Hello:
This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@xxxxxxxxxx>:
On Thu, 2 Feb 2023 17:02:39 -0800 you wrote:
> From: Eric Biggers <ebiggers@xxxxxxxxxx>
>
> When writing a page from an encrypted file that is using
> filesystem-layer encryption (not inline encryption), f2fs encrypts the
> pagecache page into a bounce page, then writes the bounce page.
>
> It also passes the bounce page to wbc_account_cgroup_owner(). That's
> incorrect, because the bounce page is a newly allocated temporary page
> that doesn't have the memory cgroup of the original pagecache page.
> This makes wbc_account_cgroup_owner() not account the I/O to the owner
> of the pagecache page as it should.
>
> [...]
Here is the summary with links:
- [f2fs-dev] f2fs: fix cgroup writeback accounting with fs-layer encryption
https://git.kernel.org/jaegeuk/f2fs/c/844545c51a5b
You are awesome, thank you!
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