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| author |   Jaegeuk Kim <jaegeuk@kernel.org> | 2016-02-03 13:49:44 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-02-22 16:07:23 -0800 |
| commit | 24b8491251cde66879e74092167cc0f27a1f11ce (patch) | |
| tree | ffb8fc277cc2a649e6d98c6305083683e2dfee1b /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | f2fs: move dio preallocation into f2fs_file_write_iter (diff) | |
| download | linux-dev-24b8491251cde66879e74092167cc0f27a1f11ce.tar.xz linux-dev-24b8491251cde66879e74092167cc0f27a1f11ce.zip | |
f2fs: preallocate blocks for buffered aio writes
This patch preallocates data blocks for buffered aio writes.
With this patch, we can avoid redundant locking and unlocking of node pages
given consecutive aio request.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions