From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
fs/dcache.c | 14 +++++++++++---
1 file changed, 11 insertions(+), 3 deletions(-)
diff --git a/fs/dcache.c b/fs/dcache.c
index e9de4d9..33cad8a 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -2363,11 +2363,19 @@ EXPORT_SYMBOL(d_rehash);
static inline void __d_add(struct dentry *dentry, struct inode *inode)
{
+ spin_lock(&dentry->d_lock);
if (inode) {
- __d_instantiate(dentry, inode);
+ unsigned add_flags = d_flags_for_inode(inode);
+ hlist_add_head(&dentry->d_u.d_alias, &inode->i_dentry);
+ raw_write_seqcount_begin(&dentry->d_seq);
+ __d_set_inode_and_type(dentry, inode, add_flags);
+ raw_write_seqcount_end(&dentry->d_seq);
+ __fsnotify_d_instantiate(dentry);
+ }
+ _d_rehash(dentry);
+ spin_unlock(&dentry->d_lock);
+ if (inode)
spin_unlock(&inode->i_lock);
- }
- d_rehash(dentry);
}
/**
--
2.8.0.rc3
--
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