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From: David Miller <davem@davemloft.net>
To: matthew@wil.cx
Cc: mchan@broadcom.com, grundler@parisc-linux.org,
	netdev@vger.kernel.org, linux-pci@vger.kernel.org
Subject: Re: [PATCH] bnx2: Fix IRQ failures during kdump.
Date: Sat, 29 May 2010 20:49:06 -0700 (PDT)	[thread overview]
Message-ID: <20100529.204906.55850229.davem@davemloft.net> (raw)
In-Reply-To: <20100530012401.GC9132@parisc-linux.org>

From: Matthew Wilcox <matthew@wil.cx>
Date: Sat, 29 May 2010 19:24:01 -0600

> We should probably set the interrupt type back to pin-based before the
> kexec kernel starts, right?  Or do we expect drivers to handle being
> initialised with the device still set to MSI mode?

The expectation is that the device comes up in INTX mode, which is the
default after a PCI reset.

Basically all of these issues tend to be about the fact that unlike on
a normal boot, after a kexec an intermediate PCI reset has not occured.

  reply	other threads:[~2010-05-30  3:49 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-29  3:24 [PATCH] bnx2: Fix IRQ failures during kdump Michael Chan
2010-05-29  5:33 ` David Miller
2010-05-29  6:45 ` Grant Grundler
2010-05-29  6:50   ` David Miller
2010-05-29 16:22     ` Michael Chan
2010-05-29 23:05       ` David Miller
2010-05-30  1:24         ` Matthew Wilcox
2010-05-30  3:49           ` David Miller [this message]
2010-05-30  9:44             ` Andi Kleen
2010-05-30 16:32             ` Michael Chan
2010-05-29 16:01 ` Stephen Hemminger
2010-05-30  9:43 ` Andi Kleen
2010-05-30 16:12   ` Michael Chan
2010-05-30 17:30     ` Andi Kleen
2010-05-31  4:43       ` Michael Chan

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