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Date:	Mon, 24 Jun 2013 10:37:57 +0000
From:	"Sidorov, Andrei" <>
To:	Namjae Jeon <>
CC:	Christoph Hellwig <>,
	Dave Chinner <>,
	Eric Sandeen <>,
	Andreas Dilger <>,
	"" <>,
	"" <>,
	"" <>,
	"" <>,
	"" <>,
	"" <>,
	Namjae Jeon <>
Subject: Re: [PATCH 0/3] ext4: introduce two new ioctls

On 24.06.2013 13:36, Namjae Jeon wrote:
> Currently, we can try implementing dave's suggesstion of introducing a
> new flag FALLOC_FL_COLLAPSE_RANGE for falloctae instead of individual
> ioctls for both XFS and EXT4. Thanks.


Currently PUNCH_HOLE requires KEEP_SIZE to be set as well. I think there
is no need to invent COLLAPSE_RANGE, but instead fallocate should
support PUNCH_HOLE without KEEP_SIZE. However I'm not sure that putting
block alignment restriction is a right way to go.

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