diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/filemap.c | 20 | ||||
| -rw-r--r-- | mm/fremap.c | 2 | ||||
| -rw-r--r-- | mm/pagewalk.c | 10 | ||||
| -rw-r--r-- | mm/slab.c | 5 | ||||
| -rw-r--r-- | mm/swap.c | 5 | ||||
| -rw-r--r-- | mm/swap_state.c | 2 | ||||
| -rw-r--r-- | mm/vmalloc.c | 6 |
7 files changed, 33 insertions, 17 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index df343d1e634..07e9d9258b4 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -343,7 +343,7 @@ int sync_page_range(struct inode *inode, struct address_space *mapping, EXPORT_SYMBOL(sync_page_range); /** - * sync_page_range_nolock + * sync_page_range_nolock - write & wait on all pages in the passed range without locking * @inode: target inode * @mapping: target address_space * @pos: beginning offset in pages to write @@ -611,7 +611,10 @@ int __lock_page_killable(struct page *page) sync_page_killable, TASK_KILLABLE); } -/* +/** + * __lock_page_nosync - get a lock on the page, without calling sync_page() + * @page: the page to lock + * * Variant of lock_page that does not require the caller to hold a reference * on the page's mapping. */ @@ -1538,9 +1541,20 @@ repeat: return page; } -/* +/** + * read_cache_page_async - read into page cache, fill it if needed + * @mapping: the page's address_space + * @index: the page index + * @filler: function to perform the read + * @data: destination for read data + * * Same as read_cache_page, but don't wait for page to become unlocked * after submitting it to the filler. + * + * Read into the page cache. If a page already exists, and PageUptodate() is + * not set, try to fill the page but don't wait for it to become unlocked. + * + * If the page does not get brought uptodate, return -EIO. */ struct page *read_cache_page_async(struct address_space *mapping, pgoff_t index, diff --git a/mm/fremap.c b/mm/fremap.c index 69a37c2bdf8..07a9c82ce1a 100644 --- a/mm/fremap.c +++ b/mm/fremap.c @@ -113,7 +113,7 @@ static int populate_range(struct mm_struct *mm, struct vm_area_struct *vma, * mmap()/mremap() it does not create any new vmas. The new mappings are * also safe across swapout. * - * NOTE: the 'prot' parameter right now is ignored (but must be zero), + * NOTE: the @prot parameter right now is ignored (but must be zero), * and the vma's default protection is used. Arbitrary protections * might be implemented in the future. */ diff --git a/mm/pagewalk.c b/mm/pagewalk.c index b4f27d22da9..1cf1417ef8b 100644 --- a/mm/pagewalk.c +++ b/mm/pagewalk.c @@ -77,11 +77,11 @@ static int walk_pud_range(pgd_t *pgd, unsigned long addr, unsigned long end, /** * walk_page_range - walk a memory map's page tables with a callback - * @mm - memory map to walk - * @addr - starting address - * @end - ending address - * @walk - set of callbacks to invoke for each level of the tree - * @private - private data passed to the callback function + * @mm: memory map to walk + * @addr: starting address + * @end: ending address + * @walk: set of callbacks to invoke for each level of the tree + * @private: private data passed to the callback function * * Recursively walk the page table for the memory area in a VMA, * calling supplied callbacks. Callbacks are called in-order (first diff --git a/mm/slab.c b/mm/slab.c index e6c698f5567..bb4070e1079 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -3624,12 +3624,11 @@ void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags) EXPORT_SYMBOL(kmem_cache_alloc); /** - * kmem_ptr_validate - check if an untrusted pointer might - * be a slab entry. + * kmem_ptr_validate - check if an untrusted pointer might be a slab entry. * @cachep: the cache we're checking against * @ptr: pointer to validate * - * This verifies that the untrusted pointer looks sane: + * This verifies that the untrusted pointer looks sane; * it is _not_ a guarantee that the pointer is actually * part of the slab cache in question, but it at least * validates that the pointer can be dereferenced and diff --git a/mm/swap.c b/mm/swap.c index d4ec59aa5c4..aa1139ccf3a 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -78,12 +78,11 @@ void put_page(struct page *page) EXPORT_SYMBOL(put_page); /** - * put_pages_list(): release a list of pages + * put_pages_list() - release a list of pages + * @pages: list of pages threaded on page->lru * * Release a list of pages which are strung together on page.lru. Currently * used by read_cache_pages() and related error recovery code. - * - * @pages: list of pages threaded on page->lru */ void put_pages_list(struct list_head *pages) { diff --git a/mm/swap_state.c b/mm/swap_state.c index ec42f01a8d0..50757ee3f9f 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -115,6 +115,7 @@ void __delete_from_swap_cache(struct page *page) /** * add_to_swap - allocate swap space for a page * @page: page we want to move to swap + * @gfp_mask: memory allocation flags * * Allocate swap space for the page and add the page to the * swap cache. Caller needs to hold the page lock. @@ -315,6 +316,7 @@ struct page *read_swap_cache_async(swp_entry_t entry, gfp_t gfp_mask, /** * swapin_readahead - swap in pages in hope we need them soon * @entry: swap entry of this memory + * @gfp_mask: memory allocation flags * @vma: user vma this address belongs to * @addr: target address for mempolicy * diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 950c0be9ca8..ecf91f8034b 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -757,7 +757,8 @@ finished: * @vma: vma to cover (map full range of vma) * @addr: vmalloc memory * @pgoff: number of pages into addr before first page to map - * @returns: 0 for success, -Exxx on failure + * + * Returns: 0 for success, -Exxx on failure * * This function checks that addr is a valid vmalloc'ed area, and * that it is big enough to cover the vma. Will return failure if @@ -829,7 +830,8 @@ static int f(pte_t *pte, pgtable_t table, unsigned long addr, void *data) /** * alloc_vm_area - allocate a range of kernel address space * @size: size of the area - * @returns: NULL on failure, vm_struct on success + * + * Returns: NULL on failure, vm_struct on success * * This function reserves a range of kernel address space, and * allocates pagetables to map that range. No actual mappings |