linux-kernel - Re: [PATCH v3 2/2] vfs: avoid duplicating creds in faccessat if possible

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Date:   Thu, 2 Mar 2023 18:43:39 +0000
From:   Al Viro <viro@...iv.linux.org.uk>
To:     Mateusz Guzik <mjguzik@...il.com>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Christian Brauner <brauner@...nel.org>, serge@...lyn.com,
        paul@...l-moore.com, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-security-module@...r.kernel.org
Subject: Re: [PATCH v3 2/2] vfs: avoid duplicating creds in faccessat if
 possible

On Thu, Mar 02, 2023 at 07:22:17PM +0100, Mateusz Guzik wrote:

> Ops, I meant "names_cache", here:
> 	names_cachep = kmem_cache_create_usercopy("names_cache", PATH_MAX, 0,
> 			SLAB_HWCACHE_ALIGN|SLAB_PANIC, 0, PATH_MAX, NULL);
> 
> it is fs/dcache.c and I brainfarted into the above.

So you mean __getname() stuff?