November 2024 - Kernel - mailweb.openeuler.org

[openeuler:OLK-6.6 1540/1540] arch/arm64/kvm/../../../virt/kvm/vfio.c:535:6: warning: no previous prototype for 'find_arm_smmu_domain'
by kernel test robot 28 Nov '24

28 Nov '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 321262d8251f07d9439cae39851f2bf2658d8813 commit: c57a5a1f767336eff9721cb833c067657ade31de [1540/1540] virtcca feature: activate confidential vm to set security device s_s2ttbr config: arm64-randconfig-002-20241128 (https://download.01.org/0day-ci/archive/20241128/202411281809.d4MBGHxN-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411281809.d4MBGHxN-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411281809.d4MBGHxN-lkp@intel.com/ All warnings (new ones prefixed by >>): >> arch/arm64/kvm/../../../virt/kvm/vfio.c:535:6: warning: no previous prototype for 'find_arm_smmu_domain' [-Wmissing-prototypes] 535 | void find_arm_smmu_domain(struct kvm_vfio_file *kvf, struct list_head *smmu_domain_group_list) | ^~~~~~~~~~~~~~~~~~~~ vim +/find_arm_smmu_domain +535 arch/arm64/kvm/../../../virt/kvm/vfio.c 529 530 /** 531 * find_arm_smmu_domain - Find smmu domain list from kvm vfio file 532 * @kvf: Kvm vfio file 533 * @smmu_domain_group_list: List of smmu domain group 534 */ > 535 void find_arm_smmu_domain(struct kvm_vfio_file *kvf, struct list_head *smmu_domain_group_list) 536 { 537 struct iommu_group *iommu_group; 538 int ret = 0; 539 struct arm_smmu_domain *arm_smmu_domain = NULL; 540 struct arm_smmu_domain *arm_smmu_domain_node = NULL; 541 542 iommu_group = cvm_vfio_file_iommu_group(kvf->file); 543 arm_smmu_domain = to_smmu_domain(virtcca_iommu_group_get_domain(iommu_group)); 544 list_for_each_entry(arm_smmu_domain_node, 545 smmu_domain_group_list, node) { 546 if (arm_smmu_domain_node == arm_smmu_domain) { 547 ret = -1; 548 break; 549 } 550 } 551 if (!ret) 552 list_add_tail(&arm_smmu_domain->node, smmu_domain_group_list); 553 } 554 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[PATCH OLK-6.6 00/16] Support haltpoll feature
by lishusen 28 Nov '24

28 Nov '24

Support haltpoll feature to improve performance Ankur Arora (10): asm-generic: add barrier smp_cond_load_relaxed_timeout() cpuidle/poll_state: poll via smp_cond_load_relaxed_timeout() cpuidle: rename ARCH_HAS_CPU_RELAX to ARCH_HAS_OPTIMIZED_POLL arm64: barrier: add support for smp_cond_relaxed_timeout() arm64: add support for polling in idle cpuidle-haltpoll: condition on ARCH_CPUIDLE_HALTPOLL arm64: idle: export arch_cpu_idle arm64: support cpuidle-haltpoll arm64/delay: move some constants out to a separate header arm64: support WFET in smp_cond_relaxed_timeout() Joao Martins (4): Kconfig: move ARCH_HAS_OPTIMIZED_POLL to arch/Kconfig arm64: define TIF_POLLING_NRFLAG cpuidle-haltpoll: define arch_haltpoll_want() governors/haltpoll: drop kvm_para_available() check Lifeng Zheng (1): ACPI: processor_idle: Support polling state for LPI lishusen (1): cpuidle: edit cpuidle-haltpoll driver module parameter arch/Kconfig | 3 + arch/arm64/Kconfig | 7 ++ arch/arm64/include/asm/barrier.h | 62 ++++++++++++- arch/arm64/include/asm/cmpxchg.h | 26 ++++-- arch/arm64/include/asm/cpuidle_haltpoll.h | 20 +++++ arch/arm64/include/asm/delay-const.h | 25 ++++++ arch/arm64/include/asm/thread_info.h | 2 + arch/arm64/kernel/idle.c | 1 + arch/arm64/lib/delay.c | 13 +-- arch/x86/Kconfig | 5 +- arch/x86/include/asm/cpuidle_haltpoll.h | 1 + arch/x86/kernel/kvm.c | 13 +++ drivers/acpi/processor_idle.c | 43 +++++++-- drivers/cpuidle/Kconfig | 5 +- drivers/cpuidle/Makefile | 2 +- drivers/cpuidle/cpuidle-haltpoll.c | 104 +++++++++++++++++++--- drivers/cpuidle/governors/haltpoll.c | 6 +- drivers/cpuidle/poll_state.c | 31 +++---- drivers/idle/Kconfig | 1 + include/asm-generic/barrier.h | 42 +++++++++ include/linux/cpuidle.h | 2 +- include/linux/cpuidle_haltpoll.h | 5 ++ 22 files changed, 345 insertions(+), 74 deletions(-) create mode 100644 arch/arm64/include/asm/cpuidle_haltpoll.h create mode 100644 arch/arm64/include/asm/delay-const.h -- 2.33.0

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[openeuler:OLK-5.10 2415/2415] Documentation/devicetree/bindings/arm/cpus.yaml: examples: '-| /{ cpus { arm,pbha-performance-only = /bits/ 8 <0x01 0x05 0x09>; arm,pbha-no-aliases = /bits/ 8 <0x02 0x04 0x06 0x08>;ncpu@0 { device_type = "cpu"; compatible = "arm,cortex-a57"; ... };n}; };'...
by kernel test robot 28 Nov '24

28 Nov '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 48ec47c01c3800fd4419afd91af83e95ba9584d5 commit: 41987e135ceca78d4999eded438024857c9eb9a2 [2415/2415] dt-bindings: arm: Add binding for Page Based Hardware Attributes config: arm64-randconfig-051-20241111 (https://download.01.org/0day-ci/archive/20241128/202411281745.DnH89ucd-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 dtschema version: 2024.12.dev3+g93ee800 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411281745.DnH89ucd-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411281745.DnH89ucd-lkp@intel.com/ dtcheck warnings: (new ones prefixed by >>) from schema $id: http://devicetree.org/meta-schemas/base.yaml# Documentation/devicetree/bindings/rtc/rtc.yaml: title: 'RTC Generic Binding' should not be valid under {'pattern': '([Bb]inding| [Ss]chema)'} hint: Everything is a binding/schema, no need to say it. Describe what hardware the binding is for. from schema $id: http://devicetree.org/meta-schemas/base.yaml# Documentation/devicetree/bindings/rtc/rtc.yaml: properties:quartz-load-femtofarads: '$ref' should not be valid under {'const': '$ref'} hint: Standard unit suffix properties don't need a type $ref from schema $id: http://devicetree.org/meta-schemas/core.yaml# Documentation/devicetree/bindings/rtc/rtc.yaml: properties:trickle-resistor-ohms: '$ref' should not be valid under {'const': '$ref'} hint: Standard unit suffix properties don't need a type $ref from schema $id: http://devicetree.org/meta-schemas/core.yaml# >> Documentation/devicetree/bindings/arm/cpus.yaml: examples: '-| /{ cpus { arm,pbha-performance-only = /bits/ 8 <0x01 0x05 0x09>; arm,pbha-no-aliases = /bits/ 8 <0x02 0x04 0x06 0x08>;ncpu@0 { device_type = "cpu"; compatible = "arm,cortex-a57"; ... };n}; };' is not of type 'array' from schema $id: http://json-schema.org/draft-07/schema# >> Documentation/devicetree/bindings/arm/cpus.yaml: examples: '-| /{ cpus { arm,pbha-performance-only = /bits/ 8 <0x01 0x05 0x09>; arm,pbha-no-aliases = /bits/ 8 <0x02 0x04 0x06 0x08>;ncpu@0 { device_type = "cpu"; compatible = "arm,cortex-a57"; ... };n}; };' is not of type 'array' from schema $id: http://devicetree.org/meta-schemas/base.yaml# >> Documentation/devicetree/bindings/arm/cpus.yaml: 'maintainers' is a required property hint: Metaschema for devicetree binding documentation from schema $id: http://devicetree.org/meta-schemas/base.yaml# Documentation/devicetree/bindings/clock/allwinner,sun8i-a83t-de2-clk.yaml: title: 'Allwinner A83t Display Engine 2/3 Clock Controller Device Tree Bindings' should not be valid under {'pattern': '([Bb]inding| [Ss]chema)'} hint: Everything is a binding/schema, no need to say it. Describe what hardware the binding is for. from schema $id: http://devicetree.org/meta-schemas/base.yaml# Documentation/devicetree/bindings/rtc/sa1100-rtc.yaml: title: 'Marvell Real Time Clock controller bindings' should not be valid under {'pattern': '([Bb]inding| [Ss]chema)'} hint: Everything is a binding/schema, no need to say it. Describe what hardware the binding is for. from schema $id: http://devicetree.org/meta-schemas/base.yaml# Documentation/devicetree/bindings/iio/adc/st,stm32-dfsdm-adc.yaml: allOf:0: 'then' is a dependency of 'if' hint: Keywords must be a subset of known json-schema keywords -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-5.10 2498/2498] vmlinux.o: warning: objtool: do_machine_check()+0xff: call to mce_no_way_out.constprop.0() leaves .noinstr.text section
by kernel test robot 28 Nov '24

28 Nov '24

Hi Guo, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 48ec47c01c3800fd4419afd91af83e95ba9584d5 commit: 003a421b04ba85abaf24a92736dc47f76fda0803 [2498/2498] disable OPTIMIZE_INLINING by default config: x86_64-buildonly-randconfig-003-20241128 (https://download.01.org/0day-ci/archive/20241128/202411281737.6qVsoQFv-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411281737.6qVsoQFv-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411281737.6qVsoQFv-lkp@intel.com/ All warnings (new ones prefixed by >>): ld: warning: arch/x86/power/hibernate_asm_64.o: missing .note.GNU-stack section implies executable stack ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker vmlinux.o: warning: objtool: mce_setup()+0xc: call to memset() leaves .noinstr.text section >> vmlinux.o: warning: objtool: do_machine_check()+0xff: call to mce_no_way_out.constprop.0() leaves .noinstr.text section ld: warning: arch/x86/power/hibernate_asm_64.o: missing .note.GNU-stack section implies executable stack ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker ld: warning: .tmp_vmlinux.kallsyms1 has a LOAD segment with RWX permissions ld: warning: .tmp_vmlinux.kallsyms1.o: missing .note.GNU-stack section implies executable stack ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker ld: warning: .tmp_vmlinux.kallsyms2 has a LOAD segment with RWX permissions ld: warning: .tmp_vmlinux.kallsyms2.o: missing .note.GNU-stack section implies executable stack ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker ld: warning: vmlinux has a LOAD segment with RWX permissions -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[PATCH OLK-5.10] perf: Add PMCG platform information for HiSilicon HIP09A
by Yushan Wang 28 Nov '24

28 Nov '24

From: Qinxin Xia <xiaqinxin(a)huawei.com> driver inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/IB7PW0 CVE: NA ---------------------------------------------------------------------- Description: HiSilicon HIP09A platforms using the same SMMU PMCG with HIP09 and thus suffers the same erratum. List them in the PMCG platform information list without introducing a new SMMU PMCG Model. Signed-off-by: Qinxin Xia <xiaqinxin(a)huawei.com> Signed-off-by: zhangqz <14294317+zhangqizhi3(a)user.noreply.gitee.com> --- Documentation/arm64/silicon-errata.rst | 5 +++-- drivers/acpi/arm64/iort.c | 2 ++ 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/Documentation/arm64/silicon-errata.rst b/Documentation/arm64/silicon-errata.rst index 77ba5531e0ee..29287a91bbb7 100644 --- a/Documentation/arm64/silicon-errata.rst +++ b/Documentation/arm64/silicon-errata.rst @@ -147,8 +147,9 @@ stable kernels. +----------------+-----------------+-----------------+-----------------------------+ | Hisilicon | Hip08 SMMU PMCG | #162001800 | N/A | +----------------+-----------------+-----------------+-----------------------------+ -| Hisilicon | Hip{08,09,10,10C| #162001900 | N/A | -| | ,11} SMMU PMCG | | | +| Hisilicon | Hip{08,09,09A, | #162001900 | N/A | +| | 10,10C,11} | | | +| | SMMU PMCG | | | +----------------+-----------------+-----------------+-----------------------------+ | Hisilicon | TSV{110,200} | #1980005 | HISILICON_ERRATUM_1980005 | +----------------+-----------------+-----------------+-----------------------------+ diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index a0786cd8ca83..a86f65e47d17 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -1481,6 +1481,8 @@ static struct acpi_platform_list pmcg_plat_info[] __initdata = { /* HiSilicon Hip09 Platform */ {"HISI ", "HIP09 ", 0, ACPI_SIG_IORT, greater_than_or_equal, "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09}, + {"HISI ", "HIP09A ", 0, ACPI_SIG_IORT, greater_than_or_equal, + "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09}, /* HiSilicon Hip10/11 Platform uses the same SMMU IP with Hip09 */ {"HISI ", "HIP10 ", 0, ACPI_SIG_IORT, greater_than_or_equal, "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09}, -- 2.33.0

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[openeuler:OLK-5.10 2499/2499] include/linux/string.h:290:33: warning: '__builtin_strncpy' specified bound depends on the length of the source argument
by kernel test robot 28 Nov '24

28 Nov '24

tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 48ec47c01c3800fd4419afd91af83e95ba9584d5 commit: a1666f44c2250f7413e73e2f4c02cb2c01f9e3b0 [2499/2499] crypto: hisilicon/qm - support no-sva feature config: arm64-randconfig-002-20241128 (https://download.01.org/0day-ci/archive/20241128/202411281656.uJnZiWID-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411281656.uJnZiWID-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411281656.uJnZiWID-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/bitmap.h:9, from include/linux/cpumask.h:12, from include/linux/smp.h:13, from include/linux/lockdep.h:14, from include/linux/mutex.h:17, from include/linux/kernfs.h:13, from include/linux/sysfs.h:17, from include/linux/kobject.h:21, from include/linux/of.h:17, from include/linux/irqdomain.h:35, from include/linux/acpi.h:13, from drivers/crypto/hisilicon/qm.c:4: In function 'strncpy', inlined from 'qm_alloc_uacce' at drivers/crypto/hisilicon/qm.c:2755:2, inlined from 'hisi_qm_init' at drivers/crypto/hisilicon/qm.c:5542:8: >> include/linux/string.h:290:33: warning: '__builtin_strncpy' specified bound depends on the length of the source argument [-Wstringop-truncation] 290 | #define __underlying_strncpy __builtin_strncpy | ^ include/linux/string.h:300:16: note: in expansion of macro '__underlying_strncpy' 300 | return __underlying_strncpy(p, q, size); | ^~~~~~~~~~~~~~~~~~~~ In function 'strlen', inlined from 'qm_alloc_uacce' at drivers/crypto/hisilicon/qm.c:2748:13, inlined from 'hisi_qm_init' at drivers/crypto/hisilicon/qm.c:5542:8: include/linux/string.h:288:33: note: length computed here 288 | #define __underlying_strlen __builtin_strlen | ^ include/linux/string.h:321:24: note: in expansion of macro '__underlying_strlen' 321 | return __underlying_strlen(p); | ^~~~~~~~~~~~~~~~~~~ vim +/__builtin_strncpy +290 include/linux/string.h 47227d27e2fcb0 Daniel Axtens 2020-06-03 268 47227d27e2fcb0 Daniel Axtens 2020-06-03 269 #ifdef CONFIG_KASAN 47227d27e2fcb0 Daniel Axtens 2020-06-03 270 extern void *__underlying_memchr(const void *p, int c, __kernel_size_t size) __RENAME(memchr); 47227d27e2fcb0 Daniel Axtens 2020-06-03 271 extern int __underlying_memcmp(const void *p, const void *q, __kernel_size_t size) __RENAME(memcmp); 47227d27e2fcb0 Daniel Axtens 2020-06-03 272 extern void *__underlying_memcpy(void *p, const void *q, __kernel_size_t size) __RENAME(memcpy); 47227d27e2fcb0 Daniel Axtens 2020-06-03 273 extern void *__underlying_memmove(void *p, const void *q, __kernel_size_t size) __RENAME(memmove); 47227d27e2fcb0 Daniel Axtens 2020-06-03 274 extern void *__underlying_memset(void *p, int c, __kernel_size_t size) __RENAME(memset); 47227d27e2fcb0 Daniel Axtens 2020-06-03 275 extern char *__underlying_strcat(char *p, const char *q) __RENAME(strcat); 47227d27e2fcb0 Daniel Axtens 2020-06-03 276 extern char *__underlying_strcpy(char *p, const char *q) __RENAME(strcpy); 47227d27e2fcb0 Daniel Axtens 2020-06-03 277 extern __kernel_size_t __underlying_strlen(const char *p) __RENAME(strlen); 47227d27e2fcb0 Daniel Axtens 2020-06-03 278 extern char *__underlying_strncat(char *p, const char *q, __kernel_size_t count) __RENAME(strncat); 47227d27e2fcb0 Daniel Axtens 2020-06-03 279 extern char *__underlying_strncpy(char *p, const char *q, __kernel_size_t size) __RENAME(strncpy); 47227d27e2fcb0 Daniel Axtens 2020-06-03 280 #else 47227d27e2fcb0 Daniel Axtens 2020-06-03 281 #define __underlying_memchr __builtin_memchr 47227d27e2fcb0 Daniel Axtens 2020-06-03 282 #define __underlying_memcmp __builtin_memcmp 47227d27e2fcb0 Daniel Axtens 2020-06-03 283 #define __underlying_memcpy __builtin_memcpy 47227d27e2fcb0 Daniel Axtens 2020-06-03 284 #define __underlying_memmove __builtin_memmove 47227d27e2fcb0 Daniel Axtens 2020-06-03 285 #define __underlying_memset __builtin_memset 47227d27e2fcb0 Daniel Axtens 2020-06-03 286 #define __underlying_strcat __builtin_strcat 47227d27e2fcb0 Daniel Axtens 2020-06-03 287 #define __underlying_strcpy __builtin_strcpy 47227d27e2fcb0 Daniel Axtens 2020-06-03 288 #define __underlying_strlen __builtin_strlen 47227d27e2fcb0 Daniel Axtens 2020-06-03 289 #define __underlying_strncat __builtin_strncat 47227d27e2fcb0 Daniel Axtens 2020-06-03 @290 #define __underlying_strncpy __builtin_strncpy 47227d27e2fcb0 Daniel Axtens 2020-06-03 291 #endif 47227d27e2fcb0 Daniel Axtens 2020-06-03 292 :::::: The code at line 290 was first introduced by commit :::::: 47227d27e2fcb01a9e8f5958d8997cf47a820afc string.h: fix incompatibility between FORTIFY_SOURCE and KASAN :::::: TO: Daniel Axtens <dja(a)axtens.net> :::::: CC: Linus Torvalds <torvalds(a)linux-foundation.org> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1546/1546] kernel/irq/proc.c:334:13: warning: no previous prototype for 'register_irqchip_proc'
by kernel test robot 28 Nov '24

28 Nov '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 7f63ebb23914c3b2e597112d96eba6edb440e907 commit: 3053668e6b211924bb67c19d791a5a532eca2ad8 [1546/1546] arm64: Introduce Xint software solution config: x86_64-rhel-9.4 (https://download.01.org/0day-ci/archive/20241128/202411281636.uf1FPOs2-lkp@…) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411281636.uf1FPOs2-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411281636.uf1FPOs2-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/irq/proc.c:334:13: warning: no previous prototype for 'register_irqchip_proc' [-Wmissing-prototypes] 334 | void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } | ^~~~~~~~~~~~~~~~~~~~~ >> kernel/irq/proc.c:335:13: warning: no previous prototype for 'unregister_irqchip_proc' [-Wmissing-prototypes] 335 | void __weak unregister_irqchip_proc(struct irq_desc *desc) { } | ^~~~~~~~~~~~~~~~~~~~~~~ vim +/register_irqchip_proc +334 kernel/irq/proc.c 333 > 334 void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } > 335 void __weak unregister_irqchip_proc(struct irq_desc *desc) { } 336 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1546/1546] kernel/irq/proc.c:334:13: warning: no previous prototype for function 'register_irqchip_proc'
by kernel test robot 28 Nov '24

28 Nov '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 5d0b95afdce7e316c8df2aac1a9d83f257e09297 commit: 3053668e6b211924bb67c19d791a5a532eca2ad8 [1546/1546] arm64: Introduce Xint software solution config: x86_64-kexec (https://download.01.org/0day-ci/archive/20241128/202411281629.stNRSuEn-lkp@…) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411281629.stNRSuEn-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411281629.stNRSuEn-lkp@intel.com/ All warnings (new ones prefixed by >>): >> kernel/irq/proc.c:334:13: warning: no previous prototype for function 'register_irqchip_proc' [-Wmissing-prototypes] 334 | void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } | ^ kernel/irq/proc.c:334:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 334 | void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } | ^ | static >> kernel/irq/proc.c:335:13: warning: no previous prototype for function 'unregister_irqchip_proc' [-Wmissing-prototypes] 335 | void __weak unregister_irqchip_proc(struct irq_desc *desc) { } | ^ kernel/irq/proc.c:335:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 335 | void __weak unregister_irqchip_proc(struct irq_desc *desc) { } | ^ | static 2 warnings generated. vim +/register_irqchip_proc +334 kernel/irq/proc.c 333 > 334 void __weak register_irqchip_proc(struct irq_desc *desc, void *irqp) { } > 335 void __weak unregister_irqchip_proc(struct irq_desc *desc) { } 336 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[openeuler:OLK-6.6 1540/1540] drivers/iommu/arm/arm-smmu-v3/arm-s-smmu-v3.c:527:13: warning: no previous prototype for 'virtcca_smmu_gerror_handler'
by kernel test robot 28 Nov '24

28 Nov '24

tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 7f63ebb23914c3b2e597112d96eba6edb440e907 commit: ed007ade0cef81fb47328683b8a7eec5edfa8494 [1540/1540] virtcca feature: secure smmu init config: arm64-randconfig-002-20241128 (https://download.01.org/0day-ci/archive/20241128/202411281610.h9QxfChh-lkp@…) compiler: aarch64-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241128/202411281610.h9QxfChh-lkp@…) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp(a)intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202411281610.h9QxfChh-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/iommu/arm/arm-smmu-v3/arm-s-smmu-v3.c:509:13: warning: no previous prototype for 'virtcca_smmu_evtq_thread' [-Wmissing-prototypes] 509 | irqreturn_t virtcca_smmu_evtq_thread(int irq, void *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/iommu/arm/arm-smmu-v3/arm-s-smmu-v3.c:527:13: warning: no previous prototype for 'virtcca_smmu_gerror_handler' [-Wmissing-prototypes] 527 | irqreturn_t virtcca_smmu_gerror_handler(int irq, void *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/virtcca_smmu_gerror_handler +527 drivers/iommu/arm/arm-smmu-v3/arm-s-smmu-v3.c 518 519 /** 520 * The secure gerror handler 521 * @irq: Irq index 522 * @dev: Smmu device 523 * 524 * Returns: 525 * %IRQ_NONE no errors pending 526 */ > 527 irqreturn_t virtcca_smmu_gerror_handler(int irq, void *dev) 528 { 529 u64 gerror, gerrorn, active; 530 u64 ret; 531 struct arm_smmu_device *smmu = dev; 532 533 ret = tmi_smmu_read(smmu->ioaddr, ARM_SMMU_S_GERROR, ARM_S_SMMU_REG_32_BIT); 534 if (ret >> ARM_S_SMMU_REG_32_BIT) { 535 dev_err(smmu->dev, "S_SMMU: get arm_smmu_s_gerror register failed\n"); 536 return IRQ_NONE; 537 } 538 gerror = ret & ARM_S_SMMU_MASK_UPPER_32_BIT; 539 540 ret = tmi_smmu_read(smmu->ioaddr, ARM_SMMU_S_GERRORN, ARM_S_SMMU_REG_32_BIT); 541 if (ret >> ARM_S_SMMU_REG_32_BIT) { 542 dev_err(smmu->dev, "S_SMMU: get arm_smmu_s_gerror register failed\n"); 543 return IRQ_NONE; 544 } 545 gerrorn = ret & ARM_S_SMMU_MASK_UPPER_32_BIT; 546 547 active = gerror ^ gerrorn; 548 if (!(active & GERROR_ERR_MASK)) 549 return IRQ_NONE; /* No errors pending */ 550 551 dev_warn(smmu->dev, 552 "S_SMMU: unexpected secure global error reported, this could be serious, active %llx\n", 553 active); 554 555 if (active & GERROR_SFM_ERR) { 556 dev_err(smmu->dev, "S_SMMU: device has entered service failure mode!\n"); 557 virtcca_smmu_device_disable(smmu); 558 } 559 560 if (active & GERROR_MSI_GERROR_ABT_ERR) 561 dev_warn(smmu->dev, "S_SMMU: gerror msi write aborted\n"); 562 563 if (active & GERROR_MSI_PRIQ_ABT_ERR) 564 dev_warn(smmu->dev, "S_SMMU: priq msi write aborted\n"); 565 566 if (active & GERROR_MSI_EVTQ_ABT_ERR) 567 dev_warn(smmu->dev, "S_SMMU: evtq msi write aborted\n"); 568 569 if (active & GERROR_MSI_CMDQ_ABT_ERR) 570 dev_warn(smmu->dev, "S_SMMU: cmdq msi write aborted\n"); 571 572 if (active & GERROR_PRIQ_ABT_ERR) 573 dev_err(smmu->dev, "S_SMMU: priq write aborted -- events may have been lost\n"); 574 575 if (active & GERROR_EVTQ_ABT_ERR) 576 dev_err(smmu->dev, "S_SMMU: evtq write aborted -- events may have been lost\n"); 577 578 if (active & GERROR_CMDQ_ERR) 579 dev_warn(smmu->dev, "S_SMMU: cmdq err\n"); 580 581 if (tmi_smmu_write(smmu->ioaddr, ARM_SMMU_S_GERRORN, gerror, ARM_S_SMMU_REG_32_BIT)) { 582 dev_err(smmu->dev, "S_SMMU: write arm_smmu_s_gerrorn failed\n"); 583 return IRQ_NONE; 584 } 585 586 return IRQ_HANDLED; 587 } 588 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki

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[PATCH OLK-6.6 0/2] fix CVE-2024-49861
by Xiaomeng Zhang 28 Nov '24

28 Nov '24

*** BLURB HERE *** Daniel Borkmann (1): bpf: Fix helper writes to read-only maps Xiaomeng Zhang (1): bpf: Fix kabi breakage in enum bpf_type_flag and bpf_arg_type include/linux/bpf.h | 11 +++++++++-- kernel/bpf/helpers.c | 6 ++++-- kernel/bpf/syscall.c | 3 ++- kernel/bpf/verifier.c | 41 +++++----------------------------------- kernel/trace/bpf_trace.c | 6 ++++-- net/core/filter.c | 6 ++++-- 6 files changed, 28 insertions(+), 45 deletions(-) -- 2.34.1

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