diff options
| author | sunliming <sunliming@kylinos.cn> | 2023-06-06 14:20:24 +0800 |
|---|---|---|
| committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2023-06-14 12:41:52 -0400 |
| commit | 6f05dcabe5c241d066ec472cf38ac8b84f8c9c6f (patch) | |
| tree | 7c744fd135f87dc8819c77ef9b995ca52ee9aa88 /mm/swap.h | |
| parent | e70bb54d7a51299e7feca9169c07d79f9a3fc01d (diff) | |
tracing/user_events: Fix the incorrect trace record for empty arguments events
The user_events support events that has empty arguments. But the trace event
is discarded and not really committed when the arguments is empty. Fix this
by not attempting to copy in zero-length data.
Link: https://lkml.kernel.org/r/20230606062027.1008398-2-sunliming@kylinos.cn
Acked-by: Beau Belgrave <beaub@linux.microsoft.com>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: sunliming <sunliming@kylinos.cn>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'mm/swap.h')
0 files changed, 0 insertions, 0 deletions