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autofs4: pass mode to autofs4_get_inode() explicitly 

In all cases we'd set inf->mode to know value just before
passing it to autofs4_get_inode().  That kills the need
to store it in autofs_info and pass it to autofs_init_ino()

Acked-by: Ian Kent <raven@themaw.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-01-16 17:20:23 -05:00
parent 14a2f00bde
commit 09f12c03fa
3 changed files with 15 additions and 16 deletions
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5
fs/autofs4/autofs_i.h
View File

@ -89,7 +89,6 @@ struct autofs_info {
uid_t uid;
gid_t gid;
mode_t mode;
size_t size;
};
@ -170,7 +169,7 @@ static inline int autofs4_ispending(struct dentry *dentry)
return 0;
}
struct inode *autofs4_get_inode(struct super_block *, struct autofs_info *);
struct inode *autofs4_get_inode(struct super_block *, struct autofs_info *, mode_t);
void autofs4_free_ino(struct autofs_info *);
/* Expiration */
@ -280,7 +279,7 @@ static inline void managed_dentry_clear_managed(struct dentry *dentry)
/* Initializing function */
int autofs4_fill_super(struct super_block *, void *, int);
struct autofs_info *autofs4_init_ino(struct autofs_info *, struct autofs_sb_info *sbi, mode_t mode);
struct autofs_info *autofs4_init_ino(struct autofs_info *, struct autofs_sb_info *sbi);
/* Queue management functions */

16
fs/autofs4/inode.c
View File

@ -23,7 +23,7 @@
#include <linux/module.h>
struct autofs_info *autofs4_init_ino(struct autofs_info *ino,
struct autofs_sb_info *sbi, mode_t mode)
struct autofs_sb_info *sbi)
{
int reinit = 1;
@ -47,7 +47,6 @@ struct autofs_info *autofs4_init_ino(struct autofs_info *ino,
ino->uid = 0;
ino->gid = 0;
ino->mode = mode;
ino->last_used = jiffies;
ino->sbi = sbi;
@ -258,10 +257,10 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent)
/*
* Get the root inode and dentry, but defer checking for errors.
*/
ino = autofs4_init_ino(NULL, sbi, S_IFDIR | 0755);
ino = autofs4_init_ino(NULL, sbi);
if (!ino)
goto fail_free;
root_inode = autofs4_get_inode(s, ino);
root_inode = autofs4_get_inode(s, ino, S_IFDIR | 0755);
if (!root_inode)
goto fail_ino;
@ -345,14 +344,15 @@ fail_unlock:
}
struct inode *autofs4_get_inode(struct super_block *sb,
struct autofs_info *inf)
struct autofs_info *inf,
mode_t mode)
{
struct inode *inode = new_inode(sb);
if (inode == NULL)
return NULL;
inode->i_mode = inf->mode;
inode->i_mode = mode;
if (sb->s_root) {
inode->i_uid = sb->s_root->d_inode->i_uid;
inode->i_gid = sb->s_root->d_inode->i_gid;
@ -360,11 +360,11 @@ struct inode *autofs4_get_inode(struct super_block *sb,
inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
inode->i_ino = get_next_ino();
if (S_ISDIR(inf->mode)) {
if (S_ISDIR(mode)) {
inode->i_nlink = 2;
inode->i_op = &autofs4_dir_inode_operations;
inode->i_fop = &autofs4_dir_operations;
} else if (S_ISLNK(inf->mode)) {
} else if (S_ISLNK(mode)) {
inode->i_size = inf->size;
inode->i_op = &autofs4_symlink_inode_operations;
}

10
fs/autofs4/root.c
View File

@ -508,7 +508,7 @@ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, s
if (autofs_type_indirect(sbi->type) && IS_ROOT(dentry->d_parent))
__managed_dentry_set_managed(dentry);
ino = autofs4_init_ino(NULL, sbi, 0555);
ino = autofs4_init_ino(NULL, sbi);
if (!ino)
return ERR_PTR(-ENOMEM);
@ -538,7 +538,7 @@ static int autofs4_dir_symlink(struct inode *dir,
if (!autofs4_oz_mode(sbi))
return -EACCES;
ino = autofs4_init_ino(ino, sbi, S_IFLNK | 0555);
ino = autofs4_init_ino(ino, sbi);
if (!ino)
return -ENOMEM;
@ -554,7 +554,7 @@ static int autofs4_dir_symlink(struct inode *dir,
strcpy(cp, symname);
inode = autofs4_get_inode(dir->i_sb, ino);
inode = autofs4_get_inode(dir->i_sb, ino, S_IFLNK | 0555);
if (!inode) {
kfree(cp);
if (!dentry->d_fsdata)
@ -733,13 +733,13 @@ static int autofs4_dir_mkdir(struct inode *dir, struct dentry *dentry, int mode)
DPRINTK("dentry %p, creating %.*s",
dentry, dentry->d_name.len, dentry->d_name.name);
ino = autofs4_init_ino(ino, sbi, S_IFDIR | 0555);
ino = autofs4_init_ino(ino, sbi);
if (!ino)
return -ENOMEM;
autofs4_del_active(dentry);
inode = autofs4_get_inode(dir->i_sb, ino);
inode = autofs4_get_inode(dir->i_sb, ino, S_IFDIR | 0555);
if (!inode) {
if (!dentry->d_fsdata)
kfree(ino);