d_path pile

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Merge tag 'pull-d_path' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull vfs d_path updates from Al Viro.

* tag 'pull-d_path' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  d_path.c: typo fix...
  dynamic_dname(): drop unused dentry argument

drivers/dma-buf/dma-buf.c

@@ -53,7 +53,7 @@ static char *dmabuffs_dname(struct dentry *dentry, char *buffer, int buflen)
 		ret = strlcpy(name, dmabuf->name, DMA_BUF_NAME_LEN);
 	spin_unlock(&dmabuf->name_lock);
 
-	return dynamic_dname(dentry, buffer, buflen, "/%s:%s",
+	return dynamic_dname(buffer, buflen, "/%s:%s",
 			     dentry->d_name.name, ret > 0 ? name : "");
 }
 

fs/anon_inodes.c

@@ -32,7 +32,7 @@ static struct inode *anon_inode_inode;
  */
 static char *anon_inodefs_dname(struct dentry *dentry, char *buffer, int buflen)
 {
-	return dynamic_dname(dentry, buffer, buflen, "anon_inode:%s",
+	return dynamic_dname(buffer, buflen, "anon_inode:%s",
 				dentry->d_name.name);
 }
 

fs/d_path.c

@@ -34,7 +34,7 @@ static bool prepend_char(struct prepend_buffer *p, unsigned char c)
 }
 
 /*
- * The source of the prepend data can be an optimistoc load
+ * The source of the prepend data can be an optimistic load
  * of a dentry name and length. And because we don't hold any
  * locks, the length and the pointer to the name may not be
  * in sync if a concurrent rename happens, and the kernel
@@ -297,8 +297,7 @@ EXPORT_SYMBOL(d_path);
 /*
  * Helper function for dentry_operations.d_dname() members
  */
-char *dynamic_dname(struct dentry *dentry, char *buffer, int buflen,
-			const char *fmt, ...)
+char *dynamic_dname(char *buffer, int buflen, const char *fmt, ...)
 {
 	va_list args;
 	char temp[64];

fs/nsfs.c

@@ -28,7 +28,7 @@ static char *ns_dname(struct dentry *dentry, char *buffer, int buflen)
 	struct inode *inode = d_inode(dentry);
 	const struct proc_ns_operations *ns_ops = dentry->d_fsdata;
 
-	return dynamic_dname(dentry, buffer, buflen, "%s:[%lu]",
+	return dynamic_dname(buffer, buflen, "%s:[%lu]",
 		ns_ops->name, inode->i_ino);
 }
 

fs/pipe.c

@@ -860,7 +860,7 @@ static struct vfsmount *pipe_mnt __read_mostly;
  */
 static char *pipefs_dname(struct dentry *dentry, char *buffer, int buflen)
 {
-	return dynamic_dname(dentry, buffer, buflen, "pipe:[%lu]",
+	return dynamic_dname(buffer, buflen, "pipe:[%lu]",
 				d_inode(dentry)->i_ino);
 }
 

include/linux/dcache.h

@@ -287,8 +287,8 @@ static inline unsigned d_count(const struct dentry *dentry)
 /*
  * helper function for dentry_operations.d_dname() members
  */
-extern __printf(4, 5)
-char *dynamic_dname(struct dentry *, char *, int, const char *, ...);
+extern __printf(3, 4)
+char *dynamic_dname(char *, int, const char *, ...);
 
 extern char *__d_path(const struct path *, const struct path *, char *, int);
 extern char *d_absolute_path(const struct path *, char *, int);

net/socket.c

@@ -355,7 +355,7 @@ static const struct super_operations sockfs_ops = {
  */
 static char *sockfs_dname(struct dentry *dentry, char *buffer, int buflen)
 {
-	return dynamic_dname(dentry, buffer, buflen, "socket:[%lu]",
+	return dynamic_dname(buffer, buflen, "socket:[%lu]",
 				d_inode(dentry)->i_ino);
 }