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| author | Will Deacon <will.deacon@arm.com> | 2015-04-23 15:00:16 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-05-04 12:43:40 -0300 |
| commit | 762abdc0c6c013425958cd9f5105f4e32268d434 (patch) | |
| tree | 18eaa19af5d0d0763bd7a3dc362e9e56d8508c4a /tools/perf/bench | |
| parent | dd3092075c3263fca7a3e98b143ad2296aab71b4 (diff) | |
| download | linux-762abdc0c6c013425958cd9f5105f4e32268d434.tar.gz linux-762abdc0c6c013425958cd9f5105f4e32268d434.tar.bz2 linux-762abdc0c6c013425958cd9f5105f4e32268d434.zip | |
perf tools: Use getconf to determine number of online CPUs
Parsing /proc/cpuinfo is a fiddly, arch-dependent business and a recent
change to get it working for Sparc broke arm and arm64 platforms.
Use sysconf to determine the number of online CPUs only parsing
/proc/cpuinfo when sysconf is not available.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <david.ahern@oracle.com>
Cc: Mark Rutland <Mark.Rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/20150423140454.GJ1652@arm.com
[ Made it fall back to parsing /proc when getconf not found ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/bench')
0 files changed, 0 insertions, 0 deletions