b7e2ecef92d2e7785e6d76b41e5ba8bcbc45259d - kernel/hikey-linaro

commit	b7e2ecef92d2e7785e6d76b41e5ba8bcbc45259d	[log] [tgz]
author	Peter Zijlstra <a.p.zijlstra@chello.nl>	Wed May 19 10:52:27 2010 +0200
committer	Ingo Molnar <mingo@elte.hu>	Fri May 21 11:37:56 2010 +0200
tree	341c3a03743108bbdf82ee0eed9f4c4085f1b694
parent	1c34bde13a3cdcd4c7c6322f8052e67c2c91caf1 [diff]

perf, trace: Optimize tracepoints by removing IRQ-disable from perf/tracepoint interaction

Improves performance.

Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <1274259525.5605.10352.camel@twins>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

include/linux/ftrace_event.h[diff]
include/trace/ftrace.h[diff]
kernel/trace/trace_event_perf.c[diff]
kernel/trace/trace_kprobe.c[diff]
kernel/trace/trace_syscalls.c[diff]

5 files changed

tree: 341c3a03743108bbdf82ee0eed9f4c4085f1b694