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| author | Ravi Bangoria <ravi.bangoria@linux.ibm.com> | 2019-08-22 10:50:45 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-08-22 22:16:57 +0200 |
| commit | 1ea770f6c1971bc101b3741f4d88b0b4ea5c4181 (patch) | |
| tree | 078a16ae77c28b27866d893d528f4e90ec5e58f2 /tools/perf/builtin-c2c.c | |
| parent | libperf: Add perf_thread_map__nr/perf_thread_map__pid functions (diff) | |
| download | linux-1ea770f6c1971bc101b3741f4d88b0b4ea5c4181.tar.xz linux-1ea770f6c1971bc101b3741f4d88b0b4ea5c4181.zip | |
perf c2c: Fix report with offline cpus
If c2c is recorded on a machine where any cpus are offline, 'perf c2c
report' throws an error "node/cpu topology bugFailed setup nodes".
It fails because while preparing node-cpu mapping we don't consider
offline cpus.
Reported-by: Nageswara R Sastry <nasastry@in.ibm.com>
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Fixes: 1e181b92a2da ("perf c2c report: Add 'node' sort key")
Link: http://lkml.kernel.org/r/20190822085045.25108-1-ravi.bangoria@linux.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-c2c.c')
| -rw-r--r-- | tools/perf/builtin-c2c.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index 01629f5b6d1f..211143720078 100644 --- a/tools/perf/builtin-c2c.c +++ b/tools/perf/builtin-c2c.c @@ -2027,7 +2027,7 @@ static int setup_nodes(struct perf_session *session) c2c.node_info = 2; c2c.nodes_cnt = session->header.env.nr_numa_nodes; - c2c.cpus_cnt = session->header.env.nr_cpus_online; + c2c.cpus_cnt = session->header.env.nr_cpus_avail; n = session->header.env.numa_nodes; if (!n) |