diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2017-01-20 05:44:47 +0300 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2017-01-20 22:50:58 +0300 |
| commit | b9b0c831bed2682c2e3e9f5420fb6985549ef020 (patch) | |
| tree | 51b2b123022cdf573f1621a37e12dd2d747311dc /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 4046bf023b0647d09704a32d9fe8aecbcee3e4c3 (diff) | |
| download | linux-b9b0c831bed2682c2e3e9f5420fb6985549ef020.tar.xz | |
ftrace: Convert graph filter to use hash tables
Use ftrace_hash instead of a static array of a fixed size. This is
useful when a graph filter pattern matches to a large number of
functions. Now hash lookup is done with preemption disabled to protect
from the hash being changed/freed.
Link: http://lkml.kernel.org/r/20170120024447.26097-3-namhyung@kernel.org
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions