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[PATCH] x86_64: Minor microoptimization in syscall entry slow path
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Minor microoptimization in syscall entry slow path

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Andi Kleen authored and Linus Torvalds committed Apr 16, 2005
1 parent d61915d commit 36c1104
Showing 1 changed file with 1 addition and 3 deletions.
4 changes: 1 addition & 3 deletions arch/x86_64/kernel/entry.S
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Original file line number Diff line number Diff line change
Expand Up @@ -302,9 +302,7 @@ int_very_careful:
leaq 8(%rsp),%rdi # &ptregs -> arg1
call syscall_trace_leave
popq %rdi
btr $TIF_SYSCALL_TRACE,%edi
btr $TIF_SYSCALL_AUDIT,%edi
btr $TIF_SINGLESTEP,%edi
andl $~(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SINGLESTEP),%edi
jmp int_restore_rest

int_signal:
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