* [PATCH] trace: drop unneeded assignment in ring_buffer_resize()
@ 2020-12-14 8:45 Lukas Bulwahn
0 siblings, 0 replies; only message in thread
From: Lukas Bulwahn @ 2020-12-14 8:45 UTC (permalink / raw)
To: Qiujun Huang, Steven Rostedt, Ingo Molnar
Cc: kernel-janitors, linux-kernel, Lukas Bulwahn
Since commit 0a1754b2a97e ("ring-buffer: Return 0 on success from
ring_buffer_resize()"), computing the size is not needed anymore.
Drop unneeded assignment in ring_buffer_resize().
Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com>
---
kernel/trace/ring_buffer.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 91db9d032a0c..95ecfb107e3e 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -1974,8 +1974,6 @@ int ring_buffer_resize(struct trace_buffer *buffer, unsigned long size,
if (nr_pages < 2)
nr_pages = 2;
- size = nr_pages * BUF_PAGE_SIZE;
-
/* prevent another thread from changing buffer sizes */
mutex_lock(&buffer->mutex);
--
2.17.1
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