diff options
| author | Amir Goldstein | 2017-12-12 23:43:16 +0200 |
|---|---|---|
| committer | Miklos Szeredi | 2018-01-24 11:25:57 +0100 |
| commit | 0aceb53e73befee4441c9e68d23cb4f682382171 (patch) | |
| tree | 9cf115388cb39a97d0f0957464825dced075592e /fs/overlayfs/inode.c | |
| parent | 91ffe7beb31e7e1e689a59f5ef56acea0811d81c (diff) | |
ovl: do not pass overlay dentry to ovl_get_inode()
This is needed for using ovl_get_inode() for decoding file handles
for NFS export.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/overlayfs/inode.c')
| -rw-r--r-- | fs/overlayfs/inode.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c index 96587075db11..f8f7facb7331 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -643,14 +643,14 @@ static bool ovl_verify_inode(struct inode *inode, struct dentry *lowerdentry, return true; } -struct inode *ovl_get_inode(struct dentry *dentry, struct dentry *upperdentry, - struct dentry *index) +struct inode *ovl_get_inode(struct super_block *sb, struct dentry *upperdentry, + struct dentry *lowerdentry, struct dentry *index, + unsigned int numlower) { - struct dentry *lowerdentry = ovl_dentry_lower(dentry); struct inode *realinode = upperdentry ? d_inode(upperdentry) : NULL; struct inode *inode; /* Already indexed or could be indexed on copy up? */ - bool indexed = (index || (ovl_indexdir(dentry->d_sb) && !upperdentry)); + bool indexed = (index || (ovl_indexdir(sb) && !upperdentry)); struct dentry *origin = indexed ? lowerdentry : NULL; bool is_dir; @@ -675,7 +675,7 @@ struct inode *ovl_get_inode(struct dentry *dentry, struct dentry *upperdentry, struct inode *key = d_inode(origin ?: upperdentry); unsigned int nlink = is_dir ? 1 : realinode->i_nlink; - inode = iget5_locked(dentry->d_sb, (unsigned long) key, + inode = iget5_locked(sb, (unsigned long) key, ovl_inode_test, ovl_inode_set, key); if (!inode) goto out_nomem; @@ -699,7 +699,7 @@ struct inode *ovl_get_inode(struct dentry *dentry, struct dentry *upperdentry, nlink = ovl_get_nlink(lowerdentry, upperdentry, nlink); set_nlink(inode, nlink); } else { - inode = new_inode(dentry->d_sb); + inode = new_inode(sb); if (!inode) goto out_nomem; } @@ -711,9 +711,7 @@ struct inode *ovl_get_inode(struct dentry *dentry, struct dentry *upperdentry, /* Check for non-merge dir that may have whiteouts */ if (is_dir) { - struct ovl_entry *oe = dentry->d_fsdata; - - if (((upperdentry && lowerdentry) || oe->numlower > 1) || + if (((upperdentry && lowerdentry) || numlower > 1) || ovl_check_origin_xattr(upperdentry ?: lowerdentry)) { ovl_set_flag(OVL_WHITEOUTS, inode); } |