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-rw-r--r--arch/x86_64/kernel/time.c12
-rw-r--r--arch/x86_64/kernel/vmlinux.lds.S3
-rw-r--r--arch/x86_64/kernel/vsyscall.c3
3 files changed, 4 insertions, 14 deletions
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index 7ea3bf2a858c..557e92af7bea 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -77,7 +77,6 @@ unsigned long long monotonic_base;
struct vxtime_data __vxtime __section_vxtime; /* for vsyscalls */
volatile unsigned long __jiffies __section_jiffies = INITIAL_JIFFIES;
-unsigned long __wall_jiffies __section_wall_jiffies = INITIAL_JIFFIES;
struct timespec __xtime __section_xtime;
struct timezone __sys_tz __section_sys_tz;
@@ -119,7 +118,7 @@ unsigned int (*do_gettimeoffset)(void) = do_gettimeoffset_tsc;
void do_gettimeofday(struct timeval *tv)
{
- unsigned long seq, t;
+ unsigned long seq;
unsigned int sec, usec;
do {
@@ -136,10 +135,7 @@ void do_gettimeofday(struct timeval *tv)
be found. Note when you fix it here you need to do the same
in arch/x86_64/kernel/vsyscall.c and export all needed
variables in vmlinux.lds. -AK */
-
- t = (jiffies - wall_jiffies) * USEC_PER_TICK +
- do_gettimeoffset();
- usec += t;
+ usec += do_gettimeoffset();
} while (read_seqretry(&xtime_lock, seq));
@@ -165,8 +161,7 @@ int do_settimeofday(struct timespec *tv)
write_seqlock_irq(&xtime_lock);
- nsec -= do_gettimeoffset() * NSEC_PER_USEC +
- (jiffies - wall_jiffies) * NSEC_PER_TICK;
+ nsec -= do_gettimeoffset() * NSEC_PER_USEC;
wtm_sec = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec);
wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec);
@@ -1071,7 +1066,6 @@ static int timer_resume(struct sys_device *dev)
vxtime.last_tsc = get_cycles_sync();
write_sequnlock_irqrestore(&xtime_lock,flags);
jiffies += sleep_length;
- wall_jiffies += sleep_length;
monotonic_base += sleep_length * (NSEC_PER_SEC/HZ);
touch_softlockup_watchdog();
return 0;
diff --git a/arch/x86_64/kernel/vmlinux.lds.S b/arch/x86_64/kernel/vmlinux.lds.S
index f8aeccf105fa..b9df2ab6529f 100644
--- a/arch/x86_64/kernel/vmlinux.lds.S
+++ b/arch/x86_64/kernel/vmlinux.lds.S
@@ -101,9 +101,6 @@ SECTIONS
.vgetcpu_mode : AT(VLOAD(.vgetcpu_mode)) { *(.vgetcpu_mode) }
vgetcpu_mode = VVIRT(.vgetcpu_mode);
- .wall_jiffies : AT(VLOAD(.wall_jiffies)) { *(.wall_jiffies) }
- wall_jiffies = VVIRT(.wall_jiffies);
-
.sys_tz : AT(VLOAD(.sys_tz)) { *(.sys_tz) }
sys_tz = VVIRT(.sys_tz);
diff --git a/arch/x86_64/kernel/vsyscall.c b/arch/x86_64/kernel/vsyscall.c
index 07c086382059..a98b460af6a1 100644
--- a/arch/x86_64/kernel/vsyscall.c
+++ b/arch/x86_64/kernel/vsyscall.c
@@ -66,8 +66,7 @@ static __always_inline void do_vgettimeofday(struct timeval * tv)
sequence = read_seqbegin(&__xtime_lock);
sec = __xtime.tv_sec;
- usec = (__xtime.tv_nsec / 1000) +
- (__jiffies - __wall_jiffies) * (1000000 / HZ);
+ usec = __xtime.tv_nsec / 1000;
if (__vxtime.mode != VXTIME_HPET) {
t = get_cycles_sync();