From: Qiujun Huang <hqjagain@gmail.com>
To: rostedt@goodmis.org, mingo@redhat.com, linux-kernel@vger.kernel.org
Cc: Qiujun Huang <hqjagain@gmail.com>
Subject: [PATCH] ring-buffer: Update the description for ring_buffer_wait
Date: Sat, 17 Oct 2020 17:52:46 +0800 [thread overview]
Message-ID: <20201017095246.5170-1-hqjagain@gmail.com> (raw)
The function changed at some point, but the description was not
updated.
Signed-off-by: Qiujun Huang <hqjagain@gmail.com>
---
kernel/trace/ring_buffer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index b2c6f2546d69..598c388d6436 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -793,7 +793,7 @@ static void rb_wake_up_waiters(struct irq_work *work)
* ring_buffer_wait - wait for input to the ring buffer
* @buffer: buffer to wait on
* @cpu: the cpu buffer to wait on
- * @full: wait until a full page is available, if @cpu != RING_BUFFER_ALL_CPUS
+ * @full: wait until the percentage of pages are available, if @cpu != RING_BUFFER_ALL_CPUS
*
* If @cpu == RING_BUFFER_ALL_CPUS then the task will wake up as soon
* as data is added to any of the @buffer's cpu buffers. Otherwise
--
2.17.1
reply other threads:[~2020-10-17 9:52 UTC|newest]
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