Messages in this thread Patch in this message | | | Date | Thu, 2 Apr 2015 05:25:55 -0700 | From | tip-bot for Denys Vlasenko <> | Subject | [tip:x86/asm] x86/asm/entry/64: Remove redundant DISABLE_INTERRUPTS() |
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Commit-ID: 32a04077fe401842424a4b555572fa459c01e0a3 Gitweb: http://git.kernel.org/tip/32a04077fe401842424a4b555572fa459c01e0a3 Author: Denys Vlasenko <dvlasenk@redhat.com> AuthorDate: Tue, 31 Mar 2015 19:00:06 +0200 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Wed, 1 Apr 2015 13:17:38 +0200
x86/asm/entry/64: Remove redundant DISABLE_INTERRUPTS()
At this location, we already have interrupts off, always. To be more specific, we already disabled them here:
ret_from_intr: DISABLE_INTERRUPTS(CLBR_NONE)
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: 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: Will Drewry <wad@chromium.org> Link: http://lkml.kernel.org/r/1427821211-25099-4-git-send-email-dvlasenk@redhat.com Signed-off-by: Ingo Molnar <mingo@kernel.org> --- arch/x86/kernel/entry_64.S | 1 - 1 file changed, 1 deletion(-)
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index 1879c55..9f8d01f 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -749,7 +749,6 @@ retint_kernel: jmp exit_intr 1: #endif - DISABLE_INTERRUPTS(CLBR_ANY) /* * The iretq could re-enable interrupts: */
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