https://github.com/torvalds/linux
Revision 671ee7f0ce62e4b991b47fcf1c161c3f710dabbc authored by Liu Gang-B34182 on 25 August 2011, 22:59:25 UTC, committed by Linus Torvalds on 26 August 2011, 01:51:06 UTC
This bug causes the IECSR register clear failure.  In this case, the RETE
(retry error threshold exceeded) interrupt will be generated and cannot be
cleared.  So the related ISR may be called persistently.

The RETE bit in IECSR is cleared by writing a 1 to it.

Signed-off-by: Liu Gang <Gang.Liu@freescale.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 62d1760
History
Tip revision: 671ee7f0ce62e4b991b47fcf1c161c3f710dabbc authored by Liu Gang-B34182 on 25 August 2011, 22:59:25 UTC
arch/powerpc/sysdev/fsl_rio.c: correct IECSR register clear value
Tip revision: 671ee7f
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