Messages in this thread Patch in this message | | | From | Ravi Bangoria <> | Subject | [PATCH] perf c2c: Fix report with offline cpus | Date | Thu, 22 Aug 2019 14:20:45 +0530 |
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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.
Fixes: 1e181b92a2da ("perf c2c report: Add 'node' sort key") Reported-by: Nageswara R Sastry <nasastry@in.ibm.com> Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com> --- tools/perf/builtin-c2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index 9e6cc86..fc68a94 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) -- 1.8.3.1
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