irqchip: gicv3-its: Use non-cacheable accesses when no shareability

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If the ITS or the redistributors report their shareability as zero,
then it is important to make sure they will no generate any cacheable
traffic, as this is unlikely to produce the expected result.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Link: https://lkml.kernel.org/r/1427465705-17126-5-git-send-email-marc.zyngier@arm.com
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

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Marc Zyngier 2015-03-27 14:15:05 +00:00 • committed by Jason Cooper

parent 4ad3e3634a

commit 241a386c7d

2 changed files with 47 additions and 4 deletions

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47

drivers/irqchip/irq-gic-v3-its.c

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4

include/linux/irqchip/arm-gic-v3.h

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