Re: start removing writepage instances

To: "Ritesh Harjani (IBM)" <ritesh.list@xxxxxxxxx>
Subject: Re: start removing writepage instances
From: David Howells <dhowells@xxxxxxxxxx>
Date: Thu, 17 Nov 2022 21:41:20 +0000
Cc: dhowells@xxxxxxxxxx, Christoph Hellwig <hch@xxxxxx>, Namjae Jeon <linkinjeon@xxxxxxxxxx>, Sungjong Seo <sj1557.seo@xxxxxxxxxxx>, Jan Kara <jack@xxxxxxxx>, OGAWA Hirofumi <hirofumi@xxxxxxxxxxxxxxxxxx>, Mikulas Patocka <mikulas@xxxxxxxxxxxxxxxxxxxxxxxx>, Dave Kleikamp <shaggy@xxxxxxxxxx>, Bob Copeland <me@xxxxxxxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, linux-ext4@xxxxxxxxxxxxxxx, jfs-discussion@xxxxxxxxxxxxxxxxxxxxx, linux-karma-devel@xxxxxxxxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx
In-reply-to: <20221116183900.yzpcymelnnwppoh7@riteshh-domain>
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References: <20221116183900.yzpcymelnnwppoh7@riteshh-domain> <20221113162902.883850-1-hch@lst.de>

Also ->writepage() is called with the page already locked, which is a problem
if you need to write out a number of surrounding pages with it.

David

References:
- Re: start removing writepage instances
  - From: Ritesh Harjani (IBM)
- start removing writepage instances
  - From: Christoph Hellwig