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| author |   Paul Burton <paul.burton@imgtec.com> | 2014-07-11 16:44:35 +0100 |
|---|---|---|
| committer |   Ralf Baechle <ralf@linux-mips.org> | 2014-08-02 00:06:44 +0200 |
| commit | 762a1f4388a22690cd4f848ba858e5f02d4bfc22 (patch) | |
| tree | 899750a406e47a67945d1525be4bd2e7a6f6a5aa /arch/mips/include/asm/processor.h | |
| parent | MIPS: ensure MSA gets disabled during boot (diff) | |
| download | wireguard-linux-762a1f4388a22690cd4f848ba858e5f02d4bfc22.tar.xz wireguard-linux-762a1f4388a22690cd4f848ba858e5f02d4bfc22.zip | |
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>
Diffstat (limited to 'arch/mips/include/asm/processor.h')
0 files changed, 0 insertions, 0 deletions