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| author | Stanislav Fomichev <stfomichev@yandex-team.ru> | 2014-06-26 20:14:25 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-06-26 16:07:43 -0300 |
| commit | 598d02c5a07b60e5c824184cdaf697b70f3c452a (patch) | |
| tree | 65c6f20c05c126e448bee268a8052b5eda54348e /net/xfrm/xfrm_policy.c | |
| parent | 0c82adcf141935b6312593a53f87342dbb12b704 (diff) | |
| download | lwn-598d02c5a07b60e5c824184cdaf697b70f3c452a.tar.gz lwn-598d02c5a07b60e5c824184cdaf697b70f3c452a.zip | |
perf trace: Add support for pagefault tracing
This patch adds optional pagefault tracing support to 'perf trace'.
Using -F/--pf option user can specify whether he wants minor, major or
all pagefault events to be traced. This patch adds only live mode,
record and replace will come in a separate patch.
Example output:
1756272.905 ( 0.000 ms): curl/5937 majfault [0x7fa7261978b6] => /usr/lib/x86_64-linux-gnu/libkrb5.so.26.0.0@0x85288 (d.)
1862866.036 ( 0.000 ms): wget/8460 majfault [__clear_user+0x3f] => 0x659cb4 (?k)
Signed-off-by: Stanislav Fomichev <stfomichev@yandex-team.ru>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1403799268-1367-3-git-send-email-stfomichev@yandex-team.ru
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'net/xfrm/xfrm_policy.c')
0 files changed, 0 insertions, 0 deletions