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perf/core: Rename perf_proc_update_handler() -> perf_event_max_sample_rate_handler(), for readability

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Follow the naming pattern of the other sysctl handlers in perf.

Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20230721090607.172002-1-xiujianfeng@huawei.com
This commit is contained in:
Xiu Jianfeng 2023-07-21 09:06:07 +00:00 committed by Ingo Molnar
parent 618e77d774
commit e6814ec3ba
3 changed files with 4 additions and 4 deletions
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2
include/linux/perf_event.h
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@ -1573,7 +1573,7 @@ extern int sysctl_perf_cpu_time_max_percent;
extern void perf_sample_event_took(u64 sample_len_ns);
int perf_proc_update_handler(struct ctl_table *table, int write,
int perf_event_max_sample_rate_handler(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos);
int perf_cpu_time_max_percent_handler(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos);

4
kernel/events/core.c
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@ -449,8 +449,8 @@ static void update_perf_cpu_limits(void)
static bool perf_rotate_context(struct perf_cpu_pmu_context *cpc);
int perf_proc_update_handler(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos)
int perf_event_max_sample_rate_handler(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos)
{
int ret;
int perf_cpu = sysctl_perf_cpu_time_max_percent;

2
kernel/sysctl.c
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@ -1983,7 +1983,7 @@ static struct ctl_table kern_table[] = {
.data = &sysctl_perf_event_sample_rate,
.maxlen = sizeof(sysctl_perf_event_sample_rate),
.mode = 0644,
.proc_handler = perf_proc_update_handler,
.proc_handler = perf_event_max_sample_rate_handler,
.extra1 = SYSCTL_ONE,
},
{