V4L/DVB (6668): Fix theoretical races between IRQ handler and .suspend/resume

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*dev->insuspend = 1 should be set before synchronize_irq
 *ACK interrupts after synchronize_irq, to make sure there aren't
 pending interrupts.
 *Add barrier before we restart interrupts so the handler will 100%
 see the dev->insuspend

Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

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Maxim Levitsky 2007-11-04 19:34:23 -03:00 • committed by Mauro Carvalho Chehab

parent 0d65cd4f2b

commit 3203cb86d2

1 changed files with 7 additions and 1 deletions

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drivers/media/video/saa7134/saa7134-core.c

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