summaryrefslogtreecommitdiffstats
path: root/drivers/mfd/pcf50633-core.c
diff options
context:
space:
mode:
authorNelson Castillo2009-05-12 22:26:47 +0200
committerSamuel Ortiz2009-05-19 22:22:28 +0200
commitf43ab901005c2bb3c5440e91b6efae9f5db02e7c (patch)
tree3289277db811ce78d5f333fdc1fcb4decd20448d /drivers/mfd/pcf50633-core.c
parentmfd: Keep a cache of WM8350 volatile values (diff)
downloadkernel-qcow2-linux-f43ab901005c2bb3c5440e91b6efae9f5db02e7c.tar.gz
kernel-qcow2-linux-f43ab901005c2bb3c5440e91b6efae9f5db02e7c.tar.xz
kernel-qcow2-linux-f43ab901005c2bb3c5440e91b6efae9f5db02e7c.zip
mfd: pcf50633: fix unsafe disable_irq()
Without this change Openmoko Freerunner (GTA02) bootstrap will deadlock. As pointed out in other patches this issue is in the wild since the merge of: : commit 3aa551c9b4c40018f0e261a178e3d25478dc04a9 : Author: Thomas Gleixner <tglx@linutronix.de> : Date: Mon Mar 23 18:28:15 2009 +0100 : : genirq: add threaded interrupt handler support : : Add support for threaded interrupt handlers Signed-off-by: Nelson Castillo <arhuaco@freaks-unidos.net> Cc: Ingo Molnar <mingo@elte.hu> Cc: <balajirrao@openmoko.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/pcf50633-core.c')
-rw-r--r--drivers/mfd/pcf50633-core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c
index 7793932a513b..11a6248cc1c1 100644
--- a/drivers/mfd/pcf50633-core.c
+++ b/drivers/mfd/pcf50633-core.c
@@ -443,7 +443,7 @@ static irqreturn_t pcf50633_irq(int irq, void *data)
dev_dbg(pcf->dev, "pcf50633_irq\n");
get_device(pcf->dev);
- disable_irq(pcf->irq);
+ disable_irq_nosync(pcf->irq);
schedule_work(&pcf->irq_work);
return IRQ_HANDLED;