diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc64/kernel/tsb.S | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/tsb.S b/arch/sparc64/kernel/tsb.S index be8f0892d72..7996c9d6670 100644 --- a/arch/sparc64/kernel/tsb.S +++ b/arch/sparc64/kernel/tsb.S @@ -265,13 +265,19 @@ __tsb_context_switch: mov SCRATCHPAD_UTSBREG2, %g1 stxa %g2, [%g1] ASI_SCRATCHPAD + /* Save away %o5's %pstate, we have to use %o5 for + * the hypervisor call. + */ + mov %o5, %g1 + mov HV_FAST_MMU_TSB_CTXNON0, %o5 mov 1, %o0 mov %o4, %o1 ta HV_FAST_TRAP + /* Finish up and restore %o5. */ ba,pt %xcc, 9f - nop + mov %g1, %o5 /* SUN4U TSB switch. */ 1: mov TSB_REG, %g1 |