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| author | Steven Rostedt (Google) <[email protected]> | 2024-07-02 15:33:54 -0400 |
|---|---|---|
| committer | Steven Rostedt (Google) <[email protected]> | 2024-07-03 16:40:45 -0400 |
| commit | 4ecaf7e98a3ae0c843d67c76649ecc694232834b (patch) | |
| tree | e7f5091b2535e28d6377195c18ef060ca56cd4ce /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | 22a40d14b572deb80c0648557f4bd502d7e83826 (diff) | |
tracing: Have memmapped ring buffer use ioctl of "R" range 0x20-2F
To prevent conflicts with other ioctl numbers to allow strace to have an
idea of what is happening, add the range of ioctls for the trace buffer
mapping from _IO("T", 0x1) to the range of "R" 0x20 - 0x2F.
Link: https://lore.kernel.org/linux-trace-kernel/[email protected]/
Link: https://lore.kernel.org/linux-trace-kernel/[email protected]/
Cc: Jonathan Corbet <[email protected]>
Fixes: cf9f0f7c4c5bb ("tracing: Allow user-space mapping of the ring-buffer")
Link: https://lore.kernel.org/[email protected]
Reported-by: "Dmitry V. Levin" <[email protected]>
Reviewed-by: Mathieu Desnoyers <[email protected]>
Acked-by: Masami Hiramatsu (Google) <[email protected]>
Signed-off-by: Steven Rostedt (Google) <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions