diff options
Diffstat (limited to 'mm/nommu.c')
| -rw-r--r-- | mm/nommu.c | 25 |
1 files changed, 5 insertions, 20 deletions
diff --git a/mm/nommu.c b/mm/nommu.c index 064d70442895..c1196812876b 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -44,10 +44,6 @@ int sysctl_max_map_count = DEFAULT_MAX_MAP_COUNT; int heap_stack_gap = 0; EXPORT_SYMBOL(mem_map); -EXPORT_SYMBOL(sysctl_max_map_count); -EXPORT_SYMBOL(sysctl_overcommit_memory); -EXPORT_SYMBOL(sysctl_overcommit_ratio); -EXPORT_SYMBOL(vm_committed_space); EXPORT_SYMBOL(__vm_enough_memory); /* list of shareable VMAs */ @@ -157,8 +153,7 @@ void vfree(void *addr) kfree(addr); } -void *__vmalloc(unsigned long size, unsigned int __nocast gfp_mask, - pgprot_t prot) +void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot) { /* * kmalloc doesn't like __GFP_HIGHMEM for some reason @@ -932,6 +927,8 @@ int do_munmap(struct mm_struct *mm, unsigned long addr, size_t len) realalloc -= kobjsize(vml); askedalloc -= sizeof(*vml); kfree(vml); + + update_hiwater_vm(mm); mm->total_vm -= len >> PAGE_SHIFT; #ifdef DEBUG @@ -1048,7 +1045,8 @@ struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr) EXPORT_SYMBOL(find_vma); -struct page * follow_page(struct mm_struct *mm, unsigned long addr, int write) +struct page *follow_page(struct vm_area_struct *vma, unsigned long address, + unsigned int foll_flags) { return NULL; } @@ -1079,19 +1077,6 @@ void arch_unmap_area(struct mm_struct *mm, unsigned long addr) { } -void update_mem_hiwater(struct task_struct *tsk) -{ - unsigned long rss; - - if (likely(tsk->mm)) { - rss = get_mm_counter(tsk->mm, rss); - if (tsk->mm->hiwater_rss < rss) - tsk->mm->hiwater_rss = rss; - if (tsk->mm->hiwater_vm < tsk->mm->total_vm) - tsk->mm->hiwater_vm = tsk->mm->total_vm; - } -} - void unmap_mapping_range(struct address_space *mapping, loff_t const holebegin, loff_t const holelen, int even_cows) |