Linux-libre 4.5-gnu

5 files changed, 24 insertions, 18 deletions

diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index e49bd2808..795992a83 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -515,8 +515,8 @@ static int ubifs_link(struct dentry *old_dentry, struct inode *dir,
 	dbg_gen("dent '%pd' to ino %lu (nlink %d) in dir ino %lu",
 		dentry, inode->i_ino,
 		inode->i_nlink, dir->i_ino);
-	ubifs_assert(mutex_is_locked(&dir->i_mutex));
-	ubifs_assert(mutex_is_locked(&inode->i_mutex));
+	ubifs_assert(inode_is_locked(dir));
+	ubifs_assert(inode_is_locked(inode));
 
 	err = dbg_check_synced_i_size(c, inode);
 	if (err)
@@ -572,8 +572,8 @@ static int ubifs_unlink(struct inode *dir, struct dentry *dentry)
 	dbg_gen("dent '%pd' from ino %lu (nlink %d) in dir ino %lu",
 		dentry, inode->i_ino,
 		inode->i_nlink, dir->i_ino);
-	ubifs_assert(mutex_is_locked(&dir->i_mutex));
-	ubifs_assert(mutex_is_locked(&inode->i_mutex));
+	ubifs_assert(inode_is_locked(dir));
+	ubifs_assert(inode_is_locked(inode));
 	err = dbg_check_synced_i_size(c, inode);
 	if (err)
 		return err;
@@ -661,8 +661,8 @@ static int ubifs_rmdir(struct inode *dir, struct dentry *dentry)
 
 	dbg_gen("directory '%pd', ino %lu in dir ino %lu", dentry,
 		inode->i_ino, dir->i_ino);
-	ubifs_assert(mutex_is_locked(&dir->i_mutex));
-	ubifs_assert(mutex_is_locked(&inode->i_mutex));
+	ubifs_assert(inode_is_locked(dir));
+	ubifs_assert(inode_is_locked(inode));
 	err = check_dir_empty(c, d_inode(dentry));
 	if (err)
 		return err;
@@ -996,10 +996,10 @@ static int ubifs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	dbg_gen("dent '%pd' ino %lu in dir ino %lu to dent '%pd' in dir ino %lu",
 		old_dentry, old_inode->i_ino, old_dir->i_ino,
 		new_dentry, new_dir->i_ino);
-	ubifs_assert(mutex_is_locked(&old_dir->i_mutex));
-	ubifs_assert(mutex_is_locked(&new_dir->i_mutex));
+	ubifs_assert(inode_is_locked(old_dir));
+	ubifs_assert(inode_is_locked(new_dir));
 	if (unlink)
-		ubifs_assert(mutex_is_locked(&new_inode->i_mutex));
+		ubifs_assert(inode_is_locked(new_inode));
 
 
 	if (unlink && is_dir) {
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 0edc12856..065c88f8e 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1317,7 +1317,7 @@ int ubifs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
 	err = filemap_write_and_wait_range(inode->i_mapping, start, end);
 	if (err)
 		return err;
-	mutex_lock(&inode->i_mutex);
+	inode_lock(inode);
 
 	/* Synchronize the inode unless this is a 'datasync()' call. */
 	if (!datasync || (inode->i_state & I_DIRTY_DATASYNC)) {
@@ -1332,7 +1332,7 @@ int ubifs_fsync(struct file *file, loff_t start, loff_t end, int datasync)
 	 */
 	err = ubifs_sync_wbufs_by_inode(c, inode);
 out:
-	mutex_unlock(&inode->i_mutex);
+	inode_unlock(inode);
 	return err;
 }
 
@@ -1608,7 +1608,7 @@ const struct inode_operations ubifs_file_inode_operations = {
 
 const struct inode_operations ubifs_symlink_inode_operations = {
 	.readlink    = generic_readlink,
-	.follow_link = simple_follow_link,
+	.get_link    = simple_get_link,
 	.setattr     = ubifs_setattr,
 	.getattr     = ubifs_getattr,
 	.setxattr    = ubifs_setxattr,
diff --git a/fs/ubifs/key.h b/fs/ubifs/key.h
index 92a8491a8..c0a95e393 100644
--- a/fs/ubifs/key.h
+++ b/fs/ubifs/key.h
@@ -34,6 +34,12 @@
  * node. We use "r5" hash borrowed from reiserfs.
  */
 
+/*
+ * Lot's of the key helpers require a struct ubifs_info *c as the first parameter.
+ * But we are not using it at all currently. That's designed for future extensions of
+ * different c->key_format. But right now, there is only one key type, UBIFS_SIMPLE_KEY_FMT.
+ */
+
 #ifndef __UBIFS_KEY_H__
 #define __UBIFS_KEY_H__
 
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 1fd90c079..a233ba913 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -2248,8 +2248,8 @@ static int __init ubifs_init(void)
 
 	ubifs_inode_slab = kmem_cache_create("ubifs_inode_slab",
 				sizeof(struct ubifs_inode), 0,
-				SLAB_MEM_SPREAD | SLAB_RECLAIM_ACCOUNT,
-				&inode_slab_ctor);
+				SLAB_MEM_SPREAD | SLAB_RECLAIM_ACCOUNT |
+				SLAB_ACCOUNT, &inode_slab_ctor);
 	if (!ubifs_inode_slab)
 		return -ENOMEM;
 
diff --git a/fs/ubifs/xattr.c b/fs/ubifs/xattr.c
index e8b01b721..c7f4d434d 100644
--- a/fs/ubifs/xattr.c
+++ b/fs/ubifs/xattr.c
@@ -267,7 +267,7 @@ static int check_namespace(const struct qstr *nm)
 
 	if (!strncmp(nm->name, XATTR_TRUSTED_PREFIX,
 		     XATTR_TRUSTED_PREFIX_LEN)) {
-		if (nm->name[sizeof(XATTR_TRUSTED_PREFIX) - 1] == '\0')
+		if (nm->name[XATTR_TRUSTED_PREFIX_LEN] == '\0')
 			return -EINVAL;
 		type = TRUSTED_XATTR;
 	} else if (!strncmp(nm->name, XATTR_USER_PREFIX,
@@ -277,7 +277,7 @@ static int check_namespace(const struct qstr *nm)
 		type = USER_XATTR;
 	} else if (!strncmp(nm->name, XATTR_SECURITY_PREFIX,
 				     XATTR_SECURITY_PREFIX_LEN)) {
-		if (nm->name[sizeof(XATTR_SECURITY_PREFIX) - 1] == '\0')
+		if (nm->name[XATTR_SECURITY_PREFIX_LEN] == '\0')
 			return -EINVAL;
 		type = SECURITY_XATTR;
 	} else
@@ -313,7 +313,7 @@ static int setxattr(struct inode *host, const char *name, const void *value,
 	union ubifs_key key;
 	int err, type;
 
-	ubifs_assert(mutex_is_locked(&host->i_mutex));
+	ubifs_assert(inode_is_locked(host));
 
 	if (size > UBIFS_MAX_INO_DATA)
 		return -ERANGE;
@@ -550,7 +550,7 @@ int ubifs_removexattr(struct dentry *dentry, const char *name)
 
 	dbg_gen("xattr '%s', ino %lu ('%pd')", name,
 		host->i_ino, dentry);
-	ubifs_assert(mutex_is_locked(&host->i_mutex));
+	ubifs_assert(inode_is_locked(host));
 
 	err = check_namespace(&nm);
 	if (err < 0)