From: Christoph Hellwig <hch@infradead.org>
To: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 16/13] iomap: Make readpage synchronous
Date: Sat, 19 Sep 2020 07:43:08 +0100 [thread overview]
Message-ID: <20200919064308.GA16257@infradead.org> (raw)
In-Reply-To: <20200919063908.GH13501@infradead.org>
On Sat, Sep 19, 2020 at 07:39:08AM +0100, Christoph Hellwig wrote:
> I think just adding the completion and status to struct
> iomap_readpage_ctx would be a lot easier to follow, at the cost
> of bloating the structure a bit for the readahead case. If we
> are realy concerned about that, the completion could be directly
> on the iomap_readpage stack and we'd pass a pointer.
Anbother option would be to chain the bios and use submit_bio_wait.
That would take care of the completion and the status propagation
withour extra fields and extra code in iomap.
next prev parent reply other threads:[~2020-09-19 6:43 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-17 15:10 [PATCH 00/13] Allow readpage to return a locked page Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 01/13] mm: Add AOP_UPDATED_PAGE return value Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 22:03 ` Matthew Wilcox
2020-09-17 22:03 ` Matthew Wilcox
2020-09-17 22:03 ` Matthew Wilcox
2020-09-17 15:10 ` [PATCH 02/13] 9p: Tell the VFS that readpage was synchronous Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-18 5:59 ` [V9fs-developer] " Dominique Martinet
2020-09-18 5:59 ` Dominique Martinet
2020-09-18 5:59 ` Dominique Martinet
2020-09-18 11:19 ` Matthew Wilcox
2020-09-18 11:19 ` Matthew Wilcox
2020-09-18 11:19 ` Matthew Wilcox
2020-09-18 12:30 ` Dominique Martinet
2020-09-18 12:30 ` Dominique Martinet
2020-09-18 12:30 ` Dominique Martinet
2020-09-17 15:10 ` [PATCH 03/13] afs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 04/13] ceph: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 16:49 ` Jeff Layton
2020-09-17 16:49 ` Jeff Layton
2020-09-17 16:49 ` Jeff Layton
2020-09-17 15:10 ` [PATCH 05/13] cifs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 06/13] cramfs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 07/13] ecryptfs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 08/13] fuse: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 09/13] hostfs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 10/13] jffs2: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` [PATCH 11/13] ubifs: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 20:46 ` Richard Weinberger
2020-09-17 20:46 ` Richard Weinberger
2020-09-17 20:46 ` Richard Weinberger
2020-09-17 20:46 ` Richard Weinberger
2020-09-17 15:10 ` [PATCH 12/13] udf: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-24 9:00 ` Jan Kara
2020-09-24 9:00 ` Jan Kara
2020-09-24 9:00 ` Jan Kara
2020-09-17 15:10 ` [PATCH 13/13] vboxsf: " Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 15:10 ` Matthew Wilcox (Oracle)
2020-09-17 22:56 ` [PATCH 14/13] iomap: Inline iomap_iop_set_range_uptodate into its one caller Matthew Wilcox (Oracle)
2020-09-17 22:56 ` [PATCH 15/13] iomap: Inline iomap_read_finish " Matthew Wilcox (Oracle)
2020-09-19 6:31 ` Christoph Hellwig
2020-09-17 22:56 ` [PATCH 16/13] iomap: Make readpage synchronous Matthew Wilcox (Oracle)
2020-09-19 6:39 ` Christoph Hellwig
2020-09-19 6:43 ` Christoph Hellwig [this message]
2020-09-19 17:03 ` Matthew Wilcox
2020-09-19 17:10 ` Matthew Wilcox
2020-09-19 6:31 ` [PATCH 14/13] iomap: Inline iomap_iop_set_range_uptodate into its one caller Christoph Hellwig
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