Re: [PATCH AUTOSEL 5.4 105/330] ext4: make dioread_nolock the default

Ritesh Harjani
2020-09-18T14:05:32Z

Hello Sasha,

On 9/18/20 7:27 AM, Sasha Levin wrote:
> From: Theodore Ts'o <tytso@mit.edu>
>
> [ 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-tytso@mit.edu
> Signed-off-by: Theodore Ts'o <tytso@mit.edu>
> Signed-off-by: Sasha Levin <sashal@kernel.org>

I see that the subjected patch is being taken into many different stable
trees. I remember there was a fixes patch on top of this[1].
Below thread[1] has more details. Just wanted to point this one out.
Please ignore if already taken.

[1]: https://www.spinics.net/lists/linux-ext4/msg72219.html

-ritesh