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Re: [Patch]net/xfrm/xfrm_policy.c: replace timer with delayed_work

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From: Herbert Xu <herbert@...>
To: WANG Cong <xiyou.wangcong@...>
Cc: <linux-kernel@...>, <davem@...>, <akpm@...>, <netdev@...>
Subject: Re: [Patch]net/xfrm/xfrm_policy.c: replace timer with delayed_work
Date: Wednesday, April 30, 2008 - 9:11 pm

On Thu, May 01, 2008 at 12:06:55AM +0800, WANG Cong wrote:

Because it can sleep, you must disable BH for locks that can
be taken on the softirq path as otherwise a softirq can come
in, try to take the lock again and dead-lock.

Cheers,
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Messages in current thread:
[Patch]net/xfrm/xfrm_policy.c: replace timer with delayed_work, WANG Cong, (Sat Feb 16, 11:55 am)
Re: [Patch]net/xfrm/xfrm_policy.c: replace timer with delaye..., Herbert Xu, (Sat Apr 26, 9:18 pm)
Re: [Patch]net/xfrm/xfrm_policy.c: replace timer with delaye..., WANG Cong, (Mon Apr 28, 10:53 am)
Re: [Patch]net/xfrm/xfrm_policy.c: replace timer with delaye..., Herbert Xu, (Mon Apr 28, 11:13 am)
Re: [Patch]net/xfrm/xfrm_policy.c: replace timer with delaye..., WANG Cong, (Wed Apr 30, 12:06 pm)
Re: [Patch]net/xfrm/xfrm_policy.c: replace timer with delaye..., Herbert Xu, (Wed Apr 30, 9:11 pm)
[Patch](Revised) net/xfrm/xfrm_state.c: replace timer with d..., WANG Cong, (Fri May 2, 1:43 am)
[Patch] (revised) net/xfrm/xfrm_policy.c: replace timer with..., WANG Cong, (Fri May 2, 1:35 am)
Re: [Patch] (revised) net/xfrm/xfrm_policy.c: replace timer ..., Herbert Xu, (Mon May 5, 11:08 pm)
Re: [Patch] (revised) net/xfrm/xfrm_policy.c: replace timer ..., WANG Cong, (Mon May 5, 11:57 pm)
Re: [Patch] (revised) net/xfrm/xfrm_policy.c: replace timer ..., David Miller, (Fri May 2, 7:54 pm)
Re: [Patch] (revised) net/xfrm/xfrm_policy.c: replace timer ..., WANG Cong, (Sat May 3, 10:46 am)
Re: [Patch] (revised) net/xfrm/xfrm_policy.c: replace timer ..., David Miller, (Sat May 3, 9:37 pm)
Re: [Patch] (revised) net/xfrm/xfrm_policy.c: replace timer ..., Herbert Xu, (Sat May 3, 11:06 am)
Re: [Patch] (revised) net/xfrm/xfrm_policy.c: replace timer ..., David Miller, (Sat May 3, 9:38 pm)
Re: [Patch] (revised) net/xfrm/xfrm_policy.c: replace timer ..., WANG Cong, (Sat May 3, 11:31 am)
Re: [Patch]net/xfrm/xfrm_policy.c: replace timer with delaye..., WANG Cong, (Fri May 2, 1:21 am)