diff options
Diffstat (limited to 'arch/powerpc/mm/stab.c')
-rw-r--r-- | arch/powerpc/mm/stab.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c index 51e7951414e..82e4951826b 100644 --- a/arch/powerpc/mm/stab.c +++ b/arch/powerpc/mm/stab.c @@ -40,7 +40,7 @@ static int make_ste(unsigned long stab, unsigned long esid, unsigned long vsid) unsigned long entry, group, old_esid, castout_entry, i; unsigned int global_entry; struct stab_entry *ste, *castout_ste; - unsigned long kernel_segment = (esid << SID_SHIFT) >= KERNELBASE; + unsigned long kernel_segment = (esid << SID_SHIFT) >= PAGE_OFFSET; vsid_data = vsid << STE_VSID_SHIFT; esid_data = esid << SID_SHIFT | STE_ESID_KP | STE_ESID_V; @@ -83,7 +83,7 @@ static int make_ste(unsigned long stab, unsigned long esid, unsigned long vsid) } /* Dont cast out the first kernel segment */ - if ((castout_ste->esid_data & ESID_MASK) != KERNELBASE) + if ((castout_ste->esid_data & ESID_MASK) != PAGE_OFFSET) break; castout_entry = (castout_entry + 1) & 0xf; @@ -122,7 +122,7 @@ static int __ste_allocate(unsigned long ea, struct mm_struct *mm) unsigned long offset; /* Kernel or user address? */ - if (ea >= KERNELBASE) { + if (is_kernel_addr(ea)) { vsid = get_kernel_vsid(ea); } else { if ((ea >= TASK_SIZE_USER64) || (! mm)) @@ -133,7 +133,7 @@ static int __ste_allocate(unsigned long ea, struct mm_struct *mm) stab_entry = make_ste(get_paca()->stab_addr, GET_ESID(ea), vsid); - if (ea < KERNELBASE) { + if (!is_kernel_addr(ea)) { offset = __get_cpu_var(stab_cache_ptr); if (offset < NR_STAB_CACHE_ENTRIES) __get_cpu_var(stab_cache[offset++]) = stab_entry; @@ -190,7 +190,7 @@ void switch_stab(struct task_struct *tsk, struct mm_struct *mm) entry++, ste++) { unsigned long ea; ea = ste->esid_data & ESID_MASK; - if (ea < KERNELBASE) { + if (!is_kernel_addr(ea)) { ste->esid_data = 0; } } @@ -251,7 +251,7 @@ void stabs_alloc(void) panic("Unable to allocate segment table for CPU %d.\n", cpu); - newstab += KERNELBASE; + newstab = (unsigned long)__va(newstab); memset((void *)newstab, 0, HW_PAGE_SIZE); @@ -270,11 +270,11 @@ void stabs_alloc(void) */ void stab_initialize(unsigned long stab) { - unsigned long vsid = get_kernel_vsid(KERNELBASE); + unsigned long vsid = get_kernel_vsid(PAGE_OFFSET); unsigned long stabreal; asm volatile("isync; slbia; isync":::"memory"); - make_ste(stab, GET_ESID(KERNELBASE), vsid); + make_ste(stab, GET_ESID(PAGE_OFFSET), vsid); /* Order update */ asm volatile("sync":::"memory"); |