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s390/cpum_sf: Define and initialize variable

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Define and initialize a variable in one place.
Remove space between cast and variable.
No functional change.

Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
Acked-by: Sumanth Korikkar <sumanthk@linux.ibm.com>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Thomas Richter
2024-07-09 10:55:04 +02:00
committed by Vasily Gorbik
parent b201828290
commit 6bc565a99e
1 changed files with 2 additions and 3 deletions
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5
arch/s390/kernel/perf_cpum_sf.c
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@@ -1347,7 +1347,7 @@ static void hw_perf_event_update(struct perf_event *event, int flush_all)
sdbt = get_next_sdbt(sdbt);
/* Update event hardware registers */
TEAR_REG(hwc) = (unsigned long) sdbt;
TEAR_REG(hwc) = (unsigned long)sdbt;
/* Stop processing sample-data if all samples of the current
* sample-data-block were flushed even if it was not full.
@@ -1943,7 +1943,7 @@ static int cpumsf_pmu_add(struct perf_event *event, int flags)
{
struct cpu_hw_sf *cpuhw = this_cpu_ptr(&cpu_hw_sf);
struct aux_buffer *aux;
int err;
int err = 0;
if (cpuhw->flags & PMU_F_IN_USE)
return -EAGAIN;
@@ -1951,7 +1951,6 @@ static int cpumsf_pmu_add(struct perf_event *event, int flags)
if (!SAMPL_DIAG_MODE(&event->hw) && !cpuhw->sfb.sdbt)
return -EINVAL;
err = 0;
perf_pmu_disable(event->pmu);
event->hw.state = PERF_HES_UPTODATE | PERF_HES_STOPPED;