netdev - RE: [PATCH] [net][bna] Fix call trace when interrupts are disabled while sleeping function kzalloc is called

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Message-ID: <E5313AF6F2BFD14293E5FD0F94750F86A82D66F4FF@HQ1-EXCH01.corp.brocade.com>
Date:	Mon, 27 Jun 2011 17:51:07 -0700
From:	Rasesh Mody <rmody@...cade.com>
To:	Shyam Iyer <shyam.iyer.t@...il.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:	"ddutt@...cadel.com" <ddutt@...cadel.com>,
	Shyam Iyer <shyam_iyer@...l.com>,
	Jing Huang <huangj@...cade.COM>
Subject: RE: [PATCH] [net][bna] Fix call trace when interrupts are disabled
 while sleeping function  kzalloc is called


>From: Shyam Iyer [mailto:shyam.iyer.t@...il.com]
>Sent: Monday, June 27, 2011 1:22 PM
>Subject: [PATCH] [net][bna] Fix call trace when interrupts are disabled
>while sleeping function kzalloc is called
>
>The kzalloc sleeps and disabling interrupts(spin_lock_irqsave) causes
>oops like the one.

Hi Shyam,

We are not calling any sleeping function while holding the lock in bnad_mbox_irq_alloc(). How would your patch fix the call trace? Also can you tell which conditions led to this trace.

Thanks,
--Rasesh
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