[PATCH] Documentation: modern versions of ceph are not backed by btrfs

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Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
 Documentation/filesystems/ceph.txt | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/Documentation/filesystems/ceph.txt b/Documentation/filesystems/ceph.txt
index 1177052701e1..e5b69bceb033 100644
--- a/Documentation/filesystems/ceph.txt
+++ b/Documentation/filesystems/ceph.txt
@@ -22,9 +22,7 @@ In contrast to cluster filesystems like GFS, OCFS2, and GPFS that rely
 on symmetric access by all clients to shared block devices, Ceph
 separates data and metadata management into independent server
 clusters, similar to Lustre.  Unlike Lustre, however, metadata and
-storage nodes run entirely as user space daemons.  Storage nodes
-utilize btrfs to store data objects, leveraging its advanced features
-(checksumming, metadata replication, etc.).  File data is striped
+storage nodes run entirely as user space daemons.  File data is striped
 across storage nodes in large chunks to distribute workload and
 facilitate high throughputs.  When storage nodes fail, data is
 re-replicated in a distributed fashion by the storage nodes themselves
-- 
2.20.1




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