From: Dave Chinner <david@fromorbit.com>
To: Qu Wenruo <quwenruo@cn.fujitsu.com>
Cc: linux-btrfs@vger.kernel.org, fstests@vger.kernel.org,
fdmanana@gmail.com, mfasheh@suse.de
Subject: Re: [PATCH v6 1/6] fstests: common: Introduce _post_mount_hook for btrfs
Date: Thu, 15 Sep 2016 14:24:04 +1000 [thread overview]
Message-ID: <20160915042404.GS22388@dastard> (raw)
In-Reply-To: <20160914015527.10274-2-quwenruo@cn.fujitsu.com>
On Wed, Sep 14, 2016 at 09:55:22AM +0800, Qu Wenruo wrote:
> Introduce _post_mount_hook(), which will be executed after mounting
> scratch/test.
>
> It's quite useful for fs(OK, only btrfs yet, again) which needs to
> use ioctl other than mount option to enable some of its feature.
Just implement a _btrfs_mount() function (similar to
_overlay_mount()) to do btrfs specific things at mount time.
> Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
> ---
> common/rc | 23 +++++++++++++++++++++++
> 1 file changed, 23 insertions(+)
>
> diff --git a/common/rc b/common/rc
> index 23c007a..631397f 100644
> --- a/common/rc
> +++ b/common/rc
> @@ -321,6 +321,27 @@ _overlay_scratch_unmount()
> $UMOUNT_PROG $SCRATCH_MNT
> }
>
> +_run_btrfs_post_mount_hook()
> +{
> + mnt_point=$1
> + for n in $ALWAYS_ENABLE_BTRFS_FEATURE; do
What's this magic, undefined, undocumented variable?
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
next prev parent reply other threads:[~2016-09-15 4:24 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-14 1:55 [PATCH v6 0/6] Btrfs in-band de-duplication test cases Qu Wenruo
2016-09-14 1:55 ` [PATCH v6 1/6] fstests: common: Introduce _post_mount_hook for btrfs Qu Wenruo
2016-09-15 4:24 ` Dave Chinner [this message]
2016-09-19 4:08 ` Qu Wenruo
2016-09-14 1:55 ` [PATCH v6 2/6] fstests: common: rename _require_btrfs to _require_btrfs_subcommand Qu Wenruo
2016-09-14 1:55 ` [PATCH v6 3/6] fstests: Add btrfs dedupe post mount hook Qu Wenruo
2016-09-14 1:55 ` [PATCH v6 4/6] fstests: btrfs: Add basic test for btrfs in-band de-duplication Qu Wenruo
2016-09-14 1:55 ` [PATCH v6 5/6] fstests: btrfs: Add testcase for btrfs dedupe and metadata balance race test Qu Wenruo
2016-09-14 1:55 ` [PATCH v6 6/6] fstests: btrfs: Test inband dedupe with data balance Qu Wenruo
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