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| author |   Daeho Jeong <daehojeong@google.com> | 2022-08-02 12:24:37 -0700 |
|---|---|---|
| committer |   Jaegeuk Kim <jaegeuk@kernel.org> | 2022-08-05 04:18:31 -0700 |
| commit | bff139b49d9f70c1ac5384aac94554846aa834de (patch) | |
| tree | 3d1ac6c71e5017d770cad62e901845216a45fe02 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | f2fs: do not allow to decompress files have FI_COMPRESS_RELEASED (diff) | |
| download | linux-dev-bff139b49d9f70c1ac5384aac94554846aa834de.tar.xz linux-dev-bff139b49d9f70c1ac5384aac94554846aa834de.zip | |
f2fs: handle decompress only post processing in softirq
Now decompression is being handled in workqueue and it makes read I/O
latency non-deterministic, because of the non-deterministic scheduling
nature of workqueues. So, I made it handled in softirq context only if
possible, not in low memory devices, since this modification will
maintain decompresion related memory a little longer.
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions