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| author | Anton Blanchard <anton@samba.org> | 2015-10-29 01:44:06 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-12-01 03:52:26 +0100 |
| commit | 3eb5d5888dc68c9b187998ca4249b8b9fa481eeb (patch) | |
| tree | 16c17e1867d56207321c404f361c1115aac6320e /arch/powerpc/kernel/vector.S | |
| parent | powerpc: Create disable_kernel_{fp,altivec,vsx,spe}() (diff) | |
| download | linux-3eb5d5888dc68c9b187998ca4249b8b9fa481eeb.tar.xz linux-3eb5d5888dc68c9b187998ca4249b8b9fa481eeb.zip | |
powerpc: Add ppc_strict_facility_enable boot option
Add a boot option that strictly manages the MSR unavailable bits.
This catches kernel uses of FP/Altivec/SPE that would otherwise
corrupt user state.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/vector.S')
0 files changed, 0 insertions, 0 deletions