diff options
Diffstat (limited to 'arch/arm/mm')
| -rw-r--r-- | arch/arm/mm/abort-ev6.S | 3 | ||||
| -rw-r--r-- | arch/arm/mm/copypage-feroceon.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/copypage-v3.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/copypage-v4mc.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/copypage-v4wb.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/copypage-v4wt.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/copypage-xsc3.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/copypage-xscale.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/dma-mapping.c | 20 | ||||
| -rw-r--r-- | arch/arm/mm/init.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/mmap.c | 2 |
11 files changed, 23 insertions, 18 deletions
diff --git a/arch/arm/mm/abort-ev6.S b/arch/arm/mm/abort-ev6.S index 8a7f65ba14b7..94077fbd96b7 100644 --- a/arch/arm/mm/abort-ev6.S +++ b/arch/arm/mm/abort-ev6.S @@ -23,7 +23,8 @@ ENTRY(v6_early_abort) #ifdef CONFIG_CPU_32v6K clrex #else - strex r0, r1, [sp] @ Clear the exclusive monitor + sub r1, sp, #4 @ Get unused stack location + strex r0, r1, [r1] @ Clear the exclusive monitor #endif mrc p15, 0, r1, c5, c0, 0 @ get FSR mrc p15, 0, r0, c6, c0, 0 @ get FAR diff --git a/arch/arm/mm/copypage-feroceon.c b/arch/arm/mm/copypage-feroceon.c index c3ba6a94da0c..70997d5bee2d 100644 --- a/arch/arm/mm/copypage-feroceon.c +++ b/arch/arm/mm/copypage-feroceon.c @@ -13,7 +13,7 @@ #include <linux/init.h> #include <linux/highmem.h> -static void __attribute__((naked)) +static void __naked feroceon_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-v3.c b/arch/arm/mm/copypage-v3.c index 70ed96c8af8e..de9c06854ad7 100644 --- a/arch/arm/mm/copypage-v3.c +++ b/arch/arm/mm/copypage-v3.c @@ -15,7 +15,7 @@ * * FIXME: do we need to handle cache stuff... */ -static void __attribute__((naked)) +static void __naked v3_copy_user_page(void *kto, const void *kfrom) { asm("\n\ diff --git a/arch/arm/mm/copypage-v4mc.c b/arch/arm/mm/copypage-v4mc.c index 1601698b9800..7370a7142b04 100644 --- a/arch/arm/mm/copypage-v4mc.c +++ b/arch/arm/mm/copypage-v4mc.c @@ -44,7 +44,7 @@ static DEFINE_SPINLOCK(minicache_lock); * instruction. If your processor does not supply this, you have to write your * own copy_user_highpage that does the right thing. */ -static void __attribute__((naked)) +static void __naked mc_copy_user_page(void *from, void *to) { asm volatile( diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c index 3ec93dab7656..9ab098414227 100644 --- a/arch/arm/mm/copypage-v4wb.c +++ b/arch/arm/mm/copypage-v4wb.c @@ -22,7 +22,7 @@ * instruction. If your processor does not supply this, you have to write your * own copy_user_highpage that does the right thing. */ -static void __attribute__((naked)) +static void __naked v4wb_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-v4wt.c b/arch/arm/mm/copypage-v4wt.c index 0f1188efae45..300efafd6643 100644 --- a/arch/arm/mm/copypage-v4wt.c +++ b/arch/arm/mm/copypage-v4wt.c @@ -20,7 +20,7 @@ * dirty data in the cache. However, we do have to ensure that * subsequent reads are up to date. */ -static void __attribute__((naked)) +static void __naked v4wt_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-xsc3.c b/arch/arm/mm/copypage-xsc3.c index 39a994542cad..bc4525f5ab23 100644 --- a/arch/arm/mm/copypage-xsc3.c +++ b/arch/arm/mm/copypage-xsc3.c @@ -29,7 +29,7 @@ * if we eventually end up using our copied page. * */ -static void __attribute__((naked)) +static void __naked xsc3_mc_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c index d18f2397ee2d..76824d3e966a 100644 --- a/arch/arm/mm/copypage-xscale.c +++ b/arch/arm/mm/copypage-xscale.c @@ -42,7 +42,7 @@ static DEFINE_SPINLOCK(minicache_lock); * Dcache aliasing issue. The writes will be forwarded to the write buffer, * and merged as appropriate. */ -static void __attribute__((naked)) +static void __naked mc_copy_user_page(void *from, void *to) { /* diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 310e479309ef..f1ef5613ccd4 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -490,26 +490,30 @@ core_initcall(consistent_init); */ void dma_cache_maint(const void *start, size_t size, int direction) { - const void *end = start + size; + void (*inner_op)(const void *, const void *); + void (*outer_op)(unsigned long, unsigned long); - BUG_ON(!virt_addr_valid(start) || !virt_addr_valid(end - 1)); + BUG_ON(!virt_addr_valid(start) || !virt_addr_valid(start + size - 1)); switch (direction) { case DMA_FROM_DEVICE: /* invalidate only */ - dmac_inv_range(start, end); - outer_inv_range(__pa(start), __pa(end)); + inner_op = dmac_inv_range; + outer_op = outer_inv_range; break; case DMA_TO_DEVICE: /* writeback only */ - dmac_clean_range(start, end); - outer_clean_range(__pa(start), __pa(end)); + inner_op = dmac_clean_range; + outer_op = outer_clean_range; break; case DMA_BIDIRECTIONAL: /* writeback and invalidate */ - dmac_flush_range(start, end); - outer_flush_range(__pa(start), __pa(end)); + inner_op = dmac_flush_range; + outer_op = outer_flush_range; break; default: BUG(); } + + inner_op(start, start + size); + outer_op(__pa(start), __pa(start) + size); } EXPORT_SYMBOL(dma_cache_maint); diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 34df4d9d03a6..80fd3b69ae1f 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -382,7 +382,7 @@ void __init bootmem_init(void) for_each_node(node) bootmem_free_node(node, mi); - high_memory = __va(memend_pfn << PAGE_SHIFT); + high_memory = __va((memend_pfn << PAGE_SHIFT) - 1) + 1; /* * This doesn't seem to be used by the Linux memory manager any diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c index 5358fcc7f61e..f7457fea6de8 100644 --- a/arch/arm/mm/mmap.c +++ b/arch/arm/mm/mmap.c @@ -124,7 +124,7 @@ int valid_phys_addr_range(unsigned long addr, size_t size) { if (addr < PHYS_OFFSET) return 0; - if (addr + size > __pa(high_memory)) + if (addr + size >= __pa(high_memory - 1)) return 0; return 1; |
