[for-next][PATCH 8/9] ring-buffer: Remove trace_buffer::cpus

Steven Rostedt <[email protected]>
Newsgroups org.kernel.vger.linux-kernel
Message-ID <[email protected]>
From: Vincent Donnefort <[email protected]>

The 'cpus' field in struct trace_buffer became useless in commit
8e7b58c27b3c ("ring-buffer: Just update the subbuffers when changing their
allocation order"). Remove it

Link: https://patch.msgid.link/[email protected]
Fixes: 8e7b58c27b3c ("ring-buffer: Just update the subbuffers when changing their allocation order")
Signed-off-by: Vincent Donnefort <[email protected]>
Signed-off-by: Steven Rostedt <[email protected]>
---
 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 2204a121ef7e..f75aafc755bd 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -572,7 +572,6 @@ struct ring_buffer_per_cpu {
 
 struct trace_buffer {
 	unsigned			flags;
-	int				cpus;
 	atomic_t			record_disabled;
 	atomic_t			resizing;
 	cpumask_var_t			cpumask;
@@ -2796,7 +2795,6 @@ static struct trace_buffer *alloc_buffer(unsigned long size, unsigned flags,
 	init_irq_work(&buffer->irq_work.work, rb_wake_up_waiters);
 	init_waitqueue_head(&buffer->irq_work.waiters);
 
-	buffer->cpus = nr_cpu_ids;
 
 	bsize = sizeof(void *) * nr_cpu_ids;
 	buffer->buffers = kzalloc(ALIGN(bsize, cache_line_size()),
-- 
2.53.0
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