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| author | Ingo Molnar <mingo@kernel.org> | 2025-11-13 07:58:43 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-11-13 07:58:43 +0100 |
| commit | d851f2b2b273363f65d7285b427bedbb6f8290e2 (patch) | |
| tree | 38ba3c4b0d4251d7063bcd253c9b914a56165428 /kernel/trace/ring_buffer.c | |
| parent | 249092174caa3fe9fb8f7914991a8c0de484bcf8 (diff) | |
| parent | e9a6fb0bcdd7609be6969112f3fbfcce3b1d4a7c (diff) | |
Merge tag 'v6.18-rc5' into objtool/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/trace/ring_buffer.c')
| -rw-r--r-- | kernel/trace/ring_buffer.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 1244d2c5c384..afcd3747264d 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -7344,6 +7344,10 @@ consume: goto out; } + /* Did the reader catch up with the writer? */ + if (cpu_buffer->reader_page == cpu_buffer->commit_page) + goto out; + reader = rb_get_reader_page(cpu_buffer); if (WARN_ON(!reader)) goto out; |