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| author | Nelson Elhage | 2011-12-19 14:39:31 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo | 2011-12-23 19:44:34 +0100 |
| commit | 18e6093904abfd51671ff5846c2fdaba9ebbf21b (patch) | |
| tree | 5ff067b1fefef24fb8ba91496d7dcbf2a9f06f7d /tools/perf/util/util.h | |
| parent | perf tools: Fix truncated annotation (diff) | |
| download | kernel-qcow2-linux-18e6093904abfd51671ff5846c2fdaba9ebbf21b.tar.gz kernel-qcow2-linux-18e6093904abfd51671ff5846c2fdaba9ebbf21b.tar.xz kernel-qcow2-linux-18e6093904abfd51671ff5846c2fdaba9ebbf21b.zip | |
perf: builtin-record: Provide advice if mmap'ing fails with EPERM.
This failure is most likely due to running up against the
kernel.perf_event_mlock_kb sysctl, so we can tell the user what to do to
fix the issue.
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1324301972-22740-3-git-send-email-nelhage@nelhage.com
Signed-off-by: Nelson Elhage <nelhage@nelhage.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/util.h')
0 files changed, 0 insertions, 0 deletions