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authorAndy Lutomirski <luto@kernel.org>2015-06-25 19:43:58 +0300
committerIngo Molnar <mingo@kernel.org>2015-07-06 16:23:26 +0300
commit87be28aaf1458445d5f648688c2eec0f13b8f3b9 (patch)
treec040f44d77fe24680f16cc2ab5ddab05fd780431 /arch/x86/kernel/tsc.c
parent9261e050b686c9fe229cd9918d997b3caaf20e34 (diff)
downloadlinux-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/kernel/tsc.c')
-rw-r--r--arch/x86/kernel/tsc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index e7710cd7ba00..e66f5dcaeb63 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -248,7 +248,7 @@ static void set_cyc2ns_scale(unsigned long cpu_khz, int cpu)
data = cyc2ns_write_begin(cpu);
- rdtscll(tsc_now);
+ tsc_now = native_read_tsc();
ns_now = cycles_2_ns(tsc_now);
/*
@@ -290,7 +290,7 @@ u64 native_sched_clock(void)
}
/* read the Time Stamp Counter: */
- rdtscll(tsc_now);
+ tsc_now = native_read_tsc();
/* return the value in ns */
return cycles_2_ns(tsc_now);