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x86/asm/tsc: Rename native_read_tsc() to rdtsc()

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Now that there is no paravirt TSC, the "native" is
inappropriate. The function does RDTSC, so give it the obvious
name: rdtsc().

Suggested-by: Borislav Petkov <bp@suse.de>
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/fd43e16281991f096c1e4d21574d9e1402c62d39.1434501121.git.luto@kernel.org
[ Ported it to v4.2-rc1. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Andy Lutomirski
2015-06-25 18:44:07 +02:00
committed by Ingo Molnar
parent fe47ae6e1a
commit 4ea1636b04
25 changed files with 59 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
arch/x86/kernel/apic/apic.c
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@@ -457,7 +457,7 @@ static int lapic_next_deadline(unsigned long delta,
{
u64 tsc;
tsc = native_read_tsc();
tsc = rdtsc();
wrmsrl(MSR_IA32_TSC_DEADLINE, tsc + (((u64) delta) * TSC_DIVISOR));
return 0;
}
@@ -592,7 +592,7 @@ static void __init lapic_cal_handler(struct clock_event_device *dev)
unsigned long pm = acpi_pm_read_early();
if (cpu_has_tsc)
tsc = native_read_tsc();
tsc = rdtsc();
switch (lapic_cal_loops++) {
case 0:
@@ -1209,7 +1209,7 @@ void setup_local_APIC(void)
long long max_loops = cpu_khz ? cpu_khz : 1000000;
if (cpu_has_tsc)
tsc = native_read_tsc();
tsc = rdtsc();
if (disable_apic) {
disable_ioapic_support();
@@ -1293,7 +1293,7 @@ void setup_local_APIC(void)
}
if (queued) {
if (cpu_has_tsc && cpu_khz) {
ntsc = native_read_tsc();
ntsc = rdtsc();
max_loops = (cpu_khz << 10) - (ntsc - tsc);
} else
max_loops--;