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authorAmir Goldstein <amir73il@gmail.com>2023-05-02 14:48:14 +0200
committerJan Kara <jack@suse.cz>2023-05-22 18:08:37 +0200
commitb52878275ce54b5d3a654ed24dfb169c1c501998 (patch)
treea494327692f37aad51321c8a0c5c0e18e76ea65e /fs/exportfs/expfs.c
parentLinux 6.4-rc2 (diff)
downloadlinux-b52878275ce54b5d3a654ed24dfb169c1c501998.tar.xz
linux-b52878275ce54b5d3a654ed24dfb169c1c501998.zip
exportfs: change connectable argument to bit flags
Convert the bool connectable arguemnt into a bit flags argument and define the EXPORT_FS_CONNECTABLE flag as a requested property of the file handle. We are going to add a flag for requesting non-decodeable file handles. Acked-by: Jeff Layton <jlayton@kernel.org> Acked-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Jan Kara <jack@suse.cz> Message-Id: <20230502124817.3070545-2-amir73il@gmail.com>
Diffstat (limited to 'fs/exportfs/expfs.c')
-rw-r--r--fs/exportfs/expfs.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c
index ab88d33d106c..ab7feffe2d19 100644
--- a/fs/exportfs/expfs.c
+++ b/fs/exportfs/expfs.c
@@ -393,14 +393,23 @@ int exportfs_encode_inode_fh(struct inode *inode, struct fid *fid,
}
EXPORT_SYMBOL_GPL(exportfs_encode_inode_fh);
+/**
+ * exportfs_encode_fh - encode a file handle from dentry
+ * @dentry: the object to encode
+ * @fid: where to store the file handle fragment
+ * @max_len: maximum length to store there
+ * @flags: properties of the requested file handle
+ *
+ * Returns an enum fid_type or a negative errno.
+ */
int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, int *max_len,
- int connectable)
+ int flags)
{
int error;
struct dentry *p = NULL;
struct inode *inode = dentry->d_inode, *parent = NULL;
- if (connectable && !S_ISDIR(inode->i_mode)) {
+ if ((flags & EXPORT_FH_CONNECTABLE) && !S_ISDIR(inode->i_mode)) {
p = dget_parent(dentry);
/*
* note that while p might've ceased to be our parent already,