Namhyung Kim 48859e5293 tools api fs: Cache cgroupfs mount point ... Currently it parses the /proc file everytime it opens a file in the cgroupfs. Save the last result to avoid it (assuming it won't be changed between the accesses). Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lore.kernel.org/lkml/20201216090556.813996-3-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>		2021-02-17 15:09:08 -03:00
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fd	libperf: Avoid counting of nonfilterable fdarray fds	2020-07-21 09:53:22 -03:00
fs	tools api fs: Cache cgroupfs mount point	2021-02-17 15:09:08 -03:00
Build	…
Makefile	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
cpu.c	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
cpu.h	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
debug-internal.h	tools lib api: Renaming pr_warning to pr_warn	2019-10-18 15:02:57 +02:00
debug.c	tools lib api: Renaming pr_warning to pr_warn	2019-10-18 15:02:57 +02:00
debug.h	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
io.h	libsymbols kallsyms: Parse using io api	2020-05-05 16:35:32 -03:00