cifs: new helper function: cifs_revalidate_mapping
Consolidate a bit of code. In a later patch we'll expand this to fix
some races.
Signed-off-by: Jeff Layton <jlayton@poochiereds.net>
Signed-off-by: Steve French <smfrench@gmail.com>
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 89eab9a..63d5127 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -75,6 +75,7 @@
extern int cifs_revalidate_file(struct file *filp);
extern int cifs_revalidate_dentry(struct dentry *);
extern int cifs_invalidate_mapping(struct inode *inode);
+extern int cifs_revalidate_mapping(struct inode *inode);
extern int cifs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
extern int cifs_setattr(struct dentry *, struct iattr *);
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index fa9ef8d..ff420b2 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -1779,6 +1779,14 @@
return rc;
}
+int
+cifs_revalidate_mapping(struct inode *inode)
+{
+ if (test_bit(CIFS_INO_INVALID_MAPPING, &CIFS_I(inode)->flags))
+ return cifs_invalidate_mapping(inode);
+ return 0;
+}
+
int cifs_revalidate_file_attr(struct file *filp)
{
int rc = 0;
@@ -1845,9 +1853,7 @@
if (rc)
return rc;
- if (test_bit(CIFS_INO_INVALID_MAPPING, &CIFS_I(inode)->flags))
- rc = cifs_invalidate_mapping(inode);
- return rc;
+ return cifs_revalidate_mapping(inode);
}
/* revalidate a dentry's inode attributes */
@@ -1860,9 +1866,7 @@
if (rc)
return rc;
- if (test_bit(CIFS_INO_INVALID_MAPPING, &CIFS_I(inode)->flags))
- rc = cifs_invalidate_mapping(inode);
- return rc;
+ return cifs_revalidate_mapping(inode);
}
int cifs_getattr(struct vfsmount *mnt, struct dentry *dentry,