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(parent: 8b8292d) | patch
ring-buffer: Prevent resizing of persistent ring buffer
authorVincent Donnefort <vdonnefort@google.com>
Thu, 6 Aug 2026 21:13:01 +0000 (22:13 +0100)
committerSteven Rostedt <rostedt@goodmis.org>
Sun, 9 Aug 2026 02:23:18 +0000 (22:23 -0400)
commit7c727dfce6be04dd009b29091a4a17d952dbfe03
tree84d6670616ff26ee22d7bbaa18fdf82ebfd56230tree | snapshot
parent8b8292d6487c81bd57c2605a9b404b1cf8f1edfbcommit | diff
ring-buffer: Prevent resizing of persistent ring buffer

Dynamically resizing a persistent ring buffer is not possible. Disable
the feature.

Cc: stable@vger.kernel.org
Fixes: be68d63a139b ("ring-buffer: Add ring_buffer_alloc_range()")
Link: https://patch.msgid.link/20260806211306.3704194-2-vdonnefort@google.com
Signed-off-by: Vincent Donnefort <vdonnefort@google.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
kernel/trace/ring_buffer.c diff | blob | blame | history
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