linux-kernel - [PATCH 4/4] pidfs: restrict to local file handles

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Message-ID: <20241201-work-exportfs-v1-4-b850dda4502a@kernel.org>
Date: Sun,  1 Dec 2024 14:12:28 +0100
From: Christian Brauner <brauner@...nel.org>
To: Amir Goldstein <amir73il@...il.com>,
	Jeff Layton <jlayton@...nel.org>
Cc: Christian Brauner <brauner@...nel.org>,
	Erin Shepherd <erin.shepherd@....eu>,
	Chuck Lever <chuck.lever@...cle.com>,
	linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-nfs@...r.kernel.org
Subject: [PATCH 4/4] pidfs: restrict to local file handles

The pidfs filesystem uses local file handles that cannot be exported.
Mark its export operations accordingly.

Signed-off-by: Christian Brauner <brauner@...nel.org>
---
 fs/pidfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/pidfs.c b/fs/pidfs.c
index dde3e4e90ea968c12dba0a0d37c95e2218253369..29c894f2792b4a5360a0e1933f850bfaf08413eb 100644
--- a/fs/pidfs.c
+++ b/fs/pidfs.c
@@ -570,6 +570,7 @@ static const struct export_operations pidfs_export_operations = {
 	.fh_to_dentry	= pidfs_fh_to_dentry,
 	.open		= pidfs_export_open,
 	.permission	= pidfs_export_permission,
+	.flags          = EXPORT_OP_LOCAL_FILE_HANDLE,
 };
 
 static int pidfs_init_inode(struct inode *inode, void *data)

-- 
2.45.2