AcoSail/kernel_optimize_test
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f2fs: init_dent_inode() should take qstr

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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>
This commit is contained in:
Al Viro 2013-01-25 16:01:21 -05:00
parent 3a142ed962
commit 53dc9a6776
3 changed files with 7 additions and 7 deletions
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10
fs/f2fs/dir.c
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@ -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)) {

2
fs/f2fs/f2fs.h
View File

@ -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 *);

2
fs/f2fs/node.c
View File

@ -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);