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Date:   Thu, 14 Feb 2019 16:04:48 -0500
From:   "Theodore Y. Ts'o" <>
To:     "Darrick J. Wong" <>
CC:     linux-ext4 <>
Subject: Re: [PATCH] libext2fs: revert "try to always use PUNCH_HOLE for

On Mon, Jan 14, 2019 at 03:37:08PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong <>
> Revert bcca9876a3428c10417c660b78933e6e70e8a5f5, because
> fallocate(PUNCH_HOLE) on block devices was changed to use zeroout
> instead of discard shortly after block device fallocate was merged.
> zeroout isn't necessarily a "drop storage" operation like discard is,
> so we prefer to use that on block devices.
> Signed-off-by: Darrick J. Wong <>

Thanks, applied.

					- Ted

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