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ceph: initial CEPH_FEATURE_FS_FILE_LAYOUT_V2 support

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Add support for the format change of MClientReply/MclientCaps.
Also add code that denies access to inodes with pool_ns layouts.

Signed-off-by: Yan, Zheng <zyan@redhat.com>
Reviewed-by: Sage Weil <sage@redhat.com>
This commit is contained in:
Yan, Zheng
2016-02-14 18:06:41 +08:00
committed by Ilya Dryomov
parent fc77dbd34c
commit 5ea5c5e0a7
7 changed files with 49 additions and 3 deletions
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include/linux/ceph/ceph_features.h
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@@ -75,6 +75,7 @@
#define CEPH_FEATURE_CRUSH_TUNABLES5 (1ULL<<58) /* chooseleaf stable mode */
// duplicated since it was introduced at the same time as CEPH_FEATURE_CRUSH_TUNABLES5
#define CEPH_FEATURE_NEW_OSDOPREPLY_ENCODING (1ULL<<58) /* New, v7 encoding */
#define CEPH_FEATURE_FS_FILE_LAYOUT_V2 (1ULL<<58) /* file_layout_t */
/*
* The introduction of CEPH_FEATURE_OSD_SNAPMAPPER caused the feature