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perf/core: Fix DocBook warnings 

Fix the following W=1 kernel build warning(s):

  kernel/events/core.c:143: warning: Function parameter or member 'cpu' not described in 'cpu_function_call'
  kernel/events/core.c:11924: warning: Function parameter or member 'flags' not described in 'sys_perf_event_open'
  kernel/events/core.c:12382: warning: Function parameter or member 'overflow_handler' not described in 'perf_event_create_kernel_counter'
  kernel/events/core.c:12382: warning: Function parameter or member 'context' not described in 'perf_event_create_kernel_counter'

Signed-off-by: Haocheng Xie <xiehaocheng.cn@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210527031947.1801-3-xiehaocheng.cn@gmail.com
This commit is contained in:
Haocheng Xie 2021-05-27 11:19:46 +08:00 committed by Ingo Molnar
parent 32961aecf9
commit a1ddf5249f
1 changed files with 4 additions and 0 deletions
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4
kernel/events/core.c
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@ -132,6 +132,7 @@ task_function_call(struct task_struct *p, remote_function_f func, void *info)
/**
* cpu_function_call - call a function on the cpu
* @cpu: target cpu to queue this function
* @func: the function to be called
* @info: the function call argument
*
@ -11924,6 +11925,7 @@ again:
* @pid: target pid
* @cpu: target cpu
* @group_fd: group leader event fd
* @flags: perf event open flags
*/
SYSCALL_DEFINE5(perf_event_open,
struct perf_event_attr __user *, attr_uptr,
@ -12380,6 +12382,8 @@ err_fd:
* @attr: attributes of the counter to create
* @cpu: cpu in which the counter is bound
* @task: task to profile (NULL for percpu)
* @overflow_handler: callback to trigger when we hit the event
* @context: context data could be used in overflow_handler callback
*/
struct perf_event *
perf_event_create_kernel_counter(struct perf_event_attr *attr, int cpu,