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>
parent
4068664e
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