diff options
Diffstat (limited to 'kernel/arch/powerpc/mm/slb_low.S')
| -rw-r--r-- | kernel/arch/powerpc/mm/slb_low.S | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/arch/powerpc/mm/slb_low.S b/kernel/arch/powerpc/mm/slb_low.S index 736d18b3c..4c48b4876 100644 --- a/kernel/arch/powerpc/mm/slb_low.S +++ b/kernel/arch/powerpc/mm/slb_low.S @@ -113,7 +113,12 @@ BEGIN_FTR_SECTION END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT) b slb_finish_load_1T -0: +0: /* + * For userspace addresses, make sure this is region 0. + */ + cmpdi r9, 0 + bne 8f + /* when using slices, we extract the psize off the slice bitmaps * and then we need to get the sllp encoding off the mmu_psize_defs * array. |