f2fs: init_dent_inode() should take qstr

for one thing, it doesn't (and shouldn't) use anything else from dentry;
for another, on some call chains the dentry is fake and should
be eliminated completely.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 951ed52..5133229 100644 (file)
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -265,7 +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;
 
@@ -274,10 +274,10 @@ 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);
 }
 
@@ -310,7 +310,7 @@ static int init_inode_metadata(struct inode *inode, struct dentry *dentry)
                if (IS_ERR(ipage))
                        return PTR_ERR(ipage);
                set_cold_node(inode, ipage);
-               init_dent_inode(dentry, ipage);
+               init_dent_inode(&dentry->d_name, ipage);
                f2fs_put_page(ipage, 1);
        }
        if (is_inode_flag_set(F2FS_I(inode), FI_INC_LINK)) {

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 13c6dfb..7328625 100644 (file)
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -867,7 +867,7 @@ struct f2fs_dir_entry *f2fs_parent_dir(struct inode *, struct page **);
 ino_t f2fs_inode_by_name(struct inode *, struct qstr *);
 void f2fs_set_link(struct inode *, struct f2fs_dir_entry *,
                                struct page *, struct inode *);
-void init_dent_inode(struct dentry *, struct page *);
+void init_dent_inode(const struct qstr *, struct page *);
 int f2fs_add_link(struct dentry *, struct inode *);
 void f2fs_delete_entry(struct f2fs_dir_entry *, struct page *, struct inode *);
 int f2fs_make_empty(struct inode *, struct inode *);

diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index 5066bfd..5caa946 100644 (file)
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -790,7 +790,7 @@ int new_inode_page(struct inode *inode, struct dentry *dentry)
        set_new_dnode(&dn, inode, NULL, NULL, inode->i_ino);
        mutex_lock_op(sbi, NODE_NEW);
        page = new_node_page(&dn, 0);
-       init_dent_inode(dentry, page);
+       init_dent_inode(&dentry->d_name, page);
        mutex_unlock_op(sbi, NODE_NEW);
        if (IS_ERR(page))
                return PTR_ERR(page);