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| author |  Sven Schnelle <svens@linux.ibm.com>
| 2024-04-30 16:30:00 +0200 |
|---|---|---|
| committer |  Alexander Gordeev <agordeev@linux.ibm.com>
| 2024-05-14 13:37:07 +0200 |
| commit | 095c89e99bae9ee23a3cae737974937dfe2bbf25 (patch) | |
| tree | acf6f97390b2d60754a3dedf97d28f091c1ee6a5 /arch/s390 | |
| parent | s390/idle: Rewrite psw_idle() in C (diff) | |
| download | linux-095c89e99bae9ee23a3cae737974937dfe2bbf25.tar.gz linux-095c89e99bae9ee23a3cae737974937dfe2bbf25.tar.bz2 linux-095c89e99bae9ee23a3cae737974937dfe2bbf25.zip | |
s390/vtime: Use get_cpu_timer()
Instead of implementing get_vtimer() use get_cpu_timer()
which does the same.
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/vtime.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c index 24a18e5ef6e8..ffc1db0cbf9c 100644 --- a/arch/s390/kernel/vtime.c +++ b/arch/s390/kernel/vtime.c @@ -33,14 +33,6 @@ static DEFINE_PER_CPU(u64, mt_scaling_mult) = { 1 }; static DEFINE_PER_CPU(u64, mt_scaling_div) = { 1 }; static DEFINE_PER_CPU(u64, mt_scaling_jiffies); -static inline u64 get_vtimer(void) -{ - u64 timer; - - asm volatile("stpt %0" : "=Q" (timer)); - return timer; -} - static inline void set_vtimer(u64 expires) { u64 timer; @@ -223,7 +215,7 @@ static u64 vtime_delta(void) { u64 timer = S390_lowcore.last_update_timer; - S390_lowcore.last_update_timer = get_vtimer(); + S390_lowcore.last_update_timer = get_cpu_timer(); return timer - S390_lowcore.last_update_timer; } |