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x86/speculation: Add missing prototype for unpriv_ebpf_notify()

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[ Upstream commit 2147c438fd ]

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: 44a3918c82 ("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/5689d065f739602ececaee1e05e68b8644009608.1650930000.git.jpoimboe@redhat.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Josh Poimboeuf 2022-04-25 16:40:02 -07:00 committed by Greg Kroah-Hartman
parent 81f1ddffdc
commit e2fef34d78
1 changed files with 2 additions and 0 deletions
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2
include/linux/bpf.h
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@ -1730,6 +1730,8 @@ 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);