From: David Miller <davem@davemloft.net>
To: shyam.iyer.t@gmail.com
Cc: netdev@vger.kernel.org, rmody@brocade.com, ddutt@brocadel.com,
shyam_iyer@dell.com
Subject: Re: [PATCH] [net][bna] Fix call trace when interrupts are disabled while sleeping function kzalloc is called
Date: Mon, 27 Jun 2011 16:07:06 -0700 (PDT) [thread overview]
Message-ID: <20110627.160706.1453191829412045606.davem@davemloft.net> (raw)
In-Reply-To: <1309206092-23064-1-git-send-email-shyam_iyer@dell.com>
From: Shyam Iyer <shyam.iyer.t@gmail.com>
Date: Mon, 27 Jun 2011 16:21:32 -0400
> The kzalloc sleeps and disabling interrupts(spin_lock_irqsave)
> causes oops like the one.
What if ->cfg_flags changes while you have dropped the lock?
If the lock doesn't protect those flags, what was it being
taken for in the first place?
next prev parent reply other threads:[~2011-06-27 23:08 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-27 20:21 [PATCH] [net][bna] Fix call trace when interrupts are disabled while sleeping function kzalloc is called Shyam Iyer
2011-06-27 23:07 ` David Miller [this message]
2011-06-28 16:29 ` Shyam_Iyer
2011-06-28 17:27 ` Rasesh Mody
2011-06-28 18:48 ` Shyam_Iyer
2011-06-28 0:51 ` Rasesh Mody
2011-06-28 16:32 ` Shyam_Iyer
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