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[v3,0/3] Improve trace/ring_buffer.c

Message ID 20230303151706.57851-1-ubizjak@gmail.com (mailing list archive)
Headers show
Series Improve trace/ring_buffer.c | expand

Message

Uros Bizjak March 3, 2023, 3:17 p.m. UTC 
This series improves ring_buffer.c by changing the type of some
static functions to void or bool and uses try_cmpxchg instead of
cmpxchg (*ptr, old, new) == old where appropriate.

v2: Convert only loops with cmpxchg.
v3: Rearrange variable declarations.
 
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>

Uros Bizjak (3):
  ring_buffer: Change some static functions to void
  ring_buffer: Change some static functions to bool
  ring_buffer: Use try_cmpxchg instead of cmpxchg

 kernel/trace/ring_buffer.c | 77 ++++++++++++++++----------------------
 1 file changed, 33 insertions(+), 44 deletions(-)