Re: [PATCH AUTOSEL 4.19 059/206] ext4: make dioread_nolock the default

2020-09-18 Thread Theodore Y. Ts'o
On Thu, Sep 17, 2020 at 07:58:59PM -0700, Eric Biggers wrote: > On Thu, Sep 17, 2020 at 10:05:35PM -0400, Sasha Levin wrote: > > From: Theodore Ts'o > > > > [ Upstream commit 244adf6426ee31a83f397b700d964cff12a247d3 ] > > > > This fixes the direct I/O versus writeback race which can reveal

Re: [PATCH AUTOSEL 4.19 059/206] ext4: make dioread_nolock the default

2020-09-17 Thread Eric Biggers
On Thu, Sep 17, 2020 at 10:05:35PM -0400, Sasha Levin wrote: > From: Theodore Ts'o > > [ Upstream commit 244adf6426ee31a83f397b700d964cff12a247d3 ] > > 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. >

[PATCH AUTOSEL 4.19 059/206] ext4: make dioread_nolock the default

2020-09-17 Thread Sasha Levin
From: Theodore Ts'o [ Upstream commit 244adf6426ee31a83f397b700d964cff12a247d3 ] 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-ty...@mit.edu