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From: Jesper Nilsson <Jesper.Nilsson@axis.com>
To: Greg KH <gregkh@suse.de>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	David Miller <davem@davemloft.net>,
	"tj@kernel.org" <tj@kernel.org>,
	"stern@rowland.harvard.edu" <stern@rowland.harvard.edu>,
	"jens.axboe@oracle.com" <jens.axboe@oracle.com>,
	"hinko.kocevar@cetrtapot.si" <hinko.kocevar@cetrtapot.si>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: lib/klist.c: bit 0 in pointer can't be used as flag
Date: Wed, 14 Jan 2009 11:25:00 +0100	[thread overview]
Message-ID: <20090114102500.GG19262@axis.com> (raw)
In-Reply-To: <20090113235914.GA20727@suse.de>

On Wed, Jan 14, 2009 at 12:59:14AM +0100, Greg KH wrote:
> So, is this change still needed for klists?  I'm guessing so as they
> could be in statically allocated objects, right?

Like I said in another email, we can get away with just making
the struct klist aligned to 4 bytes (or 2 would probably suffice).
It would be a less intrusive patch.

> Here's yet another reason to never statically allocate a kobject...
> 
> thanks,
> 
> greg k-h

/^JN - Jesper Nilsson
-- 
               Jesper Nilsson -- jesper.nilsson@axis.com

  reply	other threads:[~2009-01-14 10:25 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-13 15:14 lib/klist.c: bit 0 in pointer can't be used as flag Jesper Nilsson
2009-01-13 21:10 ` David Miller
2009-01-13 22:12   ` Jesper Nilsson
2009-01-13 22:40     ` KOSAKI Motohiro
2009-01-13 22:45       ` David Miller
2009-01-13 23:11         ` Bastien ROUCARIES
2009-01-14 10:19           ` Jesper Nilsson
2009-01-14 10:21             ` David Miller
2009-01-14 10:36               ` Jesper Nilsson
2009-01-14 10:45                 ` David Miller
2009-01-14 11:02                   ` Jesper Nilsson
2009-01-14 15:12                   ` Jesper Nilsson
2009-01-14 18:17                     ` Greg KH
2009-01-14 21:53                       ` Jesper Nilsson
2009-01-13 23:54         ` KOSAKI Motohiro
2009-01-13 23:59           ` Greg KH
2009-01-14 10:25             ` Jesper Nilsson [this message]
2009-01-14  0:33         ` Hugh Dickins
2009-01-14 10:18         ` Jesper Nilsson
2009-01-13 22:42     ` David Miller

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