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author | Tan Xiaojun <tanxiaojun@huawei.com> | 2019-08-02 11:48:57 +0800 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-08-14 11:00:00 -0300 |
commit | 0a4d8fb229dd78f9e0752817339e19e903b37a60 (patch) | |
tree | 508d5c5dd5a6c27448aa680b165cb4e0db3e2701 /block/blk-mq-tag.c | |
parent | 3143906c2770778d89b730e0342b745d1b4a8303 (diff) | |
download | linux-0a4d8fb229dd78f9e0752817339e19e903b37a60.tar.bz2 |
perf record: Support aarch64 random socket_id assignment
Same as in the commit 01766229533f ("perf record: Support s390 random
socket_id assignment"), aarch64 also have this problem.
Without this fix:
[root@localhost perf]# ./perf report --header -I -v
...
socket_id number is too big.You may need to upgrade the perf tool.
# ========
# captured on : Thu Aug 1 22:58:38 2019
# header version : 1
...
# Core ID and Socket ID information is not available
...
With this fix:
[root@localhost perf]# ./perf report --header -I -v
...
cpumask list: 0-31
cpumask list: 32-63
cpumask list: 64-95
cpumask list: 96-127
# ========
# captured on : Thu Aug 1 22:58:38 2019
# header version : 1
...
# CPU 0: Core ID 0, Socket ID 36
# CPU 1: Core ID 1, Socket ID 36
...
# CPU 126: Core ID 126, Socket ID 8442
# CPU 127: Core ID 127, Socket ID 8442
...
Signed-off-by: Tan Xiaojun <tanxiaojun@huawei.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
Link: http://lkml.kernel.org/r/1564717737-21602-1-git-send-email-tanxiaojun@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'block/blk-mq-tag.c')
0 files changed, 0 insertions, 0 deletions