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| author |   Peter Zijlstra <peterz@infradead.org> | 2021-06-24 11:41:09 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2021-09-15 15:51:47 +0200 |
| commit | 2c36d87be49355931da5b29ef7621505e0e46ce9 (patch) | |
| tree | 521af94e203edece9eb0bdcf5d9ad8c28be04e81 /arch/x86/kernel/sev-shared.c | |
| parent | x86: Always inline ip_within_syscall_gap() (diff) | |
| download | linux-dev-2c36d87be49355931da5b29ef7621505e0e46ce9.tar.xz linux-dev-2c36d87be49355931da5b29ef7621505e0e46ce9.zip | |
x86/sev: Fix noinstr for vc_ghcb_invalidate()
vmlinux.o: warning: objtool: __sev_put_ghcb()+0x88: call to __memset() leaves .noinstr.text section
vmlinux.o: warning: objtool: __sev_es_nmi_complete()+0x39: call to __memset() leaves .noinstr.text section
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20210624095148.250770465@infradead.org
Diffstat (limited to 'arch/x86/kernel/sev-shared.c')
| -rw-r--r-- | arch/x86/kernel/sev-shared.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/sev-shared.c b/arch/x86/kernel/sev-shared.c index 9f90f460a28c..34f20e08dc46 100644 --- a/arch/x86/kernel/sev-shared.c +++ b/arch/x86/kernel/sev-shared.c @@ -64,7 +64,7 @@ static bool sev_es_negotiate_protocol(void) static __always_inline void vc_ghcb_invalidate(struct ghcb *ghcb) { ghcb->save.sw_exit_code = 0; - memset(ghcb->save.valid_bitmap, 0, sizeof(ghcb->save.valid_bitmap)); + __builtin_memset(ghcb->save.valid_bitmap, 0, sizeof(ghcb->save.valid_bitmap)); } static bool vc_decoding_needed(unsigned long exit_code) |