提交 36dfbbf1 编写于 作者: S Satoru Takeuchi 提交者: Ingo Molnar

timers/x86/hpet: Use HPET_COUNTER to specify the hpet counter in vread_hpet()

vread_hpet() uses "0xf0" as the offset of the hpet counter. To
clarify the meaning of this code, it should use symbolic name,
HPET_COUNTER, instead.
Signed-off-by: NSatoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Cc: H. Peter Anvin <hpa@linux.intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: NIngo Molnar <mingo@kernel.org>
上级 e6c42c29
...@@ -60,7 +60,7 @@ notrace static cycle_t vread_tsc(void) ...@@ -60,7 +60,7 @@ notrace static cycle_t vread_tsc(void)
static notrace cycle_t vread_hpet(void) static notrace cycle_t vread_hpet(void)
{ {
return readl((const void __iomem *)fix_to_virt(VSYSCALL_HPET) + 0xf0); return readl((const void __iomem *)fix_to_virt(VSYSCALL_HPET) + HPET_COUNTER);
} }
#ifdef CONFIG_PARAVIRT_CLOCK #ifdef CONFIG_PARAVIRT_CLOCK
......
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