diff options
Diffstat (limited to 'arch/powerpc/kernel/entry_64.S')
| -rw-r--r-- | arch/powerpc/kernel/entry_64.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index b9b125327f27..9916d150b28c 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -218,7 +218,16 @@ system_call: /* label this so stack traces look sane */ bne 3f #endif 2: addi r3,r1,STACK_FRAME_OVERHEAD +#ifdef CONFIG_PPC_BOOK3S + mtmsrd r10,1 /* Restore RI */ +#endif bl restore_math +#ifdef CONFIG_PPC_BOOK3S + ld r10,PACAKMSR(r13) + li r9,MSR_RI + andc r11,r10,r9 /* Re-clear RI */ + mtmsrd r11,1 +#endif ld r8,_MSR(r1) ld r3,RESULT(r1) li r11,-MAX_ERRNO |