diff options
Diffstat (limited to 'arch/powerpc/mm')
| -rw-r--r-- | arch/powerpc/mm/hugetlbpage.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/mm/numa.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/slice.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/mm/tlb_low_64e.S | 3 | ||||
| -rw-r--r-- | arch/powerpc/mm/tlb_nohash.c | 2 |
5 files changed, 9 insertions, 4 deletions
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 90bb6d9409bf..eb923654ba80 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -472,12 +472,13 @@ static void hugepd_free(struct mmu_gather *tlb, void *hugepte) { struct hugepd_freelist **batchp; - batchp = &__get_cpu_var(hugepd_freelist_cur); + batchp = &get_cpu_var(hugepd_freelist_cur); if (atomic_read(&tlb->mm->mm_users) < 2 || cpumask_equal(mm_cpumask(tlb->mm), cpumask_of(smp_processor_id()))) { kmem_cache_free(hugepte_cache, hugepte); + put_cpu_var(hugepd_freelist_cur); return; } @@ -491,6 +492,7 @@ static void hugepd_free(struct mmu_gather *tlb, void *hugepte) call_rcu_sched(&(*batchp)->rcu, hugepd_free_rcu_callback); *batchp = NULL; } + put_cpu_var(hugepd_freelist_cur); } #endif diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 86a63de072c6..30a42e24bf14 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1785,7 +1785,7 @@ static const struct file_operations topology_ops = { static int topology_update_init(void) { start_topology_update(); - proc_create("powerpc/topology_updates", 644, NULL, &topology_ops); + proc_create("powerpc/topology_updates", 0644, NULL, &topology_ops); return 0; } diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c index 7ce9cf3b6988..b0c75cc15efc 100644 --- a/arch/powerpc/mm/slice.c +++ b/arch/powerpc/mm/slice.c @@ -408,7 +408,7 @@ unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len, if (fixed && (addr & ((1ul << pshift) - 1))) return -EINVAL; if (fixed && addr > (mm->task_size - len)) - return -EINVAL; + return -ENOMEM; /* If hint, make sure it matches our alignment restrictions */ if (!fixed && addr) { diff --git a/arch/powerpc/mm/tlb_low_64e.S b/arch/powerpc/mm/tlb_low_64e.S index 16250b162375..c95eb323e9ae 100644 --- a/arch/powerpc/mm/tlb_low_64e.S +++ b/arch/powerpc/mm/tlb_low_64e.S @@ -240,6 +240,7 @@ itlb_miss_fault_bolted: beq tlb_miss_common_bolted b itlb_miss_kernel_bolted +#ifdef CONFIG_PPC_FSL_BOOK3E /* * TLB miss handling for e6500 and derivatives, using hardware tablewalk. * @@ -409,7 +410,7 @@ itlb_miss_fault_e6500: TLB_MISS_STATS_I(MMSTAT_TLB_MISS_NORM_FAULT) tlb_epilog_bolted b exc_instruction_storage_book3e - +#endif /* CONFIG_PPC_FSL_BOOK3E */ /********************************************************************** * * diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c index 735839b74dc5..b37a58e1c92d 100644 --- a/arch/powerpc/mm/tlb_nohash.c +++ b/arch/powerpc/mm/tlb_nohash.c @@ -557,10 +557,12 @@ static void setup_mmu_htw(void) patch_exception(0x1c0, exc_data_tlb_miss_htw_book3e); patch_exception(0x1e0, exc_instruction_tlb_miss_htw_book3e); break; +#ifdef CONFIG_PPC_FSL_BOOK3E case PPC_HTW_E6500: patch_exception(0x1c0, exc_data_tlb_miss_e6500_book3e); patch_exception(0x1e0, exc_instruction_tlb_miss_e6500_book3e); break; +#endif } pr_info("MMU: Book3E HW tablewalk %s\n", book3e_htw_mode != PPC_HTW_NONE ? "enabled" : "not supported"); |