linux-kernel - [PATCH v12 45/54] ceph: disable fallocate for encrypted inodes

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Message-Id: <20220331153130.41287-46-jlayton@kernel.org>
Date:   Thu, 31 Mar 2022 11:31:21 -0400
From:   Jeff Layton <jlayton@...nel.org>
To:     ceph-devel@...r.kernel.org
Cc:     xiubli@...hat.com, idryomov@...il.com, lhenriques@...e.de,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v12 45/54] ceph: disable fallocate for encrypted inodes

...hopefully, just for now.

Signed-off-by: Jeff Layton <jlayton@...nel.org>
---
 fs/ceph/file.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index b3a5333c0a44..d8dfb8de4219 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -2209,6 +2209,9 @@ static long ceph_fallocate(struct file *file, int mode,
 	if (!S_ISREG(inode->i_mode))
 		return -EOPNOTSUPP;
 
+	if (IS_ENCRYPTED(inode))
+		return -EOPNOTSUPP;
+
 	prealloc_cf = ceph_alloc_cap_flush();
 	if (!prealloc_cf)
 		return -ENOMEM;
-- 
2.35.1