Merge master.kernel.org:/home/rmk/linux-2.6-arm

[pandora-kernel.git] / arch / ppc64 / mm / slb_low.S

diff --git a/arch/ppc64/mm/slb_low.S b/arch/ppc64/mm/slb_low.S
index f20fc52..a3a03da 100644 (file)
--- 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,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 */