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-rw-r--r--fs/ceph/decode.h5
-rw-r--r--fs/ceph/osd_client.c18
-rw-r--r--fs/ceph/osd_client.h6
3 files changed, 29 insertions, 0 deletions
diff --git a/fs/ceph/decode.h b/fs/ceph/decode.h
index 3d25415afe6..c5b6939fb32 100644
--- a/fs/ceph/decode.h
+++ b/fs/ceph/decode.h
@@ -191,6 +191,11 @@ static inline void ceph_encode_string(void **p, void *end,
ceph_encode_need(p, end, n, bad); \
ceph_encode_copy(p, pv, n); \
} while (0)
+#define ceph_encode_string_safe(p, end, s, n, bad) \
+ do { \
+ ceph_encode_need(p, end, n, bad); \
+ ceph_encode_string(p, end, s, n); \
+ } while (0)
#endif
diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c
index c5d818e73ad..0edb43f1ef2 100644
--- a/fs/ceph/osd_client.c
+++ b/fs/ceph/osd_client.c
@@ -161,6 +161,7 @@ static int op_needs_trail(int op)
case CEPH_OSD_OP_GETXATTR:
case CEPH_OSD_OP_SETXATTR:
case CEPH_OSD_OP_CMPXATTR:
+ case CEPH_OSD_OP_CALL:
return 1;
default:
return 0;
@@ -301,6 +302,23 @@ static void osd_req_encode_op(struct ceph_osd_request *req,
ceph_pagelist_append(req->r_trail, src->xattr.val,
src->xattr.value_len);
break;
+ case CEPH_OSD_OP_CALL:
+ BUG_ON(!req->r_trail);
+
+ dst->cls.class_len = src->cls.class_len;
+ dst->cls.method_len = src->cls.method_len;
+ dst->cls.indata_len = cpu_to_le32(src->cls.indata_len);
+
+ ceph_pagelist_append(req->r_trail, src->cls.class_name,
+ src->cls.class_len);
+ ceph_pagelist_append(req->r_trail, src->cls.method_name,
+ src->cls.method_len);
+ ceph_pagelist_append(req->r_trail, src->cls.indata,
+ src->cls.indata_len);
+ break;
+ case CEPH_OSD_OP_ROLLBACK:
+ dst->snap.snapid = cpu_to_le64(src->snap.snapid);
+ break;
case CEPH_OSD_OP_STARTSYNC:
break;
default:
diff --git a/fs/ceph/osd_client.h b/fs/ceph/osd_client.h
index d583d1bf6cd..65c9c560f1a 100644
--- a/fs/ceph/osd_client.h
+++ b/fs/ceph/osd_client.h
@@ -134,14 +134,20 @@ struct ceph_osd_req_op {
__u8 cmp_mode; /* CEPH_OSD_CMPXATTR_MODE_* */
} xattr;
struct {
+ const char *class_name;
__u8 class_len;
+ const char *method_name;
__u8 method_len;
__u8 argc;
+ const char *indata;
u32 indata_len;
} cls;
struct {
u64 cookie, count;
} pgls;
+ struct {
+ u64 snapid;
+ } snap;
};
u32 payload_len;
};