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From: "Christian A. Ehrhardt" <lk@c--e.de>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, David Howells <dhowells@redhat.com>,
	Kees Cook <kees@kernel.org>, Petr Mladek <pmladek@suse.com>,
	David Gow <davidgow@google.com>
Subject: Re: [PATCH RESEND 3/3] lib: Fix length calculation in extract_kvec_to_sg
Date: Tue, 24 Mar 2026 20:47:01 +0100	[thread overview]
Message-ID: <acLqNWOLM6J7E9oP@cae.in-ulm.de> (raw)
In-Reply-To: <20260324121552.c6da9b39ce378d14ac7c2d53@linux-foundation.org>


Hi Andrew,

On Tue, Mar 24, 2026 at 12:15:52PM -0700, Andrew Morton wrote:
> On Mon, 23 Mar 2026 22:23:50 +0100 "Christian A. Ehrhardt" <lk@c--e.de> wrote:
> 
> > When extracting from a kvec to a scatterlist, do not
> > cross page boundaries. The required length is already
> > calculated but not used as intended.
> > 
> > The previous changes to the kunit_iov_iter.c demonstrate
> > that the patch is necessary.
> > 
> > Cc: David Howells <dhowells@redhat.com>
> > Cc: Andrew Morton <akpm@linux-foundation.org>
> > Cc: stable@vger.kernel.org # v6.5+
> 
> But 018584697533 was first released in 6.10?

No, it was first in 6.3:
| $ git log v6.3 | grep -A3 "commit 018584697533"
| commit 0185846975339a5c348373aa450a977f5242366b
| Author: David Howells <dhowells@redhat.com>
| Date:   Thu Oct 27 16:19:44 2022 +0100


> I'll remove the " v6.5+" - it isn't needed when we have the Fixes: hash.

Please don't. The patch will only apply without modification
for v6.5+ because the function was moved to a different file.
As the only stable kernels in that range are 6.1 and 6.6 the
v6.5+ should be sufficient?

> But please do check that 018584697533 was the correct target.

It is, see above.

I have an updated verion of the series almost ready that addresses
some of the AI review comments. Should I send an updated version or
incremental patches?

Best regards,
Christian

  reply	other threads:[~2026-03-24 19:47 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-23 21:23 [PATCH RESEND 0/3] Fix length calculation bug " Christian A. Ehrhardt
2026-03-23 21:23 ` [PATCH RESEND 1/3] lib: kunit_iov_iter: Improve error detection Christian A. Ehrhardt
2026-03-23 21:23 ` [PATCH RESEND 2/3] lib: kunit_iov_iter: Add tests for extract_iter_to_sg Christian A. Ehrhardt
2026-03-23 21:23 ` [PATCH RESEND 3/3] lib: Fix length calculation in extract_kvec_to_sg Christian A. Ehrhardt
2026-03-24 19:12   ` Andrew Morton
2026-03-24 19:39     ` Christian A. Ehrhardt
2026-03-24 19:15   ` Andrew Morton
2026-03-24 19:47     ` Christian A. Ehrhardt [this message]
2026-03-24 20:08       ` Andrew Morton
2026-03-24  0:03 ` [PATCH RESEND 0/3] Fix length calculation bug " Josh Law
2026-03-24 16:38   ` Josh Law

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