drbd: New sync_param packet, that includes the parameters of the new controller

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index f84ffb17a7e5..fd2cdd45f155 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -451,6 +451,17 @@ struct p_rs_param_89 {
         char csums_alg[SHARED_SECRET_MAX];
 } __packed;
 
+struct p_rs_param_95 {
+        struct p_header head;
+        u32 rate;
+        char verify_alg[SHARED_SECRET_MAX];
+        char csums_alg[SHARED_SECRET_MAX];
+        u32 c_plan_ahead;
+        u32 c_delay_target;
+        u32 c_fill_target;
+        u32 c_max_rate;
+} __packed;
+
 enum drbd_conn_flags {
         CF_WANT_LOSE = 1,
         CF_DRY_RUN = 2,
@@ -610,6 +621,7 @@ union p_polymorph {
         struct p_barrier         barrier;
         struct p_barrier_ack     barrier_ack;
         struct p_rs_param_89     rs_param_89;
+        struct p_rs_param_95     rs_param_95;
         struct p_protocol        protocol;
         struct p_sizes           sizes;
         struct p_uuids           uuids;
@@ -1268,6 +1280,8 @@ struct bm_extent {
  * Bit 1 ==> local node thinks this block needs to be synced.
  */
 
+#define SLEEP_TIME (HZ/10)
+
 #define BM_BLOCK_SHIFT  12                       /* 4k per bit */
 #define BM_BLOCK_SIZE    (1<<BM_BLOCK_SHIFT)
 /* (9+3) : 512 bytes @ 8 bits; representing 16M storage