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authorJosh Poimboeuf <jpoimboe@redhat.com>2017-10-20 18:21:35 +0200
committerIngo Molnar <mingo@kernel.org>2017-10-23 13:31:34 +0200
commit82c62fa0c49aa305104013cee4468772799bb391 (patch)
tree40bb1bdc8ee94e11b79b07fd362956846095a726 /arch/x86/kernel/head_64.S
parentMerge branch 'core/objtool' into x86/asm, to pick up dependent changes (diff)
downloadlinux-82c62fa0c49aa305104013cee4468772799bb391.tar.xz
linux-82c62fa0c49aa305104013cee4468772799bb391.zip
x86/asm: Don't use the confusing '.ifeq' directive
I find the '.ifeq <expression>' directive to be confusing. Reading it quickly seems to suggest its opposite meaning, or that it's missing an argument. Improve readability by replacing all of its x86 uses with '.if <expression> == 0'. Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Andrei Vagin <avagin@virtuozzo.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/757da028e802c7e98d23fbab8d234b1063e161cf.1508516398.git.jpoimboe@redhat.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/head_64.S')
-rw-r--r--arch/x86/kernel/head_64.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S
index 42e32c2e51bb..311db1a73c11 100644
--- a/arch/x86/kernel/head_64.S
+++ b/arch/x86/kernel/head_64.S
@@ -273,7 +273,7 @@ ENDPROC(start_cpu0)
ENTRY(early_idt_handler_array)
i = 0
.rept NUM_EXCEPTION_VECTORS
- .ifeq (EXCEPTION_ERRCODE_MASK >> i) & 1
+ .if ((EXCEPTION_ERRCODE_MASK >> i) & 1) == 0
UNWIND_HINT_IRET_REGS
pushq $0 # Dummy error code, to make stack frame uniform
.else