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authorHiago De Franco <hiago.franco@toradex.com>2025-06-02 15:00:56 -0300
committerHiago De Franco <hiago.franco@toradex.com>2025-06-03 10:26:20 -0300
commitdefb81960f4fcb580b75bbc207e5440dad4376d6 (patch)
treeda4539935a24104d027d92a8f9afd519f2ee625a /kernel/events
parent5a6602cc6c3204b24470b2429e658c25638b10a9 (diff)
parent1b69a86802c7e77a7624fe4970ca7d382a785b8f (diff)
Merge branch '5.15-2.2.x-imx' into toradex_5.15-2.2.x-imxtoradex_5.15-2.2.x-imx
Conflicts: drivers/tty/serial/fsl_lpuart.c Signed-off-by: Hiago De Franco <hiago.franco@toradex.com>
Diffstat (limited to 'kernel/events')
-rw-r--r--kernel/events/core.c17
-rw-r--r--kernel/events/ring_buffer.c2
2 files changed, 10 insertions, 9 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index fa6b18e05b8d..520a890a2a6f 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -5773,14 +5773,15 @@ static int _perf_event_period(struct perf_event *event, u64 value)
if (!value)
return -EINVAL;
- if (event->attr.freq && value > sysctl_perf_event_sample_rate)
- return -EINVAL;
-
- if (perf_event_check_period(event, value))
- return -EINVAL;
-
- if (!event->attr.freq && (value & (1ULL << 63)))
- return -EINVAL;
+ if (event->attr.freq) {
+ if (value > sysctl_perf_event_sample_rate)
+ return -EINVAL;
+ } else {
+ if (perf_event_check_period(event, value))
+ return -EINVAL;
+ if (value & (1ULL << 63))
+ return -EINVAL;
+ }
event_function_call(event, __perf_event_period, &value);
diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
index 98588e96b591..3e1655374c2e 100644
--- a/kernel/events/ring_buffer.c
+++ b/kernel/events/ring_buffer.c
@@ -19,7 +19,7 @@
static void perf_output_wakeup(struct perf_output_handle *handle)
{
- atomic_set(&handle->rb->poll, EPOLLIN);
+ atomic_set(&handle->rb->poll, EPOLLIN | EPOLLRDNORM);
handle->event->pending_wakeup = 1;
irq_work_queue(&handle->event->pending_irq);