Hello:
This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <[email protected]>:
On Wed, 27 May 2026 20:06:28 +0800 you wrote:
> A partial atomic write reserves a block in the COW inode before reading the
> original data page for the untouched bytes in that page.
>
> If that read fails, write_begin returns an error but leaves the COW inode
> entry as NEW_ADDR. A retry of the same partial write then finds the COW
> entry, treats it as existing COW data, and f2fs_write_begin() zeroes the
> whole folio because blkaddr is NEW_ADDR.
>
> [...]
Here is the summary with links:
- [f2fs-dev] f2fs: keep atomic write retry from zeroing original data
https://git.kernel.org/jaegeuk/f2fs/c/b5d5ab1ebe69
You are awesome, thank you!
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