[PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Shin'ichiro Kawasaki <hidden> · 2021-11-09
[PATCH 1/2] block: Hold invalidate_lock in BLKDISCARD ioctl · Shin'ichiro Kawasaki <hidden> · 2021-11-09
Re: [PATCH 1/2] block: Hold invalidate_lock in BLKDISCARD ioctl · Jan Kara <jack@suse.cz> · 2021-11-09
[PATCH 2/2] block: Hold invalidate_lock in BLKZEROOUT ioctl · Shin'ichiro Kawasaki <hidden> · 2021-11-09
Re: [PATCH 2/2] block: Hold invalidate_lock in BLKZEROOUT ioctl · Jan Kara <jack@suse.cz> · 2021-11-09
Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Ming Lei <hidden> · 2021-11-09
Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Jan Kara <jack@suse.cz> · 2021-11-09
Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Shinichiro Kawasaki <hidden> · 2021-11-09
Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Jens Axboe <axboe@kernel.dk> · 2021-11-09
Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Shinichiro Kawasaki <hidden> · 2021-11-10
Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Jens Axboe <axboe@kernel.dk> · 2021-11-09
Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Chaitanya Kulkarni <hidden> · 2021-11-10
Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl · Damien Le Moal <hidden> · 2021-11-10

Re: [PATCH 0/2] block: Fix stale page cache of discard or zero out ioctl

From: Chaitanya Kulkarni <hidden>
Date: 2021-11-10 06:37:44

Shinichiro,

On 11/9/2021 2:47 AM, Shin'ichiro Kawasaki wrote:

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When BLKDISCARD or BLKZEROOUT ioctl race with data read, stale page cache is
left. This patch series have two fox patches for the stale page cache. Same
fix approach was used as blkdev_fallocate() [1].

[1] https://marc.info/?l=linux-block&m=163236463716836

Thanks for the fixes, do we have blktest to validate this fix ?

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