diff options
author | Daniel Bristot de Oliveira <bristot@kernel.org> | 2023-06-06 19:12:17 +0300 |
---|---|---|
committer | Steven Rostedt (Google) <rostedt@goodmis.org> | 2023-06-13 23:28:56 +0300 |
commit | 894c29c76b2b4c2cfbe1482dab42e4f03b49cf18 (patch) | |
tree | 5a0c7c0b94fe9c1118057b111e70e3054313ac5b /tools/tracing/rtla/src/osnoise_top.c | |
parent | 272ced2556e63943113a54c113f8c11aeb53a5c3 (diff) | |
download | linux-894c29c76b2b4c2cfbe1482dab42e4f03b49cf18.tar.xz |
rtla: Change monitored_cpus from char * to cpu_set_t
Use a cpumask instead of a char *, reducing memory footprint and code.
No functional change, and in preparation for auto house-keeping.
Link: https://lkml.kernel.org/r/54c46293261d13cb1042d0314486539eeb45fe5d.1686066600.git.bristot@kernel.org
Cc: William White <chwhite@redhat.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Tested-by: Juri Lelli <juri.lelli@redhat.com>
Signed-off-by: Daniel Bristot de Oliveira <bristot@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'tools/tracing/rtla/src/osnoise_top.c')
-rw-r--r-- | tools/tracing/rtla/src/osnoise_top.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/tracing/rtla/src/osnoise_top.c b/tools/tracing/rtla/src/osnoise_top.c index fcf6c14ce1bc..0e2f3b216d34 100644 --- a/tools/tracing/rtla/src/osnoise_top.c +++ b/tools/tracing/rtla/src/osnoise_top.c @@ -26,7 +26,7 @@ enum osnoise_mode { */ struct osnoise_top_params { char *cpus; - char *monitored_cpus; + cpu_set_t monitored_cpus; char *trace_output; char *cgroup_name; unsigned long long runtime; @@ -263,7 +263,7 @@ osnoise_print_stats(struct osnoise_top_params *params, struct osnoise_tool *top) osnoise_top_header(top); for (i = 0; i < nr_cpus; i++) { - if (params->cpus && !params->monitored_cpus[i]) + if (params->cpus && !CPU_ISSET(i, ¶ms->monitored_cpus)) continue; osnoise_top_print(top, i); } @@ -397,7 +397,7 @@ struct osnoise_top_params *osnoise_top_parse_args(int argc, char **argv) break; case 'c': - retval = parse_cpu_list(optarg, ¶ms->monitored_cpus); + retval = parse_cpu_set(optarg, ¶ms->monitored_cpus); if (retval) osnoise_top_usage(params, "\nInvalid -c cpu list\n"); params->cpus = optarg; |