mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

perf c2c: Use more intention revealing iterator 

Use perf_cpu_map__for_each_cpu() in setup_nodes.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Riccardo Mancini <rickyman7@gmail.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Vineet Singh <vineet.singh@intel.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: zhengjun.xing@intel.com
Link: https://lore.kernel.org/r/20220105061351.120843-46-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2022-01-04 22:13:48 -08:00 committed by Arnaldo Carvalho de Melo
parent 7263f3498b
commit 84d2f4f037
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
tools/perf/builtin-c2c.c
View File

@ -2015,7 +2015,7 @@ static int setup_nodes(struct perf_session *session)
{
struct numa_node *n;
unsigned long **nodes;
int node, cpu;
int node, cpu, idx;
int *cpu2node;
if (c2c.node_info > 2)
@ -2057,13 +2057,13 @@ static int setup_nodes(struct perf_session *session)
if (perf_cpu_map__empty(map))
continue;
for (cpu = 0; cpu < map->nr; cpu++) {
set_bit(map->map[cpu], set);
perf_cpu_map__for_each_cpu(cpu, idx, map) {
set_bit(cpu, set);
if (WARN_ONCE(cpu2node[map->map[cpu]] != -1, "node/cpu topology bug"))
if (WARN_ONCE(cpu2node[cpu] != -1, "node/cpu topology bug"))
return -EINVAL;
cpu2node[map->map[cpu]] = node;
cpu2node[cpu] = node;
}
}