diff options
Diffstat (limited to 'fs/ext4/mballoc.c')
| -rw-r--r-- | fs/ext4/mballoc.c | 40 | 
1 files changed, 20 insertions, 20 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 50e05df28f66..eeeade76012e 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -119,7 +119,7 @@ MODULE_PARM_DESC(mballoc_debug, "Debugging level for ext4's mballoc");   *   *   * one block each for bitmap and buddy information.  So for each group we - * take up 2 blocks. A page can contain blocks_per_page (PAGE_CACHE_SIZE / + * take up 2 blocks. A page can contain blocks_per_page (PAGE_SIZE /   * blocksize) blocks.  So it can have information regarding groups_per_page   * which is blocks_per_page/2   * @@ -807,7 +807,7 @@ static void mb_regenerate_buddy(struct ext4_buddy *e4b)   *   * one block each for bitmap and buddy information.   * So for each group we take up 2 blocks. A page can - * contain blocks_per_page (PAGE_CACHE_SIZE / blocksize)  blocks. + * contain blocks_per_page (PAGE_SIZE / blocksize)  blocks.   * So it can have information regarding groups_per_page which   * is blocks_per_page/2   * @@ -839,7 +839,7 @@ static int ext4_mb_init_cache(struct page *page, char *incore, gfp_t gfp)  	sb = inode->i_sb;  	ngroups = ext4_get_groups_count(sb);  	blocksize = 1 << inode->i_blkbits; -	blocks_per_page = PAGE_CACHE_SIZE / blocksize; +	blocks_per_page = PAGE_SIZE / blocksize;  	groups_per_page = blocks_per_page >> 1;  	if (groups_per_page == 0) @@ -993,7 +993,7 @@ static int ext4_mb_get_buddy_page_lock(struct super_block *sb,  	e4b->bd_buddy_page = NULL;  	e4b->bd_bitmap_page = NULL; -	blocks_per_page = PAGE_CACHE_SIZE / sb->s_blocksize; +	blocks_per_page = PAGE_SIZE / sb->s_blocksize;  	/*  	 * the buddy cache inode stores the block bitmap  	 * and buddy information in consecutive blocks. @@ -1028,11 +1028,11 @@ static void ext4_mb_put_buddy_page_lock(struct ext4_buddy *e4b)  {  	if (e4b->bd_bitmap_page) {  		unlock_page(e4b->bd_bitmap_page); -		page_cache_release(e4b->bd_bitmap_page); +		put_page(e4b->bd_bitmap_page);  	}  	if (e4b->bd_buddy_page) {  		unlock_page(e4b->bd_buddy_page); -		page_cache_release(e4b->bd_buddy_page); +		put_page(e4b->bd_buddy_page);  	}  } @@ -1125,7 +1125,7 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group,  	might_sleep();  	mb_debug(1, "load group %u\n", group); -	blocks_per_page = PAGE_CACHE_SIZE / sb->s_blocksize; +	blocks_per_page = PAGE_SIZE / sb->s_blocksize;  	grp = ext4_get_group_info(sb, group);  	e4b->bd_blkbits = sb->s_blocksize_bits; @@ -1167,7 +1167,7 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group,  			 * is yet to initialize the same. So  			 * wait for it to initialize.  			 */ -			page_cache_release(page); +			put_page(page);  		page = find_or_create_page(inode->i_mapping, pnum, gfp);  		if (page) {  			BUG_ON(page->mapping != inode->i_mapping); @@ -1203,7 +1203,7 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group,  	page = find_get_page_flags(inode->i_mapping, pnum, FGP_ACCESSED);  	if (page == NULL || !PageUptodate(page)) {  		if (page) -			page_cache_release(page); +			put_page(page);  		page = find_or_create_page(inode->i_mapping, pnum, gfp);  		if (page) {  			BUG_ON(page->mapping != inode->i_mapping); @@ -1238,11 +1238,11 @@ ext4_mb_load_buddy_gfp(struct super_block *sb, ext4_group_t group,  err:  	if (page) -		page_cache_release(page); +		put_page(page);  	if (e4b->bd_bitmap_page) -		page_cache_release(e4b->bd_bitmap_page); +		put_page(e4b->bd_bitmap_page);  	if (e4b->bd_buddy_page) -		page_cache_release(e4b->bd_buddy_page); +		put_page(e4b->bd_buddy_page);  	e4b->bd_buddy = NULL;  	e4b->bd_bitmap = NULL;  	return ret; @@ -1257,9 +1257,9 @@ static int ext4_mb_load_buddy(struct super_block *sb, ext4_group_t group,  static void ext4_mb_unload_buddy(struct ext4_buddy *e4b)  {  	if (e4b->bd_bitmap_page) -		page_cache_release(e4b->bd_bitmap_page); +		put_page(e4b->bd_bitmap_page);  	if (e4b->bd_buddy_page) -		page_cache_release(e4b->bd_buddy_page); +		put_page(e4b->bd_buddy_page);  } @@ -2833,8 +2833,8 @@ static void ext4_free_data_callback(struct super_block *sb,  		/* No more items in the per group rb tree  		 * balance refcounts from ext4_mb_free_metadata()  		 */ -		page_cache_release(e4b.bd_buddy_page); -		page_cache_release(e4b.bd_bitmap_page); +		put_page(e4b.bd_buddy_page); +		put_page(e4b.bd_bitmap_page);  	}  	ext4_unlock_group(sb, entry->efd_group);  	kmem_cache_free(ext4_free_data_cachep, entry); @@ -4385,9 +4385,9 @@ static int ext4_mb_release_context(struct ext4_allocation_context *ac)  		ext4_mb_put_pa(ac, ac->ac_sb, pa);  	}  	if (ac->ac_bitmap_page) -		page_cache_release(ac->ac_bitmap_page); +		put_page(ac->ac_bitmap_page);  	if (ac->ac_buddy_page) -		page_cache_release(ac->ac_buddy_page); +		put_page(ac->ac_buddy_page);  	if (ac->ac_flags & EXT4_MB_HINT_GROUP_ALLOC)  		mutex_unlock(&ac->ac_lg->lg_mutex);  	ext4_mb_collect_stats(ac); @@ -4599,8 +4599,8 @@ ext4_mb_free_metadata(handle_t *handle, struct ext4_buddy *e4b,  		 * otherwise we'll refresh it from  		 * on-disk bitmap and lose not-yet-available  		 * blocks */ -		page_cache_get(e4b->bd_buddy_page); -		page_cache_get(e4b->bd_bitmap_page); +		get_page(e4b->bd_buddy_page); +		get_page(e4b->bd_bitmap_page);  	}  	while (*n) {  		parent = *n;  | 
