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| author | Andy Lutomirski <luto@amacapital.net> | 2014-10-30 14:58:01 -0700 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2014-11-03 13:41:53 +0100 |
| commit | e76b027e6408f5570dc940b731ec9ae870c6188a (patch) | |
| tree | d94287f98ee13c7e2fedd4890499f178079ce6ab /arch/x86/vdso | |
| parent | a92f101bc99d17b75021cf29f18cc57f39a37d1f (diff) | |
| download | blackbird-op-linux-e76b027e6408f5570dc940b731ec9ae870c6188a.tar.gz blackbird-op-linux-e76b027e6408f5570dc940b731ec9ae870c6188a.zip | |
x86,vdso: Use LSL unconditionally for vgetcpu
LSL is faster than RDTSCP and works everywhere; there's no need to
switch between them depending on CPU.
Signed-off-by: Andy Lutomirski <luto@amacapital.net>
Cc: Andi Kleen <andi@firstfloor.org>
Link: http://lkml.kernel.org/r/72f73d5ec4514e02bba345b9759177ef03742efb.1414706021.git.luto@amacapital.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/vdso')
| -rw-r--r-- | arch/x86/vdso/vgetcpu.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/vdso/vgetcpu.c b/arch/x86/vdso/vgetcpu.c index add1d98d2477..8ec3d1f4ce9a 100644 --- a/arch/x86/vdso/vgetcpu.c +++ b/arch/x86/vdso/vgetcpu.c @@ -8,7 +8,6 @@ #include <linux/kernel.h> #include <linux/getcpu.h> #include <linux/time.h> -#include <asm/vsyscall.h> #include <asm/vgtod.h> notrace long |
