diff options
Diffstat (limited to 'arch/ppc64/mm/slb_low.S')
| -rw-r--r-- | arch/ppc64/mm/slb_low.S | 37 |
1 files changed, 17 insertions, 20 deletions
diff --git a/arch/ppc64/mm/slb_low.S b/arch/ppc64/mm/slb_low.S index 8379d678f70f..a3a03da503bc 100644 --- a/arch/ppc64/mm/slb_low.S +++ b/arch/ppc64/mm/slb_low.S @@ -21,7 +21,7 @@ #include <asm/page.h> #include <asm/mmu.h> #include <asm/ppc_asm.h> -#include <asm/offsets.h> +#include <asm/asm-offsets.h> #include <asm/cputable.h> /* void slb_allocate(unsigned long ea); @@ -89,32 +89,29 @@ END_FTR_SECTION_IFSET(CPU_FTR_16M_PAGE) b 9f 0: /* user address: proto-VSID = context<<15 | ESID */ - li r11,SLB_VSID_USER - - srdi. r9,r3,13 + srdi. r9,r3,USER_ESID_BITS bne- 8f /* invalid ea bits set */ #ifdef CONFIG_HUGETLB_PAGE BEGIN_FTR_SECTION - /* check against the hugepage ranges */ - cmpldi r3,(TASK_HPAGE_END>>SID_SHIFT) - bge 6f /* >= TASK_HPAGE_END */ - cmpldi r3,(TASK_HPAGE_BASE>>SID_SHIFT) - bge 5f /* TASK_HPAGE_BASE..TASK_HPAGE_END */ - cmpldi r3,16 - bge 6f /* 4GB..TASK_HPAGE_BASE */ - - lhz r9,PACAHTLBSEGS(r13) - srd r9,r9,r3 - andi. r9,r9,1 - beq 6f - -5: /* this is a hugepage user address */ - li r11,(SLB_VSID_USER|SLB_VSID_L) + lhz r9,PACAHIGHHTLBAREAS(r13) + srdi r11,r3,(HTLB_AREA_SHIFT-SID_SHIFT) + srd r9,r9,r11 + lhz r11,PACALOWHTLBAREAS(r13) + srd r11,r11,r3 + or r9,r9,r11 +END_FTR_SECTION_IFSET(CPU_FTR_16M_PAGE) +#endif /* CONFIG_HUGETLB_PAGE */ + + li r11,SLB_VSID_USER + +#ifdef CONFIG_HUGETLB_PAGE +BEGIN_FTR_SECTION + rldimi r11,r9,8,55 /* shift masked bit into SLB_VSID_L */ END_FTR_SECTION_IFSET(CPU_FTR_16M_PAGE) #endif /* CONFIG_HUGETLB_PAGE */ -6: ld r9,PACACONTEXTID(r13) + ld r9,PACACONTEXTID(r13) rldimi r3,r9,USER_ESID_BITS,0 9: /* r3 = protovsid, r11 = flags, r10 = esid_data, cr7 = <>KERNELBASE */ |