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authorAl Viro <viro@zeniv.linux.org.uk>2013-01-24 18:27:00 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2013-02-22 23:31:35 -0500
commita713ca2ab9d14dc5c86634bc445ce1f66552c169 (patch)
tree7bbdec28076e4e6709564bd57a6fe11d20a4367a
parentcc2a5271155a108c9c6a8d70ec4e4f860f32cd07 (diff)
downloadlwn-a713ca2ab9d14dc5c86634bc445ce1f66552c169.tar.gz
lwn-a713ca2ab9d14dc5c86634bc445ce1f66552c169.zip
constify __d_lookup() arguments
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/dcache.c2
-rw-r--r--include/linux/dcache.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/fs/dcache.c b/fs/dcache.c
index 8f15e8d71bba..93d9f4e1a8ed 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1919,7 +1919,7 @@ EXPORT_SYMBOL(d_lookup);
*
* __d_lookup callers must be commented.
*/
-struct dentry *__d_lookup(struct dentry *parent, struct qstr *name)
+struct dentry *__d_lookup(const struct dentry *parent, const struct qstr *name)
{
unsigned int len = name->len;
unsigned int hash = name->hash;
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 63e96844a8e8..969086c03301 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -295,7 +295,7 @@ extern struct dentry *d_ancestor(struct dentry *, struct dentry *);
/* appendix may either be NULL or be used for transname suffixes */
extern struct dentry *d_lookup(struct dentry *, struct qstr *);
extern struct dentry *d_hash_and_lookup(struct dentry *, struct qstr *);
-extern struct dentry *__d_lookup(struct dentry *, struct qstr *);
+extern struct dentry *__d_lookup(const struct dentry *, const struct qstr *);
extern struct dentry *__d_lookup_rcu(const struct dentry *parent,
const struct qstr *name,
unsigned *seq, struct inode *inode);