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authorIan Rogers <irogers@google.com>2021-11-10 16:21:04 -0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-11-13 18:11:50 -0300
commit406018dcc12142f486a9b97bb958d43376bc7bb0 (patch)
tree6a07da349107d6ef6d7d91af141eebd3d39c377c /tools/perf/util/cputopo.h
parent48f07b0b2a3ebe3278ff4257e540084157f8b4dc (diff)
perf cputopo: Match die_siblings to topology ABI name
The topology name for die_siblings is die_cpus_list, use this for consistency and add documentation. Signed-off-by: Ian Rogers <irogers@google.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Ingo Molnar <mingo@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: Madhavan Srinivasan <maddy@linux.ibm.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul A . Clarke <pc@us.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Riccardo Mancini <rickyman7@gmail.com> Cc: Song Liu <song@kernel.org> Cc: Wan Jiabing <wanjiabing@vivo.com> Cc: Yury Norov <yury.norov@gmail.com> Link: https://lore.kernel.org/r/20211111002109.194172-4-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/cputopo.h')
-rw-r--r--tools/perf/util/cputopo.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/tools/perf/util/cputopo.h b/tools/perf/util/cputopo.h
index 4ec9cb192c3d..a3e01c367853 100644
--- a/tools/perf/util/cputopo.h
+++ b/tools/perf/util/cputopo.h
@@ -7,7 +7,8 @@
struct cpu_topology {
/* The number of unique package_cpus_lists below. */
u32 package_cpus_lists;
- u32 die_sib;
+ /* The number of unique die_cpu_lists below. */
+ u32 die_cpus_lists;
u32 thread_sib;
/*
* An array of strings where each string is unique and read from
@@ -16,7 +17,13 @@ struct cpu_topology {
* physical_package_id. The format is like 0-3, 8-11, 14,17.
*/
const char **package_cpus_list;
- char **die_siblings;
+ /*
+ * An array of string where each string is unique and from
+ * /sys/devices/system/cpu/cpuX/topology/die_cpus_list. From the ABI
+ * each of these is a human-readable list of CPUs within the same die.
+ * The format is like 0-3, 8-11, 14,17.
+ */
+ const char **die_cpus_list;
char **thread_siblings;
};