From: David Hildenbrand <david@redhat.com>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>,
linux-fsdevel@vger.kernel.org,
Christian Brauner <brauner@kernel.org>
Cc: Hugh Dickins <hughd@google.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org
Subject: Re: [PATCH 10/10] mm: Use folio_next_pos()
Date: Mon, 27 Oct 2025 16:43:59 +0100 [thread overview]
Message-ID: <608c8166-b6c4-4187-abc4-9e1f0d31f107@redhat.com> (raw)
In-Reply-To: <20251024170822.1427218-11-willy@infradead.org>
On 24.10.25 19:08, Matthew Wilcox (Oracle) wrote:
> This is one instruction more efficient than open-coding folio_pos() +
> folio_size(). It's the equivalent of (x + y) << z rather than
> x << z + y << z.
>
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
> Cc: Hugh Dickins <hughd@google.com>
> Cc: Baolin Wang <baolin.wang@linux.alibaba.com>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: linux-mm@kvack.org
> ---
Reviewed-by: David Hildenbrand <david@redhat.com>
--
Cheers
David / dhildenb
next prev parent reply other threads:[~2025-10-27 15:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20251024170822.1427218-1-willy@infradead.org>
2025-10-24 17:08 ` Matthew Wilcox (Oracle)
2025-10-27 7:54 ` Christoph Hellwig
2025-10-27 15:43 ` David Hildenbrand [this message]
2025-11-08 5:00 ` Matthew Wilcox
2025-11-11 9:59 ` Christian Brauner
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