[PATCH v20 51/71] ceph: disable fallocate for encrypted inodes

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From: Jeff Layton <jlayton@xxxxxxxxxx>

...hopefully, just for now.

Tested-by: Luís Henriques <lhenriques@xxxxxxx>
Tested-by: Venky Shankar <vshankar@xxxxxxxxxx>
Reviewed-by: Luís Henriques <lhenriques@xxxxxxx>
Reviewed-by: Xiubo Li <xiubli@xxxxxxxxxx>
Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
 fs/ceph/file.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index df321933153a..e3d07f4049df 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -2195,6 +2195,9 @@ 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;
-- 
2.40.1




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