From: Josh Poimboeuf jpoimboe@redhat.com
stable inclusion from stable-v5.10.121 commit e2fef34d78065cdf0f8f6a0c306a767e062968eb category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I5L6CQ
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit 2147c438fde135d6c145a96e373d9348e7076f7f ]
Fix the following warnings seen with "make W=1":
kernel/sysctl.c:183:13: warning: no previous prototype for ‘unpriv_ebpf_notify’ [-Wmissing-prototypes] 183 | void __weak unpriv_ebpf_notify(int new_state) | ^~~~~~~~~~~~~~~~~~
arch/x86/kernel/cpu/bugs.c:659:6: warning: no previous prototype for ‘unpriv_ebpf_notify’ [-Wmissing-prototypes] 659 | void unpriv_ebpf_notify(int new_state) | ^~~~~~~~~~~~~~~~~~
Fixes: 44a3918c8245 ("x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting") Reported-by: kernel test robot lkp@intel.com Signed-off-by: Josh Poimboeuf jpoimboe@redhat.com Signed-off-by: Borislav Petkov bp@suse.de Link: https://lore.kernel.org/r/5689d065f739602ececaee1e05e68b8644009608.165093000... Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Acked-by: Xie XiuQi xiexiuqi@huawei.com --- include/linux/bpf.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 3521e557cc10..3154be71a80c 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -1818,6 +1818,8 @@ void bpf_offload_dev_netdev_unregister(struct bpf_offload_dev *offdev, struct net_device *netdev); bool bpf_offload_dev_match(struct bpf_prog *prog, struct net_device *netdev);
+void unpriv_ebpf_notify(int new_state); + #if defined(CONFIG_NET) && defined(CONFIG_BPF_SYSCALL) int bpf_prog_offload_init(struct bpf_prog *prog, union bpf_attr *attr);