linux-ext4 - Re: [PATCH 7/7] iomap: Return the folio from iomap_write

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Message-ID: <20240529052557.GC15312@lst.de>
Date: Wed, 29 May 2024 07:25:57 +0200
From: Christoph Hellwig <hch@....de>
To: "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc: Christoph Hellwig <hch@....de>, linux-fsdevel@...r.kernel.org,
	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 7/7] iomap: Return the folio from iomap_write_begin()

On Tue, May 28, 2024 at 05:48:28PM +0100, Matthew Wilcox (Oracle) wrote:
> Use an ERR_PTR to return any error that may have occurred, otherwise
> return the folio directly instead of returning it by reference.  This
> mirrors changes which are going into the filemap ->write_begin callbacks.

Besides the mechanical errors pointed out by Dave I really like the
new calling convention.