diff options
Diffstat (limited to 'arch/mips/mm')
| -rw-r--r-- | arch/mips/mm/c-r4k.c | 7 | ||||
| -rw-r--r-- | arch/mips/mm/cache.c | 5 | ||||
| -rw-r--r-- | arch/mips/mm/init.c | 16 |
3 files changed, 21 insertions, 7 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index 422b55fab07..e51c38cef88 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -464,8 +464,8 @@ static void r4k_flush_data_cache_page(unsigned long addr) } struct flush_icache_range_args { - unsigned long __user start; - unsigned long __user end; + unsigned long start; + unsigned long end; }; static inline void local_r4k_flush_icache_range(void *args) @@ -528,8 +528,7 @@ static inline void local_r4k_flush_icache_range(void *args) } } -static void r4k_flush_icache_range(unsigned long __user start, - unsigned long __user end) +static void r4k_flush_icache_range(unsigned long start, unsigned long end) { struct flush_icache_range_args args; diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c index 314701a66b1..591c22b080e 100644 --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -25,8 +25,7 @@ void (*flush_cache_range)(struct vm_area_struct *vma, unsigned long start, unsigned long end); void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page, unsigned long pfn); -void (*flush_icache_range)(unsigned long __user start, - unsigned long __user end); +void (*flush_icache_range)(unsigned long start, unsigned long end); void (*flush_icache_page)(struct vm_area_struct *vma, struct page *page); /* MIPS specific cache operations */ @@ -53,7 +52,7 @@ EXPORT_SYMBOL(_dma_cache_inv); * We could optimize the case where the cache argument is not BCACHE but * that seems very atypical use ... */ -asmlinkage int sys_cacheflush(unsigned long __user addr, +asmlinkage int sys_cacheflush(unsigned long addr, unsigned long bytes, unsigned int cache) { if (bytes == 0) diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c index 4ee91c9a556..0ff9a348b84 100644 --- a/arch/mips/mm/init.c +++ b/arch/mips/mm/init.c @@ -24,6 +24,7 @@ #include <linux/bootmem.h> #include <linux/highmem.h> #include <linux/swap.h> +#include <linux/proc_fs.h> #include <asm/bootinfo.h> #include <asm/cachectl.h> @@ -200,6 +201,11 @@ static inline int page_is_ram(unsigned long pagenr) return 0; } +static struct kcore_list kcore_mem, kcore_vmalloc; +#ifdef CONFIG_64BIT +static struct kcore_list kcore_kseg0; +#endif + void __init mem_init(void) { unsigned long codesize, reservedpages, datasize, initsize; @@ -249,6 +255,16 @@ void __init mem_init(void) datasize = (unsigned long) &_edata - (unsigned long) &_etext; initsize = (unsigned long) &__init_end - (unsigned long) &__init_begin; +#ifdef CONFIG_64BIT + if ((unsigned long) &_text > (unsigned long) CKSEG0) + /* The -4 is a hack so that user tools don't have to handle + the overflow. */ + kclist_add(&kcore_kseg0, (void *) CKSEG0, 0x80000000 - 4); +#endif + kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT); + kclist_add(&kcore_vmalloc, (void *)VMALLOC_START, + VMALLOC_END-VMALLOC_START); + printk(KERN_INFO "Memory: %luk/%luk available (%ldk kernel code, " "%ldk reserved, %ldk data, %ldk init, %ldk highmem)\n", (unsigned long) nr_free_pages() << (PAGE_SHIFT-10), |