From de48d7fff7b4668a61c3c1d13ca0f6a6b3995519 Mon Sep 17 00:00:00 2001 From: Jiapeng Chong Date: Mon, 17 Mar 2025 09:55:24 +0800 Subject: [PATCH] ring-buffer: Remove the unused variable bmeta MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Variable bmeta is not effectively used, so delete it. kernel/trace/ring_buffer.c:1952:27: warning: variable ‘bmeta’ set but not used. Link: https://lore.kernel.org/20250317015524.3902-1-jiapeng.chong@linux.alibaba.com Reported-by: Abaci Robot Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=19524 Signed-off-by: Jiapeng Chong Signed-off-by: Steven Rostedt (Google) --- kernel/trace/ring_buffer.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index b981eb20c206..f25966b3a1fc 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -1949,7 +1949,6 @@ static void rb_meta_validate_events(struct ring_buffer_per_cpu *cpu_buffer) static void rb_range_meta_init(struct trace_buffer *buffer, int nr_pages, int scratch_size) { struct ring_buffer_cpu_meta *meta; - struct ring_buffer_meta *bmeta; unsigned long *subbuf_mask; unsigned long delta; void *subbuf; @@ -1964,8 +1963,6 @@ static void rb_range_meta_init(struct trace_buffer *buffer, int nr_pages, int sc if (rb_meta_init(buffer, scratch_size)) valid = true; - bmeta = buffer->meta; - for (cpu = 0; cpu < nr_cpu_ids; cpu++) { void *next_meta;