From: Paul Burton <paul.burton@imgtec.com>
Date: Fri, 11 Jul 2014 15:44:30 +0000 (+0100)
Subject: MIPS: save/disable MSA in lose_fpu
X-Git-Tag: cleanup-for-v3.18~94^2~19
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=33c771ba5c5d067f85a5a6c4b11047219b5b8f4e;p=pandora-kernel.git

MIPS: save/disable MSA in lose_fpu

The kernel depends upon MSA never being enabled when the FPU is not, a
condition which is currently violated in a few places (whilst saving
sigcontext, following mips_cpu_save). Catch all the problem cases by
disabling MSA in lose_fpu, after saving context if necessary.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/7302/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---

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