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kill find_inode_number()

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the only remaining caller (in ncpfs) is guaranteed to return 0 -
we only hit it if we'd just checked that there's no dentry with
such name.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-06-15 11:37:47 +04:00
parent 6b5e1223d9
commit 0b3fca1fd1
3 changed files with 0 additions and 32 deletions
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29
fs/dcache.c
View File

@ -2984,35 +2984,6 @@ void d_tmpfile(struct dentry *dentry, struct inode *inode)
}
EXPORT_SYMBOL(d_tmpfile);
/**
* find_inode_number - check for dentry with name
* @dir: directory to check
* @name: Name to find.
*
* Check whether a dentry already exists for the given name,
* and return the inode number if it has an inode. Otherwise
* 0 is returned.
*
* This routine is used to post-process directory listings for
* filesystems using synthetic inode numbers, and is necessary
* to keep getcwd() working.
*/
ino_t find_inode_number(struct dentry *dir, struct qstr *name)
{
struct dentry * dentry;
ino_t ino = 0;
dentry = d_hash_and_lookup(dir, name);
if (!IS_ERR_OR_NULL(dentry)) {
if (dentry->d_inode)
ino = dentry->d_inode->i_ino;
dput(dentry);
}
return ino;
}
EXPORT_SYMBOL(find_inode_number);
static __initdata unsigned long dhash_entries;
static int __init set_dhash_entries(char *str)
{

2
fs/ncpfs/dir.c
View File

@ -659,8 +659,6 @@ ncp_fill_cache(struct file *file, struct dir_context *ctx,
if (!valid)
ctl.valid = 0;
if (!ctl.filled && (ctl.fpos == ctx->pos)) {
if (!ino)
ino = find_inode_number(dentry, &qname);
if (!ino)
ino = iunique(dir->i_sb, 2);
ctl.filled = !dir_emit(ctx, qname.name, qname.len,

1
include/linux/fs.h
View File

@ -2311,7 +2311,6 @@ extern struct file * open_exec(const char *);
/* fs/dcache.c -- generic fs support functions */
extern int is_subdir(struct dentry *, struct dentry *);
extern int path_is_under(struct path *, struct path *);
extern ino_t find_inode_number(struct dentry *, struct qstr *);
#include <linux/err.h>