linux-kernel - Re: [PATCH v2 0/6] Use Maple Trees for simple

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Date: Wed, 21 Feb 2024 09:41:17 +0100
From: Christian Brauner <brauner@...nel.org>
To: Liam.Howlett@...cle.com,
	Chuck Lever <cel@...nel.org>
Cc: Christian Brauner <brauner@...nel.org>,
	linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org,
	maple-tree@...ts.infradead.org,
	linux-mm@...ck.org,
	lkp@...el.com,
	viro@...iv.linux.org.uk,
	jack@...e.cz,
	hughd@...gle.com,
	akpm@...ux-foundation.org,
	oliver.sang@...el.com,
	feng.tang@...el.com
Subject: Re: [PATCH v2 0/6] Use Maple Trees for simple_offset utilities

On Sat, 17 Feb 2024 15:23:32 -0500, Chuck Lever wrote:
> In an effort to address slab fragmentation issues reported a few
> months ago, I've replaced the use of xarrays for the directory
> offset map in "simple" file systems (including tmpfs).
> 
> Thanks to Liam Howlett for helping me get this working with Maple
> Trees.
> 
> [...]

Applied to the vfs.misc branch of the vfs/vfs.git tree.
Patches in the vfs.misc branch should appear in linux-next soon.

Please report any outstanding bugs that were missed during review in a
new review to the original patch series allowing us to drop it.

It's encouraged to provide Acked-bys and Reviewed-bys even though the
patch has now been applied. If possible patch trailers will be updated.

Note that commit hashes shown below are subject to change due to rebase,
trailer updates or similar. If in doubt, please check the listed branch.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git
branch: vfs.misc

[1/6] libfs: Re-arrange locking in offset_iterate_dir()
      https://git.kernel.org/vfs/vfs/c/1a5996a67b26
[2/6] libfs: Define a minimum directory offset
      https://git.kernel.org/vfs/vfs/c/1fef81c35969
[3/6] libfs: Add simple_offset_empty()
      https://git.kernel.org/vfs/vfs/c/59ec43c537e5
[4/6] maple_tree: Add mtree_alloc_cyclic()
      https://git.kernel.org/vfs/vfs/c/9bb457ea15ad
[5/6] test_maple_tree: testing the cyclic allocation
      https://git.kernel.org/vfs/vfs/c/20237d2c3eed
[6/6] libfs: Convert simple directory offsets to use a Maple Tree
      https://git.kernel.org/vfs/vfs/c/624e104353a3