linux-kernel - Re: [PATCHSET 2.6.22-rc2-mm1 REVIEW] sysfs: make directory dentries/inodes reclaimable

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Message-ID: <20070530125351.2002a316@gondolin.boeblingen.de.ibm.com>
Date:	Wed, 30 May 2007 12:53:51 +0200
From:	Cornelia Huck <cornelia.huck@...ibm.com>
To:	Tejun Heo <htejun@...il.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: [PATCHSET 2.6.22-rc2-mm1 REVIEW] sysfs: make directory
 dentries/inodes reclaimable

On Tue, 29 May 2007 01:36:26 +0900,
Tejun Heo <htejun@...il.com> wrote:

> Please review, test, scream... :-)

Kernel seems a bit unhappy:

BUG: sleeping function called from invalid context at
include/asm/uaccess.h:234 in_atomic():1, irqs_disabled():0
00000000018b8d80 0000000000000002 0000000000000000 00000000030c3d68 
       00000000030c3ce0 00000000003aa006 00000000003aa006 0000000000015528
       0000000000000000 000003ffffb15750 00000000018b8d80 0000000000000000
       000000000046de20 0000000000000000 00000000030c3d30 ffffffff0000000e
       0000000000333fb0 0000000000015572 00000000030c3cc8 00000000030c3d10
Call Trace:
([<00000000000154bc>] show_trace+0xbc/0xd0)
 [<0000000000031a6e>] __might_sleep+0xfe/0x158
 [<00000000000b6836>] filldir+0xf6/0x198
 [<0000000000103a82>] sysfs_readdir+0x10a/0x228
 [<00000000000b6220>] vfs_readdir+0xb8/0xd8
 [<00000000000b63e8>] sys_getdents+0x60/0xdc
 [<00000000000222c0>] sysc_noemu+0x10/0x16
 [<00000200000de78e>] 0x200000de78e

But at least it comes up :)

(Will take a look at the patches now)
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