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| author |   Theodore Ts'o <tytso@mit.edu> | 2020-01-23 12:23:17 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2020-01-24 21:23:12 -0500 |
| commit | 244adf6426ee31a83f397b700d964cff12a247d3 (patch) | |
| tree | aaf52d4d55384fc1bee1d1debcf889216d0a239d /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | ext4: fix extent_status fragmentation for plain files (diff) | |
| download | wireguard-linux-244adf6426ee31a83f397b700d964cff12a247d3.tar.xz wireguard-linux-244adf6426ee31a83f397b700d964cff12a247d3.zip | |
ext4: make dioread_nolock the default
This fixes the direct I/O versus writeback race which can reveal stale
data, and it improves the tail latency of commits on slow devices.
Link: https://lore.kernel.org/r/20200125022254.1101588-1-tytso@mit.edu
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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