diff options
author | Olof Johansson <olof@lixom.net> | 2012-09-22 01:53:48 -0400 |
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committer | Olof Johansson <olof@lixom.net> | 2012-09-22 01:54:15 -0400 |
commit | b536661bb0091b19123fa0c22f7087fd886d7b37 (patch) | |
tree | e83c4ff9bbfe94155cbc7b25fb3b62b814e79ad7 /arch/arm/mm | |
parent | 20804abdbcfced47b460e5794a685d48225ac754 (diff) | |
parent | fb997a46626dca2778fa7570bb516d8486f2f837 (diff) |
Merge branch 'v3.7-samsung-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/fixes-non-critical
A few non-critical fixes/cleanups for samsung platforms.
* 'v3.7-samsung-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung:
ARM: SAMSUNG: Add missing variable declaration in s3c64xx_spi1_set_platdata()
ARM: S3C24XX: removes unnecessary semicolon
ARM: S3C24xx: delete double assignment
ARM: EXYNOS: fix address for EXYNOS4 MDMA1
ARM: EXYNOS: fixed SYSMMU setup definition to mate parameter name
+ sync to 3.6-rc6
Diffstat (limited to 'arch/arm/mm')
-rw-r--r-- | arch/arm/mm/context.c | 7 | ||||
-rw-r--r-- | arch/arm/mm/dma-mapping.c | 2 | ||||
-rw-r--r-- | arch/arm/mm/mm.h | 3 | ||||
-rw-r--r-- | arch/arm/mm/mmu.c | 8 |
4 files changed, 12 insertions, 8 deletions
diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index 119bc52ab93e..4e07eec1270d 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c | |||
@@ -63,10 +63,11 @@ static int contextidr_notifier(struct notifier_block *unused, unsigned long cmd, | |||
63 | pid = task_pid_nr(thread->task) << ASID_BITS; | 63 | pid = task_pid_nr(thread->task) << ASID_BITS; |
64 | asm volatile( | 64 | asm volatile( |
65 | " mrc p15, 0, %0, c13, c0, 1\n" | 65 | " mrc p15, 0, %0, c13, c0, 1\n" |
66 | " bfi %1, %0, #0, %2\n" | 66 | " and %0, %0, %2\n" |
67 | " mcr p15, 0, %1, c13, c0, 1\n" | 67 | " orr %0, %0, %1\n" |
68 | " mcr p15, 0, %0, c13, c0, 1\n" | ||
68 | : "=r" (contextidr), "+r" (pid) | 69 | : "=r" (contextidr), "+r" (pid) |
69 | : "I" (ASID_BITS)); | 70 | : "I" (~ASID_MASK)); |
70 | isb(); | 71 | isb(); |
71 | 72 | ||
72 | return NOTIFY_OK; | 73 | return NOTIFY_OK; |
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 051204fc4617..e59c4ab71bcb 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c | |||
@@ -489,7 +489,7 @@ static bool __in_atomic_pool(void *start, size_t size) | |||
489 | void *pool_start = pool->vaddr; | 489 | void *pool_start = pool->vaddr; |
490 | void *pool_end = pool->vaddr + pool->size; | 490 | void *pool_end = pool->vaddr + pool->size; |
491 | 491 | ||
492 | if (start < pool_start || start > pool_end) | 492 | if (start < pool_start || start >= pool_end) |
493 | return false; | 493 | return false; |
494 | 494 | ||
495 | if (end <= pool_end) | 495 | if (end <= pool_end) |
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index 6776160618ef..a8ee92da3544 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h | |||
@@ -55,6 +55,9 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page | |||
55 | /* permanent static mappings from iotable_init() */ | 55 | /* permanent static mappings from iotable_init() */ |
56 | #define VM_ARM_STATIC_MAPPING 0x40000000 | 56 | #define VM_ARM_STATIC_MAPPING 0x40000000 |
57 | 57 | ||
58 | /* empty mapping */ | ||
59 | #define VM_ARM_EMPTY_MAPPING 0x20000000 | ||
60 | |||
58 | /* mapping type (attributes) for permanent static mappings */ | 61 | /* mapping type (attributes) for permanent static mappings */ |
59 | #define VM_ARM_MTYPE(mt) ((mt) << 20) | 62 | #define VM_ARM_MTYPE(mt) ((mt) << 20) |
60 | #define VM_ARM_MTYPE_MASK (0x1f << 20) | 63 | #define VM_ARM_MTYPE_MASK (0x1f << 20) |
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 4c2d0451e84a..c2fa21d0103e 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c | |||
@@ -807,7 +807,7 @@ static void __init pmd_empty_section_gap(unsigned long addr) | |||
807 | vm = early_alloc_aligned(sizeof(*vm), __alignof__(*vm)); | 807 | vm = early_alloc_aligned(sizeof(*vm), __alignof__(*vm)); |
808 | vm->addr = (void *)addr; | 808 | vm->addr = (void *)addr; |
809 | vm->size = SECTION_SIZE; | 809 | vm->size = SECTION_SIZE; |
810 | vm->flags = VM_IOREMAP | VM_ARM_STATIC_MAPPING; | 810 | vm->flags = VM_IOREMAP | VM_ARM_EMPTY_MAPPING; |
811 | vm->caller = pmd_empty_section_gap; | 811 | vm->caller = pmd_empty_section_gap; |
812 | vm_area_add_early(vm); | 812 | vm_area_add_early(vm); |
813 | } | 813 | } |
@@ -820,7 +820,7 @@ static void __init fill_pmd_gaps(void) | |||
820 | 820 | ||
821 | /* we're still single threaded hence no lock needed here */ | 821 | /* we're still single threaded hence no lock needed here */ |
822 | for (vm = vmlist; vm; vm = vm->next) { | 822 | for (vm = vmlist; vm; vm = vm->next) { |
823 | if (!(vm->flags & VM_ARM_STATIC_MAPPING)) | 823 | if (!(vm->flags & (VM_ARM_STATIC_MAPPING | VM_ARM_EMPTY_MAPPING))) |
824 | continue; | 824 | continue; |
825 | addr = (unsigned long)vm->addr; | 825 | addr = (unsigned long)vm->addr; |
826 | if (addr < next) | 826 | if (addr < next) |
@@ -961,8 +961,8 @@ void __init sanity_check_meminfo(void) | |||
961 | * Check whether this memory bank would partially overlap | 961 | * Check whether this memory bank would partially overlap |
962 | * the vmalloc area. | 962 | * the vmalloc area. |
963 | */ | 963 | */ |
964 | if (__va(bank->start + bank->size) > vmalloc_min || | 964 | if (__va(bank->start + bank->size - 1) >= vmalloc_min || |
965 | __va(bank->start + bank->size) < __va(bank->start)) { | 965 | __va(bank->start + bank->size - 1) <= __va(bank->start)) { |
966 | unsigned long newsize = vmalloc_min - __va(bank->start); | 966 | unsigned long newsize = vmalloc_min - __va(bank->start); |
967 | printk(KERN_NOTICE "Truncating RAM at %.8llx-%.8llx " | 967 | printk(KERN_NOTICE "Truncating RAM at %.8llx-%.8llx " |
968 | "to -%.8llx (vmalloc region overlap).\n", | 968 | "to -%.8llx (vmalloc region overlap).\n", |