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authorAlexandre Bounine <alexandre.bounine@idt.com>2016-03-22 21:26:47 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-22 22:36:02 (GMT)
commit2ece1caf668f183d0606ea9fc85a1083d42b5b3a (patch)
treefa2300a954d25cfaa592ca10228e044742ac1bae /include
parent9a0b062742e7e039273c0c2ba4b96ad9ec7e7d8f (diff)
downloadlinux-2ece1caf668f183d0606ea9fc85a1083d42b5b3a.tar.xz
rapidio/tsi721: fix locking in OB_MSG processing
- Add spinlock protection into outbound message queuing routine. - Change outbound message interrupt handler to avoid deadlock when calling registered callback routine. - Allow infinite retries for outbound messages to avoid retry threshold error signaling in systems with nodes that have slow message receive queue processing. Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com> Cc: Matt Porter <mporter@kernel.crashing.org> Cc: Aurelien Jacquiot <a-jacquiot@ti.com> Cc: Andre van Herk <andre.van.herk@prodrive-technologies.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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