linux-kernel - Re: [PATCH 4/8] ceph: drop usage of page

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Date: Thu, 18 Apr 2024 02:30:22 +0100
From: Matthew Wilcox <willy@...radead.org>
To: Xiubo Li <xiubli@...hat.com>
Cc: Kairui Song <kasong@...cent.com>, linux-mm@...ck.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Huang, Ying" <ying.huang@...el.com>, Chris Li <chrisl@...nel.org>,
	Barry Song <v-songbaohua@...o.com>,
	Ryan Roberts <ryan.roberts@....com>, Neil Brown <neilb@...e.de>,
	Minchan Kim <minchan@...nel.org>, Hugh Dickins <hughd@...gle.com>,
	David Hildenbrand <david@...hat.com>,
	Yosry Ahmed <yosryahmed@...gle.com>, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, Ilya Dryomov <idryomov@...il.com>,
	Jeff Layton <jlayton@...nel.org>, ceph-devel@...r.kernel.org
Subject: Re: [PATCH 4/8] ceph: drop usage of page_index

On Thu, Apr 18, 2024 at 08:28:22AM +0800, Xiubo Li wrote:
> Thanks for you patch and will it be doable to switch to folio_index()
> instead ?

No.  Just use folio->index.  You only need folio_index() if the folio
might belong to the swapcache instead of a file.