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| author |   Pekka Enberg <penberg@kernel.org> | 2013-10-15 23:07:27 +0300 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-10-21 17:33:22 -0300 |
| commit | f11cfc6f294dbd83b0d58037404df2bd16066238 (patch) | |
| tree | fd157c36e6cd7a75bb4ccf005de5fc44900ae864 /tools/perf/util/callchain.c | |
| parent | perf script: Print addr by default for BTS (diff) | |
| download | linux-dev-f11cfc6f294dbd83b0d58037404df2bd16066238.tar.xz linux-dev-f11cfc6f294dbd83b0d58037404df2bd16066238.zip | |
perf list: Show error if tracepoints not available
Tracepoints are not visible in "perf list" on Fedora 19 because regular
users have no permission to /sys/kernel/debug by default. Show an error
message so that the user knows about it instead of assuming that
tracepoints are not supported on the system.
Signed-off-by: Pekka Enberg <penberg@kernel.org>
Acked-by: Ingo Molnar <mingo@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Link: http://lkml.kernel.org/r/1381867647-8594-1-git-send-email-penberg@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/callchain.c')
0 files changed, 0 insertions, 0 deletions