From: Anton Blanchard <anton@samba.org>
Date: Wed, 30 Nov 2011 00:23:15 +0000 (+0000)
Subject: powerpc/xics: Reset the CPPR if H_EOI fails
X-Git-Tag: v3.3-rc1~181^2~38^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=90e8f57cf873188bc5cff445059ddeb72dc51d8c;p=pandora-kernel.git

powerpc/xics: Reset the CPPR if H_EOI fails

I have an intermittent kdump fail where the hypervisor fails an H_EOI.
As a result our CPPR is never reset to 0xff and we no longer accept
interrupts.

This patch calls icp_hv_set_cppr to reset the CPPR if H_EOI fails,
fixing the kdump fail.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---

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