linux-kernel - Re: [PATCH 0/2] two nits for path lookup

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20250417-biomedizin-fragen-19b1c3871f13@brauner>
Date: Thu, 17 Apr 2025 11:04:15 +0200
From: Christian Brauner <brauner@...nel.org>
To: Mateusz Guzik <mjguzik@...il.com>
Cc: Christian Brauner <brauner@...nel.org>,
	torvalds@...ux-foundation.org,
	viro@...iv.linux.org.uk,
	jack@...e.cz,
	linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 0/2] two nits for path lookup

On Thu, 17 Apr 2025 00:16:24 +0200, Mateusz Guzik wrote:
> since path looku is being looked at, two extra nits from me:
> 
> 1. some trivial jump avoidance in inode_permission()
> 
> 2. but more importantly avoiding a memory access which is most likely a
> cache miss when descending into devcgroup_inode_permission()
> 
> [...]

Applied to the vfs-6.16.misc branch of the vfs/vfs.git tree.
Patches in the vfs-6.16.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-6.16.misc

[1/2] fs: touch up predicts in inode_permission()
      https://git.kernel.org/vfs/vfs/c/305a4329d07c
[2/2] device_cgroup: avoid access to ->i_rdev in the common case in devcgroup_inode_permission()
      https://git.kernel.org/vfs/vfs/c/328ba0291442