linux-kernel - [PATCH v4 09/14] ceph: allow idmapped permission inode op

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Message-Id: <20230607180958.645115-10-aleksandr.mikhalitsyn@canonical.com>
Date:   Wed,  7 Jun 2023 20:09:52 +0200
From:   Alexander Mikhalitsyn <aleksandr.mikhalitsyn@...onical.com>
To:     xiubli@...hat.com
Cc:     brauner@...nel.org, stgraber@...ntu.com,
        linux-fsdevel@...r.kernel.org,
        Christian Brauner <christian.brauner@...ntu.com>,
        Jeff Layton <jlayton@...nel.org>,
        Ilya Dryomov <idryomov@...il.com>, ceph-devel@...r.kernel.org,
        Alexander Mikhalitsyn <aleksandr.mikhalitsyn@...onical.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH v4 09/14] ceph: allow idmapped permission inode op

From: Christian Brauner <christian.brauner@...ntu.com>

Enable ceph_permission() to handle idmapped mounts. This is just a
matter of passing down the mount's idmapping.

Cc: Xiubo Li <xiubli@...hat.com>
Cc: Jeff Layton <jlayton@...nel.org>
Cc: Ilya Dryomov <idryomov@...il.com>
Cc: ceph-devel@...r.kernel.org
Signed-off-by: Christian Brauner <christian.brauner@...ntu.com>
Signed-off-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@...onical.com>
---
 fs/ceph/inode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 2e988612ed6c..37e1cbfc7c89 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -2408,7 +2408,7 @@ int ceph_permission(struct mnt_idmap *idmap, struct inode *inode,
 	err = ceph_do_getattr(inode, CEPH_CAP_AUTH_SHARED, false);
 
 	if (!err)
-		err = generic_permission(&nop_mnt_idmap, inode, mask);
+		err = generic_permission(idmap, inode, mask);
 	return err;
 }
 
-- 
2.34.1