linux-kernel - Re: [PATCH 05/11] sysfs: sysfs_chmod

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Date:	Mon, 23 Jun 2008 23:42:35 +0200
From:	Daniel Lezcano <dlezcano@...ibm.com>
To:	Tejun Heo <htejun@...il.com>
CC:	Benjamin Thery <benjamin.thery@...l.net>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Eric Biederman <ebiederm@...ssion.com>,
	Serge Hallyn <serue@...ibm.com>, linux-kernel@...r.kernel.org,
	Al Viro <viro@....linux.org.uk>,
	Linux Containers <containers@...ts.osdl.org>
Subject: Re: [PATCH 05/11] sysfs: sysfs_chmod_file handle multiple superblocks

Tejun Heo wrote:
> Hello, guys.  Sorry about the long silence.  Recent releases of
> popular distros overwhelmed me with ata bugs.  They now seem to be
> under control (and hopefully stay that way for some time to come).
> 
> On the previous iteration, I was hoping I could sort out sysfs
> interface problem before this patchset but given that this is a long
> overdue feature, I think we should get this thing working first.
> 
> The first four patches looked good to me, so feel free to add
> Acked-by: Tejun Heo <tj@...nel.org>
> 
> Benjamin Thery Wrote:
>> sysfs: sysfs_chmod_file handle multiple superblocks
>>
>> Teach sysfs_chmod_file how to handle multiple sysfs
>> superblocks.
> 
> I think it would be great if sysfs_chmod_file can do all-or-nothing
> instead of failing half way through but given the interface of
> notify_change(), it could be difficult to implement.  Any ideas?

Is it acceptable to queue the notifications in a list until we are in 
the loop and loop again to notify when exiting the first loop without 
error ?
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