From: gshan <gshan@alcatel-lucent.com>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: bugs in __schedule()
Date: Tue, 26 Jun 2007 16:18:28 +0800 [thread overview]
Message-ID: <4680CBD4.2040702@alcatel-lucent.com> (raw)
In-Reply-To: <b6fcc0a0706260114o59b489a7o7dd7e4ce2e621852@mail.gmail.com>
The code is written by myself. 2 questions:
1) tasklet couldn't sleep?
2) It is because the tasklet take a semaphore?
Thanks,
Gavin
Alexey Dobriyan wrote:
> On 6/26/07, gshan <gshan@alcatel-lucent.com> wrote:
>> Anybody has suggestions on this crash?
>
> talk to whoever supplied the following into your kernel:
>
>> [c02dc4dc] __schedule+0x654/0x788
>> [c02dc6f4] schedule+0x4c/0xe4
>> [c02dbe24] __compat_down+0xc8/0x12c
>> [c0226b60] mv_sw_read_reg+0x178/0x17c
>
> this
>
>> [c02296fc] mvSwIntrTasklet+0x128/0x744
>
> and this.
>
>> [c0020afc] tasklet_action+0x7c/0xec
>> [c00204f4] ___do_softirq+0x80/0x11c
>> [c00205cc] __do_softirq+0x3c/0x6c
>> [c00206a4] do_softirq+0x60/0x68
>> [c00207a8] irq_exit+0x6c/0x94
>> [c0005e1c] do_IRQ+0x88/0xa4
>> [c0004b70] ret_from_except+0x0/0x18
>> [c000680c] __delay+0xc/0x14
>> [c0226598] mv_sw_read_smi_reg+0x84/0x1ac
next prev parent reply other threads:[~2007-06-26 8:18 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-26 7:57 bugs in __schedule() gshan
2007-06-26 8:14 ` Alexey Dobriyan
2007-06-26 8:18 ` gshan [this message]
2007-06-26 8:18 ` Satyam Sharma
2007-06-26 8:20 ` gshan
2007-06-26 8:25 ` Satyam Sharma
2007-06-26 8:36 ` gshan
2007-06-26 8:50 ` Satyam Sharma
2007-06-26 8:55 ` gshan
2007-06-26 9:08 ` Satyam Sharma
2007-06-26 9:13 ` gshan
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