diff options
Diffstat (limited to 'arch/powerpc/kernel/vector.S')
-rw-r--r-- | arch/powerpc/kernel/vector.S | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/vector.S b/arch/powerpc/kernel/vector.S index 162d0f714941..038cff8cf5f2 100644 --- a/arch/powerpc/kernel/vector.S +++ b/arch/powerpc/kernel/vector.S @@ -91,6 +91,10 @@ _GLOBAL(load_up_altivec) oris r12,r12,MSR_VEC@h std r12,_MSR(r1) #endif + /* Don't care if r4 overflows, this is desired behaviour */ + lbz r4,THREAD_LOAD_VEC(r5) + addi r4,r4,1 + stb r4,THREAD_LOAD_VEC(r5) addi r6,r5,THREAD_VRSTATE li r4,1 li r10,VRSTATE_VSCR |