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authorSatoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>2013-02-15 08:58:14 +0100
committerIngo Molnar <mingo@kernel.org>2013-02-15 12:13:18 +0100
commit36dfbbf136db0d645bacfd42ce7d9d6928ea532d (patch)
treeb74f1cec44f54b4f4ddf12884bda6e4fbd697bbb /arch
parentposix-cpu-timers: Fix nanosleep task_struct leak (diff)
downloadlinux-36dfbbf136db0d645bacfd42ce7d9d6928ea532d.tar.xz
linux-36dfbbf136db0d645bacfd42ce7d9d6928ea532d.zip
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: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com> Cc: H. Peter Anvin <hpa@linux.intel.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/vdso/vclock_gettime.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/vdso/vclock_gettime.c b/arch/x86/vdso/vclock_gettime.c
index 205ad328aa52..c74436e687bf 100644
--- a/arch/x86/vdso/vclock_gettime.c
+++ b/arch/x86/vdso/vclock_gettime.c
@@ -60,7 +60,7 @@ notrace static cycle_t vread_tsc(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