Unverified Commit 3f90030e authored by NeilBrown's avatar NeilBrown Committed by Christian Brauner
Browse files

hostfs: store inode in dentry after mkdir if possible. 



After handling a mkdir, get the inode for the name and use
d_splice_alias() to store the correct dentry in the dcache.

Reviewed-by: default avatarJeff Layton <jlayton@kernel.org>
Signed-off-by: default avatarNeilBrown <neilb@suse.de>
Link: https://lore.kernel.org/r/20250227013949.536172-3-neilb@suse.de


Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 88d5baf6

fs/hostfs/hostfs_kern.c

+9 −1
Original line number Diff line number Diff line
@@ -682,14 +682,22 @@ static int hostfs_symlink(struct mnt_idmap *idmap, struct inode *ino, 
static struct dentry *hostfs_mkdir(struct mnt_idmap *idmap, struct inode *ino,

				   struct dentry *dentry, umode_t mode)

{

	struct inode *inode;

	char *file;

	int err;



	if ((file = dentry_name(dentry)) == NULL)

		return ERR_PTR(-ENOMEM);

	err = do_mkdir(file, mode);

	if (err) {

		dentry = ERR_PTR(err);

	} else {

		inode = hostfs_iget(dentry->d_sb, file);

		d_drop(dentry);

		dentry = d_splice_alias(inode, dentry);

	}

	__putname(file);

	return ERR_PTR(err);

	return dentry;

}



static int hostfs_rmdir(struct inode *ino, struct dentry *dentry)