLOAD=y CONFIG_DEVMEM=y # CONFIG_DEVKMEM is not set @@ -2098,7 +2114,6 @@ CONFIG_HW_RANDOM_INTEL=y CONFIG_HW_RANDOM_AMD=y CONFIG_HW_RANDOM_VIA=y CONFIG_NVRAM=y -# CONFIG_R3964 is not set # CONFIG_APPLICOM is not set # CONFIG_MWAVE is not set CONFIG_RAW_DRIVER=y @@ -2475,10 +2490,10 @@ CONFIG_DRM_PANEL_ORIENTATION_QUIRKS=y # # Frame buffer Devices # -CONFIG_FB=y -# CONFIG_FIRMWARE_EDID is not set CONFIG_FB_CMDLINE=y CONFIG_FB_NOTIFY=y +CONFIG_FB=y +# CONFIG_FIRMWARE_EDID is not set CONFIG_FB_BOOT_VESA_SUPPORT=y CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y @@ -2825,7 +2840,6 @@ CONFIG_USB_SERIAL_GENERIC=y # CONFIG_USB_EMI26 is not set # CONFIG_USB_ADUTUX is not set # CONFIG_USB_SEVSEG is not set -# CONFIG_USB_RIO500 is not set # CONFIG_USB_LEGOTOWER is not set # CONFIG_USB_LCD is not set # CONFIG_USB_CYPRESS_CY7C63 is not set @@ -3108,7 +3122,6 @@ CONFIG_STAGING=y # Gasket devices # # CONFIG_STAGING_GASKET_FRAMEWORK is not set -# CONFIG_XIL_AXIS_FIFO is not set # CONFIG_EROFS_FS is not set CONFIG_X86_PLATFORM_DEVICES=y # CONFIG_ACER_WIRELESS is not set @@ -3148,6 +3161,7 @@ CONFIG_PVPANIC=y # CONFIG_SURFACE_PRO3_BUTTON is not set # CONFIG_INTEL_PUNIT_IPC is not set # CONFIG_INTEL_TURBO_MAX_3 is not set +# CONFIG_INTEL_ATOMISP2_PM is not set CONFIG_PMC_ATOM=y # CONFIG_CHROME_PLATFORMS is not set # CONFIG_MELLANOX_PLATFORM is not set @@ -3176,6 +3190,10 @@ CONFIG_IOMMU_SUPPORT=y # # Generic IOMMU Pagetable Support # + +# +# Generic PASID table support +# # CONFIG_IOMMU_DEBUGFS is not set # CONFIG_IOMMU_DEFAULT_PASSTHROUGH is not set CONFIG_IOMMU_IOVA=y @@ -3187,6 +3205,7 @@ CONFIG_INTEL_IOMMU=y # CONFIG_INTEL_IOMMU_DEFAULT_ON is not set CONFIG_INTEL_IOMMU_FLOPPY_WA=y CONFIG_IRQ_REMAP=y +# CONFIG_SMMU_BYPASS_DEV is not set # # Remoteproc drivers @@ -3229,6 +3248,8 @@ CONFIG_IRQ_REMAP=y # Xilinx SoC drivers # # CONFIG_XILINX_VCU is not set +CONFIG_SOC_HISILICON_LBC=m +CONFIG_SOC_HISILICON_SYSCTL=m CONFIG_PM_DEVFREQ=y # @@ -3299,6 +3320,7 @@ CONFIG_NVMEM=y CONFIG_PM_OPP=y # CONFIG_UNISYS_VISORBUS is not set # CONFIG_SIOX is not set +# CONFIG_UACCE is not set # CONFIG_SLIMBUS is not set # @@ -3359,7 +3381,6 @@ CONFIG_AUTOFS_FS=y # # CONFIG_MSDOS_FS is not set # CONFIG_VFAT_FS is not set -# CONFIG_NTFS_FS is not set # # Pseudo filesystems @@ -3536,6 +3557,7 @@ CONFIG_IMA_APPRAISE_BOOTPARAM=y CONFIG_IMA_TRUSTED_KEYRING=y # CONFIG_IMA_BLACKLIST_KEYRING is not set # CONFIG_IMA_LOAD_X509 is not set +# CONFIG_IMA_DIGEST_LIST is not set CONFIG_EVM=y CONFIG_EVM_ATTR_FSUUID=y # CONFIG_EVM_ADD_XATTRS is not set @@ -3726,13 +3748,15 @@ CONFIG_CRYPTO_HW=y # CONFIG_CRYPTO_DEV_QAT_C3XXXVF is not set # CONFIG_CRYPTO_DEV_QAT_C62XVF is not set # CONFIG_CRYPTO_DEV_NITROX_CNN55XX is not set -# CONFIG_CRYPTO_DEV_HISILICON is not set CONFIG_ASYMMETRIC_KEY_TYPE=y CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y CONFIG_X509_CERTIFICATE_PARSER=y CONFIG_PKCS7_MESSAGE_PARSER=y # CONFIG_PKCS7_TEST_KEY is not set CONFIG_SIGNED_PE_FILE_VERIFICATION=y +# CONFIG_PGP_LIBRARY is not set +# CONFIG_PGP_KEY_PARSER is not set +# CONFIG_PGP_PRELOAD is not set # # Certificates for signature checking @@ -3743,6 +3767,7 @@ CONFIG_SYSTEM_TRUSTED_KEYS="" # CONFIG_SYSTEM_EXTRA_CERTIFICATE is not set # CONFIG_SECONDARY_TRUSTED_KEYRING is not set # CONFIG_SYSTEM_BLACKLIST_KEYRING is not set +# CONFIG_PGP_PRELOAD_PUBLIC_KEYS is not set CONFIG_BINARY_PRINTF=y # @@ -3773,6 +3798,7 @@ CONFIG_CRC32_SLICEBY8=y # CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set # CONFIG_CRC8 is not set +CONFIG_XXHASH=y # CONFIG_RANDOM32_SELFTEST is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y -- 2.25.1

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[PATCH] x86/config: enable CONFIG_HINIC by default
by Yang Yingliang 18 Aug '20

18 Aug '20

From: Xie XiuQi <xiexiuqi(a)huawei.com> hulk inclusion cagegory: feature feature: support 1822 on x86 platform After patch "5d57d1e24808 net/hinic: Add support for X86 Arch", hinic driver could support x86 platform, so enable this config by default. Link: https://gitee.com/openeuler/kernel/issues/I1DC1F Signed-off-by: Xie XiuQi <xiexiuqi(a)huawei.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> --- arch/x86/configs/hulk_defconfig | 1 + arch/x86/configs/openeuler_defconfig | 1 + arch/x86/configs/syzkaller_defconfig | 1 + 3 files changed, 3 insertions(+) diff --git a/arch/x86/configs/hulk_defconfig b/arch/x86/configs/hulk_defconfig index ddd209c39445..6a1d3307e34e 100644 --- a/arch/x86/configs/hulk_defconfig +++ b/arch/x86/configs/hulk_defconfig @@ -2526,6 +2526,7 @@ CONFIG_NET_VENDOR_INTEL=y CONFIG_E1000=m CONFIG_E1000E=m CONFIG_E1000E_HWTS=y +CONFIG_HINIC=m CONFIG_IGB=m CONFIG_IGB_HWMON=y CONFIG_IGB_DCA=y diff --git a/arch/x86/configs/openeuler_defconfig b/arch/x86/configs/openeuler_defconfig index 4c9de1198798..747c6bd5967f 100644 --- a/arch/x86/configs/openeuler_defconfig +++ b/arch/x86/configs/openeuler_defconfig @@ -2523,6 +2523,7 @@ CONFIG_NET_VENDOR_INTEL=y CONFIG_E1000=m CONFIG_E1000E=m CONFIG_E1000E_HWTS=y +CONFIG_HINIC=m CONFIG_IGB=m CONFIG_IGB_HWMON=y CONFIG_IGB_DCA=y diff --git a/arch/x86/configs/syzkaller_defconfig b/arch/x86/configs/syzkaller_defconfig index 061f2fe87382..ff5f843e09c4 100644 --- a/arch/x86/configs/syzkaller_defconfig +++ b/arch/x86/configs/syzkaller_defconfig @@ -1716,6 +1716,7 @@ CONFIG_E1000=y CONFIG_E1000E=y CONFIG_E1000E_HWTS=y # CONFIG_IGB is not set +CONFIG_HINIC=m # CONFIG_IGBVF is not set # CONFIG_IXGB is not set # CONFIG_IXGBE is not set -- 2.25.1

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[PATCH] cgroup: add missing skcd->no_refcnt check in cgroup_sk_clone()
by Yang Yingliang 17 Aug '20

17 Aug '20

hulk inclusion category: bugfix bugzilla: CVE: NA --------------------------- Add skcd->no_refcnt check which is missed when backporting ad0f75e5f57c ("cgroup: fix cgroup_sk_alloc() for sk_clone_lock()"). This patch is needed in stable-4.9, stable-4.14 and stable-4.19. Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> Reviewed-by: Kefeng Wang <wangkefeng.wang(a)huawei.com> Signed-off-by: Yang Yingliang <yangyingliang(a)huawei.com> --- kernel/cgroup/cgroup.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index 12fd72d94b7b..e38da89fad66 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -5955,6 +5955,8 @@ void cgroup_sk_clone(struct sock_cgroup_data *skcd) { /* Socket clone path */ if (skcd->val) { + if (skcd->is_data & 2) + return; /* * We might be cloning a socket which is left in an empty * cgroup and the cgroup might have already been rmdir'd. -- 2.25.1

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