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| author |   Jaegeuk Kim <jaegeuk@kernel.org> | 2017-01-13 13:12:29 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-02-22 20:24:48 -0800 |
| commit | dc91de78e5e1d44238b5dd2b57d2e8e67cbc00a1 (patch) | |
| tree | d78cc69fe7a50db8a8c3207cb532eab76c051bfd /tools/perf/scripts/python/check-perf-trace.py | |
| parent | f2fs: show # of on-going flush and discard bios (diff) | |
| download | linux-dev-dc91de78e5e1d44238b5dd2b57d2e8e67cbc00a1.tar.xz linux-dev-dc91de78e5e1d44238b5dd2b57d2e8e67cbc00a1.zip | |
f2fs: do not preallocate blocks which has wrong buffer
Sheng Yong reports needless preallocation if write(small_buffer, large_size)
is called.
In that case, f2fs preallocates large_size, but vfs returns early due to
small_buffer size. Let's detect it before preallocation phase in f2fs.
Reported-by: Sheng Yong <shengyong1@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions