linux-kernel - Re: [PATCH 1/6] sysfs: implement sysfs flags and SYSFS_FLAG

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Date:	Wed, 30 May 2007 22:46:13 +0900
From:	Tejun Heo <htejun@...il.com>
To:	Cornelia Huck <cornelia.huck@...ibm.com>
CC:	gregkh@...e.de, dmitry.torokhov@...il.com, oneukum@...e.de,
	rpurdie@...ys.net, stern@...land.harvard.edu, maneesh@...ibm.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/6] sysfs: implement sysfs flags and SYSFS_FLAG_REMOVED

Cornelia Huck wrote:
> On Tue, 29 May 2007 01:36:26 +0900,
> Tejun Heo <htejun@...il.com> wrote:
> 
>> Rename sysfs_dirent->s_type to s_flags, pack type into lower eight
>> bits and use the rest for flags.  sysfs_type() can used to access the
>> type.  This patch also implements SYSFS_FLAG_REMOVED which is used to
>> improve sanity check in sysfs_deactivate().  The flag will also be
>> used to make directory entries reclamiable.
>>
>> Signed-off-by: Tejun Heo <htejun@...il.com>
>> ---
>>  fs/sysfs/dir.c        |   37 +++++++++++++++++++++++--------------
>>  fs/sysfs/inode.c      |    5 +++--
>>  fs/sysfs/mount.c      |    2 +-
>>  fs/sysfs/sysfs.h      |    7 ++++++-
>>  include/linux/sysfs.h |    4 ++++
>>  5 files changed, 37 insertions(+), 18 deletions(-)
> 
> This seems sane, but I'd split this into two patches: One introducing
> sysfs_type(), and one adding SYSFS_FLAG_REMOVED.

Yeap, I would too.  :-)  I'll split them up on next posting.

-- 
tejun
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