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| author | Andy Lutomirski <luto@kernel.org> | 2015-06-25 19:43:58 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-07-06 16:23:26 +0300 |
| commit | 87be28aaf1458445d5f648688c2eec0f13b8f3b9 (patch) | |
| tree | c040f44d77fe24680f16cc2ab5ddab05fd780431 /arch/x86/include/asm | |
| parent | 9261e050b686c9fe229cd9918d997b3caaf20e34 (diff) | |
| download | linux-87be28aaf1458445d5f648688c2eec0f13b8f3b9.tar.xz | |
x86/asm/tsc: Replace rdtscll() with native_read_tsc()
Now that the ->read_tsc() paravirt hook is gone, rdtscll() is
just a wrapper around native_read_tsc(). Unwrap it.
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Huang Rui <ray.huang@amd.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Len Brown <lenb@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: kvm ML <kvm@vger.kernel.org>
Link: http://lkml.kernel.org/r/d2449ae62c1b1fb90195bcfb19ef4a35883a04dc.1434501121.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm')
| -rw-r--r-- | arch/x86/include/asm/msr.h | 3 | ||||
| -rw-r--r-- | arch/x86/include/asm/tsc.h | 5 |
2 files changed, 1 insertions, 7 deletions
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index d1afac7df484..7273b74e0f99 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h @@ -192,9 +192,6 @@ do { \ #define rdtscl(low) \ ((low) = (u32)native_read_tsc()) -#define rdtscll(val) \ - ((val) = native_read_tsc()) - #define rdtscp(low, high, aux) \ do { \ unsigned long long _val = native_read_tscp(&(aux)); \ diff --git a/arch/x86/include/asm/tsc.h b/arch/x86/include/asm/tsc.h index 3da1cc1218ac..b4883902948b 100644 --- a/arch/x86/include/asm/tsc.h +++ b/arch/x86/include/asm/tsc.h @@ -21,15 +21,12 @@ extern void disable_TSC(void); static inline cycles_t get_cycles(void) { - unsigned long long ret = 0; - #ifndef CONFIG_X86_TSC if (!cpu_has_tsc) return 0; #endif - rdtscll(ret); - return ret; + return native_read_tsc(); } extern void tsc_init(void); |