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authorLinus Torvalds2018-12-14 09:22:14 -0800
committerLinus Torvalds2018-12-14 09:22:14 -0800
commitc19bf74fe4d979455b22a8e998615a3d46e24c92 (patch)
treea7b5f6294a1d101ff06f55eeb9e16aafedc9d851
parent7fb5f5d3738c3a3ed7a3a8685266bc88dc69fbbd (diff)
parent6f9718fe41c3a47e4362bddf145e2db6ad7d8e87 (diff)
Merge tag 'ceph-for-4.20-rc7' of https://github.com/ceph/ceph-client
Pull ceph fix from Ilya Dryomov: "Luis discovered a problem with the new copyfrom offload on the server side. Disable it for now" * tag 'ceph-for-4.20-rc7' of https://github.com/ceph/ceph-client: ceph: make 'nocopyfrom' a default mount option
-rw-r--r--fs/ceph/super.c4
-rw-r--r--fs/ceph/super.h4
2 files changed, 5 insertions, 3 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index b5ecd6f50360..4e9a7cc488da 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -563,8 +563,8 @@ static int ceph_show_options(struct seq_file *m, struct dentry *root)
seq_puts(m, ",noacl");
#endif
- if (fsopt->flags & CEPH_MOUNT_OPT_NOCOPYFROM)
- seq_puts(m, ",nocopyfrom");
+ if ((fsopt->flags & CEPH_MOUNT_OPT_NOCOPYFROM) == 0)
+ seq_puts(m, ",copyfrom");
if (fsopt->mds_namespace)
seq_show_option(m, "mds_namespace", fsopt->mds_namespace);
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index c005a5400f2e..79a265ba9200 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -42,7 +42,9 @@
#define CEPH_MOUNT_OPT_NOQUOTADF (1<<13) /* no root dir quota in statfs */
#define CEPH_MOUNT_OPT_NOCOPYFROM (1<<14) /* don't use RADOS 'copy-from' op */
-#define CEPH_MOUNT_OPT_DEFAULT CEPH_MOUNT_OPT_DCACHE
+#define CEPH_MOUNT_OPT_DEFAULT \
+ (CEPH_MOUNT_OPT_DCACHE | \
+ CEPH_MOUNT_OPT_NOCOPYFROM)
#define ceph_set_mount_opt(fsc, opt) \
(fsc)->mount_options->flags |= CEPH_MOUNT_OPT_##opt;