The patch titled
atmel_serial: fix interrupt handler return value
has been added to the -mm tree. Its filename is
atmel_serial-fix-interrupt-handler-return-value.patch
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------------------------------------------------------
Subject: atmel_serial: fix interrupt handler return value
From: Haavard Skinnemoen <[EMAIL PROTECTED]>
We should only return IRQ_HANDLED when we actually found something to
handle. This is important since the USART interrupt handler may be
shared with the timer interrupt on some chips.
Pointed-out-by: michael <[EMAIL PROTECTED]>
Signed-off-by: Haavard Skinnemoen <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/serial/atmel_serial.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN
drivers/serial/atmel_serial.c~atmel_serial-fix-interrupt-handler-return-value
drivers/serial/atmel_serial.c
---
a/drivers/serial/atmel_serial.c~atmel_serial-fix-interrupt-handler-return-value
+++ a/drivers/serial/atmel_serial.c
@@ -549,7 +549,7 @@ static irqreturn_t atmel_interrupt(int i
atmel_handle_transmit(port, pending);
} while (pass_counter++ < ATMEL_ISR_PASS_LIMIT);
- return IRQ_HANDLED;
+ return pass_counter ? IRQ_HANDLED : IRQ_NONE;
}
/*
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
atmel_serial-fix-interrupt-handler-return-value.patch
atmel_spi-fix-clock-polarity.patch
git-avr32.patch
macb-fix-speed-setting.patch
taint-kernel-after-warn_oncondition.patch
kprobes-introduce-kprobe_handle_fault.patch
kprobes-remove-preempt_enable-disable-from-kprobe_handle_fault.patch
-
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