linux-kernel - Re: [PATCH 0/3] enumarated refcounts, for debugging refcount issues

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

Message-ID: <202504201808.3064FFB55E@keescook>
Date: Sun, 20 Apr 2025 18:08:41 -0700
From: Kees Cook <kees@...nel.org>
To: Kent Overstreet <kent.overstreet@...ux.dev>
Cc: linux-bcachefs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-hardening@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] enumarated refcounts, for debugging refcount issues

On Sun, Apr 20, 2025 at 11:59:13AM -0400, Kent Overstreet wrote:
> Not sure we have a list for library code, but this might be of interest
> to anyone who's had to debug refcount issues on refs with lots of users
> (filesystem people), and I know the hardening folks deal with refcounts
> a lot.

Why not use refcount_t instead of atomic_t?

-- 
Kees Cook