Commit 64aa7ed9 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: change get_new_data_page to pass a locked node page 



This patch is for passing a locked node page to get_dnode_of_data.

Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent 1646cfac

fs/f2fs/data.c

+7 −5
Original line number Diff line number Diff line
@@ -280,8 +280,8 @@ struct page *get_lock_data_page(struct inode *inode, pgoff_t index) 
 * Also, caller should grab and release a mutex by calling mutex_lock_op() and

 * mutex_unlock_op().

 */

struct page *get_new_data_page(struct inode *inode, pgoff_t index,

						bool new_i_size)

struct page *get_new_data_page(struct inode *inode,

		struct page *npage, pgoff_t index, bool new_i_size)

{

	struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);

	struct address_space *mapping = inode->i_mapping;
@@ -289,17 +289,19 @@ struct page *get_new_data_page(struct inode *inode, pgoff_t index, 
	struct dnode_of_data dn;

	int err;



	set_new_dnode(&dn, inode, NULL, NULL, 0);

	set_new_dnode(&dn, inode, npage, npage, 0);

	err = get_dnode_of_data(&dn, index, ALLOC_NODE);

	if (err)

		return ERR_PTR(err);



	if (dn.data_blkaddr == NULL_ADDR) {

		if (reserve_new_block(&dn)) {

			if (!npage)

				f2fs_put_dnode(&dn);

			return ERR_PTR(-ENOSPC);

		}

	}

	if (!npage)

		f2fs_put_dnode(&dn);

repeat:

	page = grab_cache_page(mapping, index);

fs/f2fs/dir.c

+2 −2
Original line number Diff line number Diff line
@@ -287,7 +287,7 @@ static int make_empty_dir(struct inode *inode, struct inode *parent) 
	struct f2fs_dir_entry *de;

	void *kaddr;



	dentry_page = get_new_data_page(inode, 0, true);

	dentry_page = get_new_data_page(inode, NULL, 0, true);

	if (IS_ERR(dentry_page))

		return PTR_ERR(dentry_page);
@@ -448,7 +448,7 @@ int __f2fs_add_link(struct inode *dir, const struct qstr *name, struct inode *in 
	bidx = dir_block_index(level, (le32_to_cpu(dentry_hash) % nbucket));



	for (block = bidx; block <= (bidx + nblock - 1); block++) {

		dentry_page = get_new_data_page(dir, block, true);

		dentry_page = get_new_data_page(dir, NULL, block, true);

		if (IS_ERR(dentry_page))

			return PTR_ERR(dentry_page);

fs/f2fs/f2fs.h

+1 −1
Original line number Diff line number Diff line
@@ -1027,7 +1027,7 @@ int reserve_new_block(struct dnode_of_data *); 
void update_extent_cache(block_t, struct dnode_of_data *);

struct page *find_data_page(struct inode *, pgoff_t, bool);

struct page *get_lock_data_page(struct inode *, pgoff_t);

struct page *get_new_data_page(struct inode *, pgoff_t, bool);

struct page *get_new_data_page(struct inode *, struct page *, pgoff_t, bool);

int f2fs_readpage(struct f2fs_sb_info *, struct page *, block_t, int);

int do_write_data_page(struct page *);

fs/f2fs/file.c

+1 −1
Original line number Diff line number Diff line
@@ -387,7 +387,7 @@ static void fill_zero(struct inode *inode, pgoff_t index, 
	f2fs_balance_fs(sbi);



	ilock = mutex_lock_op(sbi);

	page = get_new_data_page(inode, index, false);

	page = get_new_data_page(inode, NULL, index, false);

	mutex_unlock_op(sbi, ilock);



	if (!IS_ERR(page)) {