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| author | Ralf Baechle <ralf@linux-mips.org> | 2009-05-16 12:23:45 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2009-05-20 18:53:13 +0100 |
| commit | 7e9e05cad94217498e4d9bd6ef7137b4e9e7ed64 (patch) | |
| tree | 67a1b4283c4b9644e000eb0326b84e9d6409e54b | |
| parent | 950312ce22696ddfa42a957bdadaa9c24151e679 (diff) | |
| download | linux-3.10-7e9e05cad94217498e4d9bd6ef7137b4e9e7ed64.tar.gz linux-3.10-7e9e05cad94217498e4d9bd6ef7137b4e9e7ed64.tar.bz2 linux-3.10-7e9e05cad94217498e4d9bd6ef7137b4e9e7ed64.zip | |
MIPS: IP22: Fix hang in power button interrupt handler
The hang was caused by the use of disable_irq() from the interrupt handler
itself. Fixed by the use of disable_irq_nosync(). The issue was
triggered by:
commit 3aa551c9b4c40018f0e261a178e3d25478dc04a9
Author: Thomas Gleixner <tglx@linutronix.de>
Date: Mon Mar 23 18:28:15 2009 +0100
genirq: add threaded interrupt handler support
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/sgi-ip22/ip22-reset.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/sgi-ip22/ip22-reset.c b/arch/mips/sgi-ip22/ip22-reset.c index 4ad5c3393fd..45b6694c207 100644 --- a/arch/mips/sgi-ip22/ip22-reset.c +++ b/arch/mips/sgi-ip22/ip22-reset.c @@ -148,7 +148,7 @@ static irqreturn_t panel_int(int irq, void *dev_id) if (sgint->istat1 & SGINT_ISTAT1_PWR) { /* Wait until interrupt goes away */ - disable_irq(SGI_PANEL_IRQ); + disable_irq_nosync(SGI_PANEL_IRQ); init_timer(&debounce_timer); debounce_timer.function = debounce; debounce_timer.expires = jiffies + 5; |