X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=fs%2Fdebugfs%2Finode.c;h=b55b4ea9a67675a92377ffeb4a12ab9542ed8ca6;hb=d90125bfe958ed0451c6b98f831c86aba08b43d5;hp=a86ac4aeaedb8136a14861e1aa16be95fbd05549;hpb=c1b054d03f5b31c33eaa0b267c629b118eaf3790;p=powerpc.git

diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index a86ac4aeae..b55b4ea9a6 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -67,12 +67,13 @@ static struct inode *debugfs_get_inode(struct super_block *sb, int mode, dev_t d
 static int debugfs_mknod(struct inode *dir, struct dentry *dentry,
 			 int mode, dev_t dev)
 {
-	struct inode *inode = debugfs_get_inode(dir->i_sb, mode, dev);
+	struct inode *inode;
 	int error = -EPERM;
 
 	if (dentry->d_inode)
 		return -EEXIST;
 
+	inode = debugfs_get_inode(dir->i_sb, mode, dev);
 	if (inode) {
 		d_instantiate(dentry, inode);
 		dget(dentry);
@@ -146,7 +147,7 @@ static int debugfs_create_by_name(const char *name, mode_t mode,
 	}
 
 	*dentry = NULL;
-	down(&parent->d_inode->i_sem);
+	mutex_lock(&parent->d_inode->i_mutex);
 	*dentry = lookup_one_len(name, parent, strlen(name));
 	if (!IS_ERR(dentry)) {
 		if ((mode & S_IFMT) == S_IFDIR)
@@ -155,7 +156,7 @@ static int debugfs_create_by_name(const char *name, mode_t mode,
 			error = debugfs_create(parent->d_inode, *dentry, mode);
 	} else
 		error = PTR_ERR(dentry);
-	up(&parent->d_inode->i_sem);
+	mutex_unlock(&parent->d_inode->i_mutex);
 
 	return error;
 }
@@ -191,7 +192,7 @@ static int debugfs_create_by_name(const char *name, mode_t mode,
  */
 struct dentry *debugfs_create_file(const char *name, mode_t mode,
 				   struct dentry *parent, void *data,
-				   struct file_operations *fops)
+				   const struct file_operations *fops)
 {
 	struct dentry *dentry = NULL;
 	int error;
@@ -273,7 +274,7 @@ void debugfs_remove(struct dentry *dentry)
 	if (!parent || !parent->d_inode)
 		return;
 
-	down(&parent->d_inode->i_sem);
+	mutex_lock(&parent->d_inode->i_mutex);
 	if (debugfs_positive(dentry)) {
 		if (dentry->d_inode) {
 			if (S_ISDIR(dentry->d_inode->i_mode))
@@ -283,7 +284,7 @@ void debugfs_remove(struct dentry *dentry)
 		dput(dentry);
 		}
 	}
-	up(&parent->d_inode->i_sem);
+	mutex_unlock(&parent->d_inode->i_mutex);
 	simple_release_fs(&debugfs_mount, &debugfs_mount_count);
 }
 EXPORT_SYMBOL_GPL(debugfs_remove);