diff options
Diffstat (limited to 'fs/sdcardfs/dentry.c')
| -rw-r--r-- | fs/sdcardfs/dentry.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/sdcardfs/dentry.c b/fs/sdcardfs/dentry.c index 7a19e77fce99..13da7e5245bd 100644 --- a/fs/sdcardfs/dentry.c +++ b/fs/sdcardfs/dentry.c @@ -34,6 +34,8 @@ static int sdcardfs_d_revalidate(struct dentry *dentry, unsigned int flags) struct dentry *parent_lower_dentry = NULL; struct dentry *lower_cur_parent_dentry = NULL; struct dentry *lower_dentry = NULL; + struct inode *inode; + struct sdcardfs_inode_data *data; if (flags & LOOKUP_RCU) return -ECHILD; @@ -103,6 +105,21 @@ static int sdcardfs_d_revalidate(struct dentry *dentry, unsigned int flags) spin_unlock(&dentry->d_lock); spin_unlock(&lower_dentry->d_lock); } + if (!err) + goto out; + + /* If our top's inode is gone, we may be out of date */ + inode = igrab(d_inode(dentry)); + if (inode) { + data = top_data_get(SDCARDFS_I(inode)); + if (!data || data->abandoned) { + d_drop(dentry); + err = 0; + } + if (data) + data_put(data); + iput(inode); + } out: dput(parent_dentry); |