Re: [PATCH v3 11/18] ext4: Tell the VFS that readpage was synchronous

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To: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: Re: [PATCH v3 11/18] ext4: Tell the VFS that readpage was synchronous
From: "Theodore Y. Ts'o" <tytso@xxxxxxx>
Date: Sun, 18 Oct 2020 10:24:46 -0400
Cc: linux-fsdevel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, Andreas Dilger <adilger.kernel@xxxxxxxxx>, linux-ext4@xxxxxxxxxxxxxxx
In-reply-to: <20201016160443.18685-12-willy@infradead.org>

On Fri, Oct 16, 2020 at 05:04:36PM +0100, Matthew Wilcox (Oracle) wrote:
> The ext4 inline data readpage implementation was already synchronous,
> so use AOP_UPDATED_PAGE to avoid cycling the page lock.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>

Acked-by: Theodore Ts'o <tytso@xxxxxxx>

References:
- [PATCH v3 00/18] Allow readpage to return a locked page
  - From: Matthew Wilcox (Oracle)
- [PATCH v3 11/18] ext4: Tell the VFS that readpage was synchronous
  - From: Matthew Wilcox (Oracle)

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