tree 899750a406e47a67945d1525be4bd2e7a6f6a5aa
parent 3587ea888b8ed0a3d7e792738b4db687d9e7f73b
author Paul Burton <paul.burton@imgtec.com> 1405093475 +0100
committer Ralf Baechle <ralf@linux-mips.org> 1406930804 +0200

MIPS: disable preemption whilst initialising MSA

Preemption must be disabled throughout the process of enabling the FPU,
enabling MSA & initialising the vector registers. Without doing so it
is possible to lose the FPU or MSA whilst initialising them causing
that initialisation to fail.

Signed-off-by: Paul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/7307/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>