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libperf: Add flags to fdarray fds objects

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Store flags per struct pollfd *entries object in a bitmap of int size.

Implement fdarray_flag__nonfilterable flag to skip object from counting
by fdarray__filter().

Fixed fdarray test issue reported by kernel test robot.

Reported-by: kernel test robot <rong.a.chen@intel.com>
Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/6b7d43ff-0801-d5dd-4e90-fcd86b17c1c8@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Alexey Budankov 2020-07-17 09:59:45 +03:00 • committed by Arnaldo Carvalho de Melo
parent 59b4412f27
commit ab4c1f9f68
6 changed files with 25 additions and 12 deletions
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2
tools/lib/perf/include/internal/evlist.h
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@ -45,7 +45,7 @@ struct perf_evlist_mmap_ops {
int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);
int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd,
void *ptr, short revent);
void *ptr, short revent, enum fdarray_flags flags);
int perf_evlist__mmap_ops(struct perf_evlist *evlist,
struct perf_evlist_mmap_ops *ops,