1 files changed, 23 insertions, 24 deletions

diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index b4e24f32b54e..a1f38443ecee 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -11,6 +11,7 @@
 #include <linux/fs.h>
 #include <linux/f2fs_fs.h>
 #include "f2fs.h"
+#include "node.h"
 #include "acl.h"
 
 static unsigned long dir_blocks(struct inode *inode)
@@ -74,7 +75,7 @@ static unsigned long dir_block_index(unsigned int level, unsigned int idx)
 	return bidx;
 }
 
-static bool early_match_name(const char *name, int namelen,
+static bool early_match_name(const char *name, size_t namelen,
 			f2fs_hash_t namehash, struct f2fs_dir_entry *de)
 {
 	if (le16_to_cpu(de->name_len) != namelen)
@@ -87,7 +88,7 @@ static bool early_match_name(const char *name, int namelen,
 }
 
 static struct f2fs_dir_entry *find_in_block(struct page *dentry_page,
-			const char *name, int namelen, int *max_slots,
+			const char *name, size_t namelen, int *max_slots,
 			f2fs_hash_t namehash, struct page **res_page)
 {
 	struct f2fs_dir_entry *de;
@@ -126,7 +127,7 @@ found:
 }
 
 static struct f2fs_dir_entry *find_in_level(struct inode *dir,
-		unsigned int level, const char *name, int namelen,
+		unsigned int level, const char *name, size_t namelen,
 			f2fs_hash_t namehash, struct page **res_page)
 {
 	int s = GET_DENTRY_SLOTS(namelen);
@@ -181,7 +182,7 @@ struct f2fs_dir_entry *f2fs_find_entry(struct inode *dir,
 			struct qstr *child, struct page **res_page)
 {
 	const char *name = child->name;
-	int namelen = child->len;
+	size_t namelen = child->len;
 	unsigned long npages = dir_blocks(dir);
 	struct f2fs_dir_entry *de = NULL;
 	f2fs_hash_t name_hash;
@@ -264,7 +265,7 @@ void f2fs_set_link(struct inode *dir, struct f2fs_dir_entry *de,
 	mutex_unlock_op(sbi, DENTRY_OPS);
 }
 
-void init_dent_inode(struct dentry *dentry, struct page *ipage)
+void init_dent_inode(const struct qstr *name, struct page *ipage)
 {
 	struct f2fs_node *rn;
 
@@ -273,20 +274,19 @@ void init_dent_inode(struct dentry *dentry, struct page *ipage)
 
 	wait_on_page_writeback(ipage);
 
-	/* copy dentry info. to this inode page */
+	/* copy name info. to this inode page */
 	rn = (struct f2fs_node *)page_address(ipage);
-	rn->i.i_namelen = cpu_to_le32(dentry->d_name.len);
-	memcpy(rn->i.i_name, dentry->d_name.name, dentry->d_name.len);
+	rn->i.i_namelen = cpu_to_le32(name->len);
+	memcpy(rn->i.i_name, name->name, name->len);
 	set_page_dirty(ipage);
 }
 
-static int init_inode_metadata(struct inode *inode, struct dentry *dentry)
+static int init_inode_metadata(struct inode *inode,
+		struct inode *dir, const struct qstr *name)
 {
-	struct inode *dir = dentry->d_parent->d_inode;
-
 	if (is_inode_flag_set(F2FS_I(inode), FI_NEW_INODE)) {
 		int err;
-		err = new_inode_page(inode, dentry);
+		err = new_inode_page(inode, name);
 		if (err)
 			return err;
 
@@ -308,7 +308,8 @@ static int init_inode_metadata(struct inode *inode, struct dentry *dentry)
 		ipage = get_node_page(F2FS_SB(dir->i_sb), inode->i_ino);
 		if (IS_ERR(ipage))
 			return PTR_ERR(ipage);
-		init_dent_inode(dentry, ipage);
+		set_cold_node(inode, ipage);
+		init_dent_inode(name, ipage);
 		f2fs_put_page(ipage, 1);
 	}
 	if (is_inode_flag_set(F2FS_I(inode), FI_INC_LINK)) {
@@ -369,7 +370,7 @@ next:
 	goto next;
 }
 
-int f2fs_add_link(struct dentry *dentry, struct inode *inode)
+int __f2fs_add_link(struct inode *dir, const struct qstr *name, struct inode *inode)
 {
 	unsigned int bit_pos;
 	unsigned int level;
@@ -378,17 +379,15 @@ int f2fs_add_link(struct dentry *dentry, struct inode *inode)
 	f2fs_hash_t dentry_hash;
 	struct f2fs_dir_entry *de;
 	unsigned int nbucket, nblock;
-	struct inode *dir = dentry->d_parent->d_inode;
 	struct f2fs_sb_info *sbi = F2FS_SB(dir->i_sb);
-	const char *name = dentry->d_name.name;
-	int namelen = dentry->d_name.len;
+	size_t namelen = name->len;
 	struct page *dentry_page = NULL;
 	struct f2fs_dentry_block *dentry_blk = NULL;
 	int slots = GET_DENTRY_SLOTS(namelen);
 	int err = 0;
 	int i;
 
-	dentry_hash = f2fs_dentry_hash(name, dentry->d_name.len);
+	dentry_hash = f2fs_dentry_hash(name->name, name->len);
 	level = 0;
 	current_depth = F2FS_I(dir)->i_current_depth;
 	if (F2FS_I(dir)->chash == dentry_hash) {
@@ -431,7 +430,7 @@ start:
 	++level;
 	goto start;
 add_dentry:
-	err = init_inode_metadata(inode, dentry);
+	err = init_inode_metadata(inode, dir, name);
 	if (err)
 		goto fail;
 
@@ -440,7 +439,7 @@ add_dentry:
 	de = &dentry_blk->dentry[bit_pos];
 	de->hash_code = dentry_hash;
 	de->name_len = cpu_to_le16(namelen);
-	memcpy(dentry_blk->filename[bit_pos], name, namelen);
+	memcpy(dentry_blk->filename[bit_pos], name->name, name->len);
 	de->ino = cpu_to_le32(inode->i_ino);
 	set_de_type(de, inode);
 	for (i = 0; i < slots; i++)
@@ -501,7 +500,7 @@ void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page,
 	}
 
 	if (inode) {
-		inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME;
+		inode->i_ctime = CURRENT_TIME;
 		drop_nlink(inode);
 		if (S_ISDIR(inode->i_mode)) {
 			drop_nlink(inode);
@@ -540,13 +539,13 @@ int f2fs_make_empty(struct inode *inode, struct inode *parent)
 
 	de = &dentry_blk->dentry[0];
 	de->name_len = cpu_to_le16(1);
-	de->hash_code = 0;
+	de->hash_code = f2fs_dentry_hash(".", 1);
 	de->ino = cpu_to_le32(inode->i_ino);
 	memcpy(dentry_blk->filename[0], ".", 1);
 	set_de_type(de, inode);
 
 	de = &dentry_blk->dentry[1];
-	de->hash_code = 0;
+	de->hash_code = f2fs_dentry_hash("..", 2);
 	de->name_len = cpu_to_le16(2);
 	de->ino = cpu_to_le32(parent->i_ino);
 	memcpy(dentry_blk->filename[1], "..", 2);
@@ -601,7 +600,7 @@ bool f2fs_empty_dir(struct inode *dir)
 static int f2fs_readdir(struct file *file, void *dirent, filldir_t filldir)
 {
 	unsigned long pos = file->f_pos;
-	struct inode *inode = file->f_dentry->d_inode;
+	struct inode *inode = file_inode(file);
 	unsigned long npages = dir_blocks(inode);
 	unsigned char *types = NULL;
 	unsigned int bit_pos = 0, start_bit_pos = 0;