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Date:      Wed, 10 Jun 2009 19:17:23 -0400
From:      Jung-uk Kim <jkim@FreeBSD.org>
To:        freebsd-current@FreeBSD.org
Cc:        Kip Macy <kmacy@freebsd.org>
Subject:   Re: panic: blockable sleep lock (sleep mutex) 32 @ /usr/src/sys/vm/uma_core.c:1990
Message-ID:  <200906101917.26977.jkim@FreeBSD.org>
In-Reply-To: <200906101912.54960.jkim@FreeBSD.org>
References:  <3a142e750906090625r6586f15fn234e539dbbd57e73@mail.gmail.com> <3c1674c90906101601q68285c4ehad44dadc0d1a28e5@mail.gmail.com> <200906101912.54960.jkim@FreeBSD.org>

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On Wednesday 10 June 2009 07:12 pm, Jung-uk Kim wrote:
> On Wednesday 10 June 2009 07:01 pm, Kip Macy wrote:
> > A M_WAITOK allocation while holding a lock will do this.
>
> No, it does not because it may be used in interrupt handler context
> with a spin lock held (e.g., GPE handler).

I meant "a M_WAITOK allocation while holding a lock" is not the case 
here.  It is "you shall not malloc(9) while holding a spin lock" 
case.

Jung-uk Kim



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