diff options
author | Ian Rogers <irogers@google.com> | 2023-05-26 21:33:57 +0300 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-05-28 16:24:14 +0300 |
commit | 370ce164defd18069518e8b7faa6c92aad740257 (patch) | |
tree | b853ccd123d6a812ea5724991773e48255309780 /tools/perf/builtin-config.c | |
parent | 430952e6d7a02bbf4d2d4a6d3baa7ce4b66052d7 (diff) | |
download | linux-370ce164defd18069518e8b7faa6c92aad740257.tar.xz |
perf path: Make mkpath thread safe, remove 16384 bytes from .bss
Avoid 4 static arrays for paths, pass in a char[] buffer to use. Makes
mkpath thread safe for the small number of users. Also removes 16,384
bytes from .bss.
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: K Prateek Nayak <kprateek.nayak@amd.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Ross Zwisler <zwisler@chromium.org>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Tiezhu Yang <yangtiezhu@loongson.cn>
Cc: Yang Jihong <yangjihong1@huawei.com>
Link: https://lore.kernel.org/r/20230526183401.2326121-13-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-config.c')
-rw-r--r-- | tools/perf/builtin-config.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/builtin-config.c b/tools/perf/builtin-config.c index 2603015f98be..2e8363778935 100644 --- a/tools/perf/builtin-config.c +++ b/tools/perf/builtin-config.c @@ -12,6 +12,7 @@ #include "util/debug.h" #include "util/config.h" #include <linux/string.h> +#include <limits.h> #include <stdio.h> #include <stdlib.h> @@ -157,7 +158,8 @@ int cmd_config(int argc, const char **argv) { int i, ret = -1; struct perf_config_set *set; - char *user_config = mkpath("%s/.perfconfig", getenv("HOME")); + char path[PATH_MAX]; + char *user_config = mkpath(path, sizeof(path), "%s/.perfconfig", getenv("HOME")); const char *config_filename; bool changed = false; |