From: Jarkko Sakkinen <jarkko@kernel.org>
To: David Howells <dhowells@redhat.com>
Cc: keyrings@vger.kernel.org,
Linus Torvalds <torvalds@linux-foundation.org>,
Paul Moore <paul@paul-moore.com>,
James Morris <jmorris@namei.org>,
"Serge E. Hallyn" <serge@hallyn.com>,
open list <linux-kernel@vger.kernel.org>,
"open list:SECURITY SUBSYSTEM"
<linux-security-module@vger.kernel.org>
Subject: Re: [RFC PATCH 5/6] KEYS: Replace assoc_array with struct keyring_index
Date: Sat, 17 Oct 2026 01:27:36 +0300 [thread overview]
Message-ID: <atKk2IZxEQh3AEtP@kernel.org> (raw)
In-Reply-To: <20261016215326.4110064-6-jarkko@kernel.org>
On Sat, Oct 17, 2026 at 12:53:03AM +0300, Jarkko Sakkinen wrote:
> -/*
> - * Finish unlinking a key from to a keyring.
> - */
> -static void __key_unlink_end(struct key *keyring,
> - struct key *key,
> - struct assoc_array_edit *edit)
> - __releases(&keyring->sem)
> -{
> - if (edit)
> - assoc_array_cancel_edit(edit);
> - up_write(&keyring->sem);
> -}
> -
This is the part that I'm particularly happy about because it would be
nice if teardown type of operations would not allocate new resources.
And it is also incompatible with OOM handler expectations, if not
formal, at least intuitive.
Br, Jarkko
next prev parent reply other threads:[~2026-10-16 22:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-16 21:52 [RFC PATCH 0/6] KEYS: From assoc_array to rhashtable migration Jarkko Sakkinen
2026-10-16 21:52 ` [RFC PATCH 1/6] keys: prevent quota overflow and widen quotalen and datalen to 32 bits Jarkko Sakkinen
2026-10-17 5:28 ` Eric Biggers
2026-10-16 21:53 ` [RFC PATCH 2/6] keys: reclaim link quota during keyring garbage collection Jarkko Sakkinen
2026-10-17 5:42 ` Eric Biggers
2026-10-16 21:53 ` [RFC PATCH 3/6] keys: verify key identity on unlink and move Jarkko Sakkinen
2026-10-16 21:53 ` [RFC PATCH 4/6] keys: Add keyring_is_empty() for {fs,dm}-verity Jarkko Sakkinen
2026-10-16 21:53 ` [RFC PATCH 5/6] KEYS: Replace assoc_array with struct keyring_index Jarkko Sakkinen
2026-10-16 22:27 ` Jarkko Sakkinen [this message]
2026-10-16 21:53 ` [RFC PATCH 6/6] lib: Remove unused assoc_array Jarkko Sakkinen
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