perf trace: Bump --mmap-pages when --call-graph is used by the root user
authorArnaldo Carvalho de Melo <acme@redhat.com>
Fri, 15 Apr 2016 20:52:34 +0000 (17:52 -0300)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Fri, 15 Apr 2016 20:52:34 +0000 (17:52 -0300)
commitf3e459d16a8493b617ccf2a940330279679e0291
treec6cc841dcb256d0ea77b0ab56b05fe0b344e4aab
parentf5e7150cd9a7779a54b192d21afb9245384db8bc
perf trace: Bump --mmap-pages when --call-graph is used by the root user

To reduce the chances we'll overflow the mmap buffer, manual fine tuning
trumps this.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-wxygbxmp1v9mng1ea28wet02@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/Documentation/perf-trace.txt
tools/perf/builtin-trace.c