linux-kernel - BUG: using smp_processor

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Message-ID: <1274767062.2106.6.camel@localhost>
Date:	Tue, 25 May 2010 08:57:42 +0300
From:	Artem Bityutskiy <dedekind1@...il.com>
To:	Dmitry Monakhov <dmonakhov@...nvz.org>
Cc:	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: BUG: using smp_processor_id() in preemptible

Hi,

I get tons of these debugging complaints with the latest Linus' tree:

BUG: using smp_processor_id() in preemptible [00000000] code: sync/2503
caller is dqstats_inc+0x19/0x2c
Pid: 2503, comm: sync Tainted: G      D     2.6.34-misc-2.6 #9
Call Trace:
 [<ffffffff811ad1a2>] debug_smp_processor_id+0xc2/0xdc
 [<ffffffff81134c7e>] dqstats_inc+0x19/0x2c
 [<ffffffff8113786e>] vfs_quota_sync+0x1bd/0x2a5
 [<ffffffff8111252b>] ? sync_one_sb+0x0/0x1d
 [<ffffffff811124e7>] __sync_filesystem+0x3a/0x7e
 [<ffffffff81112546>] sync_one_sb+0x1b/0x1d
 [<ffffffff810f4d70>] iterate_supers+0x6d/0xb2
 [<ffffffff81112477>] sync_filesystems+0x1b/0x1d
 [<ffffffff81112564>] sys_sync+0x1c/0x2e
 [<ffffffff81002a6b>] system_call_fastpath+0x16/0x1b

and git blame points to you.

-- 
Best Regards,
Artem Bityutskiy (Артём Битюцкий)

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