diff options
| author | Will Deacon <will.deacon@arm.com> | 2015-04-23 17:00:16 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-05-13 00:11:16 +0300 |
| commit | 466c1eb07f42bd27825af24d86b46d05e5e350b9 (patch) | |
| tree | 3fb966987c51f21b04a7bf60ee5c0b97f437b57c /tools/build | |
| parent | 85a9fb47c56aa5e43c54034002232c0585a4b781 (diff) | |
| download | linux-466c1eb07f42bd27825af24d86b46d05e5e350b9.tar.xz | |
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/build')
0 files changed, 0 insertions, 0 deletions