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Commit 63a67a92 authored by Al Viro's avatar Al Viro
Browse files

kill dentry_update_name_case() 



the last user is gone

Spotted-by: default avatarRichard Weinberger <richard@nod.at>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent ce397d21

fs/dcache.c

+0 −27
Original line number Diff line number Diff line
@@ -2676,33 +2676,6 @@ struct dentry *d_exact_alias(struct dentry *entry, struct inode *inode) 
}

EXPORT_SYMBOL(d_exact_alias);



/**

 * dentry_update_name_case - update case insensitive dentry with a new name

 * @dentry: dentry to be updated

 * @name: new name

 *

 * Update a case insensitive dentry with new case of name.

 *

 * dentry must have been returned by d_lookup with name @name. Old and new

 * name lengths must match (ie. no d_compare which allows mismatched name

 * lengths).

 *

 * Parent inode i_mutex must be held over d_lookup and into this call (to

 * keep renames and concurrent inserts, and readdir(2) away).

 */

void dentry_update_name_case(struct dentry *dentry, const struct qstr *name)

{

	BUG_ON(!inode_is_locked(dentry->d_parent->d_inode));

	BUG_ON(dentry->d_name.len != name->len); /* d_lookup gives this */



	spin_lock(&dentry->d_lock);

	write_seqcount_begin(&dentry->d_seq);

	memcpy((unsigned char *)dentry->d_name.name, name->name, name->len);

	write_seqcount_end(&dentry->d_seq);

	spin_unlock(&dentry->d_lock);

}

EXPORT_SYMBOL(dentry_update_name_case);



static void swap_names(struct dentry *dentry, struct dentry *target)

{

	if (unlikely(dname_external(target))) {

include/linux/dcache.h

+0 −2
Original line number Diff line number Diff line
@@ -271,8 +271,6 @@ extern void d_rehash(struct dentry *); 
 

extern void d_add(struct dentry *, struct inode *);



extern void dentry_update_name_case(struct dentry *, const struct qstr *);



/* used for rename() and baskets */

extern void d_move(struct dentry *, struct dentry *);

extern void d_exchange(struct dentry *, struct dentry *);