From: Mike Rapoport <rppt@kernel.org>
To: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Alexandra Winter <wintera@linux.ibm.com>,
Aswin Karuvally <aswin@linux.ibm.com>,
Christian Borntraeger <borntraeger@linux.ibm.com>,
Harald Freudenberger <freude@linux.ibm.com>,
Holger Dengler <dengler@linux.ibm.com>,
Jan Hoeppner <hoeppner@linux.ibm.com>,
Stefan Haberland <sth@linux.ibm.com>,
Sven Schnelle <svens@linux.ibm.com>,
linux-s390@vger.kernel.org
Subject: Re: [PATCH 0/6] s390/drivers: replace __get_free_pages() call with kmalloc()
Date: Fri, 29 May 2026 10:13:39 +0300 [thread overview]
Message-ID: <ahk8o1tsikPr8NG1@kernel.org> (raw)
In-Reply-To: <1d5ee7bd-b8f3-44f5-b3f4-52bb2bc7c79f-agordeev@linux.ibm.com>
On Fri, May 29, 2026 at 08:21:59AM +0200, Alexander Gordeev wrote:
> On Thu, May 28, 2026 at 06:16:28PM +0300, Mike Rapoport wrote:
> > > Did you use a particular tool/script to identify these locations?
> > > The immediat question would by why these sources only and not the
> > > others that also use the old functions?
> >
> > I used an LLM to identify "the most safe callers to convert" to being with.
> >
> > Since every call site requires a manual review of the surrounding code and
> > the actual usage, for the first round I limited the changes to allocations
> > that are temporary or staging buffers.
> >
> > With a less restrictive prompt I've got 57 patches to s390 (both arch/ and
> > drivers/), bu that's too much for me to chew in a single setting :)
>
> Thanks for the explanation!
>
> > If you are curious, overall changes (before the human review) are here:
> > https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git/log/?h=gfp-to-kmalloc/v0.2
>
> So you are planning to address all of those?
Yeah, that's the plan.
Slowly but steadily :)
--
Sincerely yours,
Mike.
prev parent reply other threads:[~2026-05-29 7:13 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-28 7:09 [PATCH 0/6] s390/drivers: replace __get_free_pages() call with kmalloc() Mike Rapoport (Microsoft)
2026-05-28 7:09 ` [PATCH 1/6] s390/con3270: replace __get_free_page() " Mike Rapoport (Microsoft)
2026-05-29 10:26 ` Heiko Carstens
2026-05-28 7:09 ` [PATCH 2/6] s390/dasd: replace get_zeroed_page() with kzalloc() Mike Rapoport (Microsoft)
2026-05-29 10:15 ` Heiko Carstens
2026-05-31 10:35 ` Mike Rapoport
2026-05-28 7:09 ` [PATCH 3/6] s390/hvc_iucv: " Mike Rapoport (Microsoft)
2026-05-29 10:26 ` Heiko Carstens
2026-05-28 7:09 ` [PATCH 4/6] s390/qeth: " Mike Rapoport (Microsoft)
2026-05-28 14:17 ` Alexandra Winter
2026-05-29 10:23 ` Heiko Carstens
2026-05-31 10:17 ` Mike Rapoport
2026-05-29 11:09 ` Heiko Carstens
2026-05-29 11:15 ` Vlastimil Babka (SUSE)
2026-05-28 7:09 ` [PATCH 5/6] s390/trng: replace __get_free_page() with kmalloc() Mike Rapoport (Microsoft)
2026-05-29 10:29 ` Heiko Carstens
2026-05-28 7:09 ` [PATCH 6/6] s390/zcrypt: replace get_zeroed_page() with kzalloc() Mike Rapoport (Microsoft)
2026-05-29 8:29 ` Harald Freudenberger
2026-05-29 10:28 ` Heiko Carstens
2026-05-28 14:48 ` [PATCH 0/6] s390/drivers: replace __get_free_pages() call with kmalloc() Alexander Gordeev
2026-05-28 15:16 ` Mike Rapoport
2026-05-29 6:21 ` Alexander Gordeev
2026-05-29 7:13 ` Mike Rapoport [this message]
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