diff options
| author | Alexey Bayduraev <[email protected]> | 2022-01-17 18:34:22 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2022-02-10 19:25:20 +0000 |
| commit | d87c25e8f4051f813762da6a182c57f246b17441 (patch) | |
| tree | 80240697c0123df5be265716b9e9ad72ad2c2822 /tools/lib/api/fd/array.h | |
| parent | perf record: Introduce thread affinity and mmap masks (diff) | |
| download | kernel-d87c25e8f4051f813762da6a182c57f246b17441.tar.gz kernel-d87c25e8f4051f813762da6a182c57f246b17441.zip | |
tools lib: Introduce fdarray duplicate function
Introduce a function to duplicate an existing file descriptor in
the fdarray structure. The function returns the position of the duplicated
file descriptor.
Reviewed-by: Riccardo Mancini <[email protected]>
Signed-off-by: Alexey Bayduraev <[email protected]>
Tested-by: Jiri Olsa <[email protected]>
Tested-by: Riccardo Mancini <[email protected]>
Acked-by: Namhyung Kim <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: Alexander Antonov <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Alexei Budankov <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: https://lore.kernel.org/r/2891f1def287d5863cc82683a4d5879195c8d90c.1642440724.git.alexey.v.bayduraev@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'tools/lib/api/fd/array.h')
| -rw-r--r-- | tools/lib/api/fd/array.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/lib/api/fd/array.h b/tools/lib/api/fd/array.h index 7fcf21a33c0c..60ad197c8ee9 100644 --- a/tools/lib/api/fd/array.h +++ b/tools/lib/api/fd/array.h @@ -42,6 +42,7 @@ struct fdarray *fdarray__new(int nr_alloc, int nr_autogrow); void fdarray__delete(struct fdarray *fda); int fdarray__add(struct fdarray *fda, int fd, short revents, enum fdarray_flags flags); +int fdarray__dup_entry_from(struct fdarray *fda, int pos, struct fdarray *from); int fdarray__poll(struct fdarray *fda, int timeout); int fdarray__filter(struct fdarray *fda, short revents, void (*entry_destructor)(struct fdarray *fda, int fd, void *arg), |