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fuse: fix root dentry initialization

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Add missing dentry initialization to root dentry.

Fixes: f75fdf22b0 ("fuse: don't use ->d_time")
Reported-by: Andreas Reis <andreas.reis@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
This commit is contained in:
Miklos Szeredi 2016-10-18 15:36:48 +02:00
parent 1001354ca3
commit 0ce267ff95
3 changed files with 8 additions and 1 deletions
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5
fs/fuse/dir.c
View file

@ -286,6 +286,11 @@ const struct dentry_operations fuse_dentry_operations = {
.d_release = fuse_dentry_release,
};
const struct dentry_operations fuse_root_dentry_operations = {
.d_init = fuse_dentry_init,
.d_release = fuse_dentry_release,
};
int fuse_valid_type(int m)
{
return S_ISREG(m) || S_ISDIR(m) || S_ISLNK(m) || S_ISCHR(m) ||

1
fs/fuse/fuse_i.h
View file

@ -692,6 +692,7 @@ static inline u64 get_node_id(struct inode *inode)
extern const struct file_operations fuse_dev_operations;
extern const struct dentry_operations fuse_dentry_operations;
extern const struct dentry_operations fuse_root_dentry_operations;
/**
* Inode to nodeid comparison.

3
fs/fuse/inode.c
View file

@ -1131,10 +1131,11 @@ static int fuse_fill_super(struct super_block *sb, void *data, int silent)
err = -ENOMEM;
root = fuse_get_root_inode(sb, d.rootmode);
sb->s_d_op = &fuse_root_dentry_operations;
root_dentry = d_make_root(root);
if (!root_dentry)
goto err_dev_free;
/* only now - we want root dentry with NULL ->d_op */
/* Root dentry doesn't have .d_revalidate */
sb->s_d_op = &fuse_dentry_operations;
init_req = fuse_request_alloc(0);