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x86/asm/entry/64: Add forgotten CFI annotation 

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Alexei Starovoitov <ast@plumgrid.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Drewry <wad@chromium.org>
Link: http://lkml.kernel.org/r/1428424967-14460-1-git-send-email-dvlasenk@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Denys Vlasenko 2015-04-07 18:42:47 +02:00 committed by Ingo Molnar
parent 3304c9c37b
commit 8b3607b5b8
1 changed files with 1 additions and 0 deletions
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1
arch/x86/kernel/entry_64.S
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@ -506,6 +506,7 @@ return_from_execve:
1: 1:
/* must use IRET code path (pt_regs->cs may have changed) */ /* must use IRET code path (pt_regs->cs may have changed) */
addq $8, %rsp addq $8, %rsp
CFI_ADJUST_CFA_OFFSET -8
ZERO_EXTRA_REGS ZERO_EXTRA_REGS
movq %rax,RAX(%rsp) movq %rax,RAX(%rsp)
jmp int_ret_from_sys_call jmp int_ret_from_sys_call