ext4: make dioread_nolock the default

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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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Theodore Ts'o 2020-01-23 12:23:17 -05:00

parent 4068664e3c

commit 244adf6426

1 changed files with 4 additions and 3 deletions

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7

fs/ext4/super.c

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