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Diffstat (limited to 'fs/fuse/dir.c')
-rw-r--r--fs/fuse/dir.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 9b16806f11da..a75159846a75 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -182,6 +182,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags)
struct inode *inode;
struct dentry *parent;
struct fuse_conn *fc;
+ struct fuse_inode *fi;
int ret;
inode = ACCESS_ONCE(entry->d_inode);
@@ -228,7 +229,7 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags)
if (!err && !outarg.nodeid)
err = -ENOENT;
if (!err) {
- struct fuse_inode *fi = get_fuse_inode(inode);
+ fi = get_fuse_inode(inode);
if (outarg.nodeid != get_node_id(inode)) {
fuse_queue_forget(fc, forget, outarg.nodeid, 1);
goto invalid;
@@ -246,8 +247,11 @@ static int fuse_dentry_revalidate(struct dentry *entry, unsigned int flags)
attr_version);
fuse_change_entry_timeout(entry, &outarg);
} else if (inode) {
- fc = get_fuse_conn(inode);
- if (fc->readdirplus_auto) {
+ fi = get_fuse_inode(inode);
+ if (flags & LOOKUP_RCU) {
+ if (test_bit(FUSE_I_INIT_RDPLUS, &fi->state))
+ return -ECHILD;
+ } else if (test_and_clear_bit(FUSE_I_INIT_RDPLUS, &fi->state)) {
parent = dget_parent(entry);
fuse_advise_use_readdirplus(parent->d_inode);
dput(parent);
@@ -1292,6 +1296,8 @@ static int fuse_direntplus_link(struct file *file,
}
found:
+ if (fc->readdirplus_auto)
+ set_bit(FUSE_I_INIT_RDPLUS, &get_fuse_inode(inode)->state);
fuse_change_entry_timeout(dentry, o);
err = 0;