diff options
Diffstat (limited to 'arch/powerpc/mm')
| -rw-r--r-- | arch/powerpc/mm/40x_mmu.c (renamed from arch/powerpc/mm/4xx_mmu.c) | 4 | ||||
| -rw-r--r-- | arch/powerpc/mm/Makefile | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/hash_utils_64.c | 7 | ||||
| -rw-r--r-- | arch/powerpc/mm/hugetlbpage.c | 3 | ||||
| -rw-r--r-- | arch/powerpc/mm/init_32.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/mm/mem.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/mm/mmu_context_64.c | 11 | ||||
| -rw-r--r-- | arch/powerpc/mm/slice.c | 1 |
8 files changed, 6 insertions, 24 deletions
diff --git a/arch/powerpc/mm/4xx_mmu.c b/arch/powerpc/mm/40x_mmu.c index 7ff2609b64d1..e067df836be2 100644 --- a/arch/powerpc/mm/4xx_mmu.c +++ b/arch/powerpc/mm/40x_mmu.c @@ -108,7 +108,7 @@ unsigned long __init mmu_mapin_ram(void) pmd_t *pmdp; unsigned long val = p | _PMD_SIZE_16M | _PAGE_HWEXEC | _PAGE_HWWRITE; - pmdp = pmd_offset(pgd_offset_k(v), v); + pmdp = pmd_offset(pud_offset(pgd_offset_k(v), v), v); pmd_val(*pmdp++) = val; pmd_val(*pmdp++) = val; pmd_val(*pmdp++) = val; @@ -123,7 +123,7 @@ unsigned long __init mmu_mapin_ram(void) pmd_t *pmdp; unsigned long val = p | _PMD_SIZE_4M | _PAGE_HWEXEC | _PAGE_HWWRITE; - pmdp = pmd_offset(pgd_offset_k(v), v); + pmdp = pmd_offset(pud_offset(pgd_offset_k(v), v), v); pmd_val(*pmdp) = val; v += LARGE_PAGE_SIZE_4M; diff --git a/arch/powerpc/mm/Makefile b/arch/powerpc/mm/Makefile index 7e4d27ad3dee..bf20fa688809 100644 --- a/arch/powerpc/mm/Makefile +++ b/arch/powerpc/mm/Makefile @@ -13,7 +13,7 @@ obj-$(CONFIG_PPC64) += init_64.o pgtable_64.o mmu_context_64.o \ hash_utils_64.o hash_low_64.o tlb_64.o \ slb_low.o slb.o stab.o mmap.o $(hash-y) obj-$(CONFIG_PPC_STD_MMU_32) += ppc_mmu_32.o hash_low_32.o tlb_32.o -obj-$(CONFIG_40x) += 4xx_mmu.o +obj-$(CONFIG_40x) += 40x_mmu.o obj-$(CONFIG_44x) += 44x_mmu.o obj-$(CONFIG_FSL_BOOKE) += fsl_booke_mmu.o obj-$(CONFIG_NEED_MULTIPLE_NODES) += numa.o diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index a47151e806ca..d525f2eba313 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -49,7 +49,6 @@ #include <asm/tlb.h> #include <asm/cacheflush.h> #include <asm/cputable.h> -#include <asm/abs_addr.h> #include <asm/sections.h> #include <asm/spu.h> @@ -602,13 +601,7 @@ static void demote_segment_4k(struct mm_struct *mm, unsigned long addr) { if (mm->context.user_psize == MMU_PAGE_4K) return; -#ifdef CONFIG_PPC_MM_SLICES slice_set_user_psize(mm, MMU_PAGE_4K); -#else /* CONFIG_PPC_MM_SLICES */ - mm->context.user_psize = MMU_PAGE_4K; - mm->context.sllp = SLB_VSID_USER | mmu_psize_defs[MMU_PAGE_4K].sllp; -#endif /* CONFIG_PPC_MM_SLICES */ - #ifdef CONFIG_SPU_BASE spu_flush_all_slbs(mm); #endif diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 4835f73af304..ba5f12a60467 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -22,11 +22,8 @@ #include <asm/mmu_context.h> #include <asm/machdep.h> #include <asm/cputable.h> -#include <asm/tlb.h> #include <asm/spu.h> -#include <linux/sysctl.h> - #define NUM_LOW_AREAS (0x100000000UL >> SID_SHIFT) #define NUM_HIGH_AREAS (PGTABLE_RANGE >> HTLB_AREA_SHIFT) diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index e1f5ded851f6..d65995ae8273 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c @@ -41,7 +41,6 @@ #include <asm/machdep.h> #include <asm/btext.h> #include <asm/tlb.h> -#include <asm/prom.h> #include <asm/lmb.h> #include <asm/sections.h> diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index f0e7eedb1ba3..32dcfc9b0082 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -42,7 +42,6 @@ #include <asm/machdep.h> #include <asm/btext.h> #include <asm/tlb.h> -#include <asm/prom.h> #include <asm/lmb.h> #include <asm/sections.h> #include <asm/vdso.h> diff --git a/arch/powerpc/mm/mmu_context_64.c b/arch/powerpc/mm/mmu_context_64.c index 7a78cdc0515a..1db38ba1f544 100644 --- a/arch/powerpc/mm/mmu_context_64.c +++ b/arch/powerpc/mm/mmu_context_64.c @@ -28,7 +28,6 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm) { int index; int err; - int new_context = (mm->context.id == 0); again: if (!idr_pre_get(&mmu_context_idr, GFP_KERNEL)) @@ -50,19 +49,13 @@ again: return -ENOMEM; } - mm->context.id = index; -#ifdef CONFIG_PPC_MM_SLICES /* The old code would re-promote on fork, we don't do that * when using slices as it could cause problem promoting slices * that have been forced down to 4K */ - if (new_context) + if (slice_mm_new_context(mm)) slice_set_user_psize(mm, mmu_virtual_psize); -#else - mm->context.user_psize = mmu_virtual_psize; - mm->context.sllp = SLB_VSID_USER | - mmu_psize_defs[mmu_virtual_psize].sllp; -#endif + mm->context.id = index; return 0; } diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index d5fd3909d13a..319826ef1645 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -551,6 +551,7 @@ EXPORT_SYMBOL_GPL(get_slice_psize); * * This is also called in init_new_context() to change back the user * psize from whatever the parent context had it set to + * N.B. This may be called before mm->context.id has been set. * * This function will only change the content of the {low,high)_slice_psize * masks, it will not flush SLBs as this shall be handled lazily by the |