From 956d39d631dbcf7b57854873a24e309047f2a7f5 Mon Sep 17 00:00:00 2001 From: "Yan, Zheng" Date: Wed, 27 Apr 2016 17:48:30 +0800 Subject: ceph: define 'end/complete' in readdir reply as bit flags Set a flag in readdir request, which indicates that client interprets 'end/complete' as bit flags. So that mds can reply additional flags in readdir reply. Signed-off-by: Yan, Zheng --- include/linux/ceph/ceph_fs.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'include/linux') diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h index bae833d0d055..a811c5e98bfa 100644 --- a/include/linux/ceph/ceph_fs.h +++ b/include/linux/ceph/ceph_fs.h @@ -347,6 +347,17 @@ extern const char *ceph_mds_op_name(int op); #define CEPH_XATTR_REPLACE (1 << 1) #define CEPH_XATTR_REMOVE (1 << 31) +/* + * readdir request flags; + */ +#define CEPH_READDIR_REPLY_BITFLAGS (1<<0) + +/* + * readdir reply flags. + */ +#define CEPH_READDIR_FRAG_END (1<<0) +#define CEPH_READDIR_FRAG_COMPLETE (1<<8) + union ceph_mds_request_args { struct { __le32 mask; /* CEPH_CAP_* */ @@ -364,6 +375,7 @@ union ceph_mds_request_args { __le32 frag; /* which dir fragment */ __le32 max_entries; /* how many dentries to grab */ __le32 max_bytes; + __le16 flags; } __attribute__ ((packed)) readdir; struct { __le32 mode; -- cgit v1.2.3