The patch titled
mfd: pcf50633: fix unsafe disable_irq()
has been added to the -mm tree. Its filename is
mfd-pcf50633-fix-unsafe-disable_irq.patch
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------------------------------------------------------
Subject: mfd: pcf50633: fix unsafe disable_irq()
From: Nelson Castillo <arhuaco@xxxxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxx>
: 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@xxxxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: <balajirrao@xxxxxxxxxxxx>
Cc: Samuel Ortiz <sameo@xxxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/mfd/pcf50633-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN drivers/mfd/pcf50633-core.c~mfd-pcf50633-fix-unsafe-disable_irq drivers/mfd/pcf50633-core.c
--- a/drivers/mfd/pcf50633-core.c~mfd-pcf50633-fix-unsafe-disable_irq
+++ a/drivers/mfd/pcf50633-core.c
@@ -443,7 +443,7 @@ static irqreturn_t pcf50633_irq(int irq,
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;
_
Patches currently in -mm which might be from arhuaco@xxxxxxxxxxxxxxxxx are
mfd-pcf50633-fix-unsafe-disable_irq.patch
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