Re: [PATCH -next v5 22/32] ext4: add EXT4_STATE_DISKSIZE_GROW_PENDING state bit and helpers

[sashiko-bot@kernel.org]

> From: Zhang Yi <yi.zhang@huawei.com>
> 
> Inodes using the iomap buffered I/O path do not use data=ordered
> mode, so the zeroed EOF block that straddles i_disksize needs explicit
> tracking to ensure it is written back before i_disksize is advanced.
> 
> Add the EXT4_STATE_DISKSIZE_GROW_PENDING inode state bit and three
> helpers: ext4_iomap_clear_disksize_pending() to atomically clear the
> bit and wake waiters, ext4_iomap_wait_disksize_pending() to block until
> the bit is cleared, and ext4_iomap_get_disksize_pending_range() to
> compute the pending range from i_disksize.
> 
> These will be used by subsequent patches to serialize i_disksize
> updates with the writeback of the zeroed EOF block.
> 
> Suggested-by: Jan Kara <jack@suse.cz>
> Signed-off-by: Zhang Yi <yi.zhang@huawei.com>

Sashiko has reviewed this patch and found no issues. It looks great!

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Sashiko AI review · https://sashiko.dev/#/patchset/20260814093331.1703882-1-yi.zhang@huaweicloud.com?part=22