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From: Roland Dreier <rdreier@cisco.com>
To: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: "Barnes\, Jesse" <jesse.barnes@intel.com>,
	Matthew Wilcox <matthew@wil.cx>,
	Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
	general@lists.openfabrics.org, linux-kernel@vger.kernel.org
Subject: Re: mthca double free irqs
Date: Fri, 12 Jun 2009 07:33:30 -0700	[thread overview]
Message-ID: <adafxe51pz9.fsf@cisco.com> (raw)
In-Reply-To: <86802c440906111945n2a42dc94mf08bd2b1a252842f@mail.gmail.com> (Yinghai Lu's message of "Thu, 11 Jun 2009 19:45:21 -0700")

By the way, can you try this with the ib_mthca module option
"msi_x=0" -- because I see

 > [  606.538429] ib_mthca 0000:c4:00.0: NOP command failed to generate
 > interrupt (IRQ 234).
 > [  606.543348] ib_mthca 0000:c4:00.0: Trying again with MSI-X disabled.

But perhaps the fallback to non-MSI-X in the driver is messing things
up.  Also you have:

 > [  606.222053] ib_mthca 0000:c4:00.0: HCA FW version 4.6.002 is old
 > (4.8.200 is current).

So updating the HCA firmware likely wouldn't hurt.

 - R.

  parent reply	other threads:[~2009-06-12 14:33 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-12  2:45 mthca double free irqs Yinghai Lu
2009-06-12 14:31 ` Roland Dreier
2009-06-12 17:22   ` Yinghai Lu
2009-06-12 14:33 ` Roland Dreier [this message]
2009-06-12 15:50   ` Jesse Barnes
2009-06-12 16:25     ` Roland Dreier
2009-06-12 16:26     ` Roland Dreier
2009-06-13  4:30 ` Roland Dreier
2009-06-13 19:28   ` Yinghai Lu
2009-06-13 22:04     ` Roland Dreier

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