From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Aristeu Rozanski <aris@ruivo.org>, linux-mm@kvack.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
Jason Gunthorpe <jgg@ziepe.ca>,
John Hubbard <jhubbard@nvidia.com>, Peter Xu <peterx@redhat.com>
Subject: Re: [PATCH v2 2/2] mm: gup: cleanup the gup_fast_*() call chain
Date: Mon, 17 Aug 2026 11:32:54 +0200 [thread overview]
Message-ID: <8ca92e46-07ec-4144-8583-5251cbb92da0@kernel.org> (raw)
In-Reply-To: <20260805035848.161794043@ruivo.org>
On 8/5/26 05:58, Aristeu Rozanski wrote:
> Refactor gup_fast functions so each step of the way returns the number of
> pages pinned. Because the previous step of the chain knows what the number
> it should be, less indicates an error. This way there's no need to pass *nr
> along.
>
> Suggested-by: David Hildenbrand <david@kernel.org>
> Link: https://lore.kernel.org/all/85e760cf-b994-40db-8d13-221feee55c60@redhat.com/T/#u
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: David Hildenbrand <david@kernel.org>
> Cc: Jason Gunthorpe <jgg@ziepe.ca>
> Cc: John Hubbard <jhubbard@nvidia.com>
> Cc: Peter Xu <peterx@redhat.com>
> Signed-off-by: Aristeu Rozanski <aris@ruivo.org>
Thanks!
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
--
Cheers,
David
prev parent reply other threads:[~2026-08-17 9:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-05 3:58 [PATCH v2 0/2] mm: gup: cleanup gup_fast call chain Aristeu Rozanski
2026-08-05 3:58 ` [PATCH v2 1/2] mm: gup: move pmd_protnone() into gup_fast_pmd_leaf() Aristeu Rozanski
2026-08-17 9:33 ` David Hildenbrand (Arm)
2026-08-05 3:58 ` [PATCH v2 2/2] mm: gup: cleanup the gup_fast_*() call chain Aristeu Rozanski
2026-08-17 9:32 ` David Hildenbrand (Arm) [this message]
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