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Message-Id: <200806071757.38139.mb@bu3sch.de>
Date: Sat, 7 Jun 2008 17:57:37 +0200
From: Michael Buesch <mb@...sch.de>
To: stable@...nel.org
Cc: netdev@...r.kernel.org,
"linux-kernel" <linux-kernel@...r.kernel.org>
Subject: [PATCH stable] ssb: Fix context assertion in ssb_pcicore_dev_irqvecs_enable
This fixes a context assertion in ssb that makes b44 print
out warnings on resume.
This fixes the following kernel oops:
http://www.kerneloops.org/oops.php?number=12732
http://www.kerneloops.org/oops.php?number=11410
Upstream commit is a3bafeedfff2ac5fa0a316bea4570e27900b6fcc
Signed-off-by: Michael Buesch <mb@...sch.de>
Index: linux-2.6.25.4/drivers/ssb/driver_pcicore.c
===================================================================
--- linux-2.6.25.4.orig/drivers/ssb/driver_pcicore.c 2008-05-22 16:35:41.000000000 +0200
+++ linux-2.6.25.4/drivers/ssb/driver_pcicore.c 2008-06-07 17:20:55.000000000 +0200
@@ -516,18 +516,18 @@ int ssb_pcicore_dev_irqvecs_enable(struc
{
struct ssb_device *pdev = pc->dev;
struct ssb_bus *bus;
int err = 0;
u32 tmp;
- might_sleep();
-
if (!pdev)
goto out;
bus = pdev->bus;
+ might_sleep_if(pdev->id.coreid != SSB_DEV_PCI);
+
/* Enable interrupts for this device. */
if (bus->host_pci &&
((pdev->id.revision >= 6) || (pdev->id.coreid == SSB_DEV_PCIE))) {
u32 coremask;
/* Calculate the "coremask" for the device. */
--
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