From: Christoph Hellwig <hch@infradead.org>
To: Chao Yu <yuchao0@huawei.com>
Cc: hch@infradead.org, darrick.wong@oracle.com,
linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
andreas.gruenbacher@gmail.com, gaoxiang25@huawei.com,
chao@kernel.org
Subject: Re: [RFC PATCH] iomap: generalize IOMAP_INLINE to cover tail-packing case
Date: Mon, 8 Jul 2019 09:03:46 -0700 [thread overview]
Message-ID: <20190708160346.GA17715@infradead.org> (raw)
In-Reply-To: <20190703075502.79782-1-yuchao0@huawei.com>
On Wed, Jul 03, 2019 at 03:55:02PM +0800, Chao Yu wrote:
> Some filesystems like erofs/reiserfs have the ability to pack tail
> data into metadata, e.g.:
> IOMAP_MAPPED [0, 8192]
> IOMAP_INLINE [8192, 8200]
>
> However current IOMAP_INLINE type has assumption that:
> - inline data should be locating at page #0.
> - inline size should equal to .i_size
> Those restriction fail to convert to use iomap IOMAP_INLINE in erofs,
> so this patch tries to relieve above limits to make IOMAP_INLINE more
> generic to cover tail-packing case.
>
> Signed-off-by: Chao Yu <yuchao0@huawei.com>
This looks good to me, but I'd also like to see a review and gfs2
testing from Andreas.
next prev parent reply other threads:[~2019-07-08 16:03 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-03 7:55 [RFC PATCH] iomap: generalize IOMAP_INLINE to cover tail-packing case Chao Yu
2019-07-08 2:12 ` Chao Yu
2019-07-08 16:03 ` Christoph Hellwig [this message]
2019-07-09 13:52 ` Chao Yu
2019-07-09 23:32 ` Andreas Grünbacher
2019-07-10 10:30 ` Chao Yu
2019-07-10 21:50 ` Andreas Grünbacher
2019-07-10 23:42 ` Gao Xiang
2019-07-11 13:06 ` Matthew Wilcox
2019-07-11 13:54 ` Gao Xiang
2019-07-11 14:15 ` Chao Yu
2019-07-11 12:28 ` Andreas Gruenbacher
2019-07-12 9:31 ` Chao Yu
2019-07-12 11:54 ` Andreas Gruenbacher
2019-07-15 9:26 ` Chao Yu
2019-07-17 2:58 ` Chao Yu
2019-07-18 12:33 ` Christoph Hellwig
2019-07-18 12:31 ` Christoph Hellwig
2019-07-18 13:27 ` Gao Xiang
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