drbd: Refer to resync-rate consistently throughout the code

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

5 files changed, 11 insertions, 10 deletions

diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index fa36757ffc4a..8026adacd3d2 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -389,21 +389,21 @@ struct p_barrier_ack {
 } __packed;
 
 struct p_rs_param {
-        u32 rate;
+        u32 resync_rate;
 
               /* Since protocol version 88 and higher. */
         char verify_alg[0];
 } __packed;
 
 struct p_rs_param_89 {
-        u32 rate;
+        u32 resync_rate;
         /* protocol version 89: */
         char verify_alg[SHARED_SECRET_MAX];
         char csums_alg[SHARED_SECRET_MAX];
 } __packed;
 
 struct p_rs_param_95 {
-        u32 rate;
+        u32 resync_rate;
         char verify_alg[SHARED_SECRET_MAX];
         char csums_alg[SHARED_SECRET_MAX];
         u32 c_plan_ahead;
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 86c8bc5ac603..26d7763d5255 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -888,14 +888,14 @@ int drbd_send_sync_param(struct drbd_conf *mdev)
 
         if (get_ldev(mdev)) {
                 dc = rcu_dereference(mdev->ldev->disk_conf);
-                p->rate = cpu_to_be32(dc->resync_rate);
+                p->resync_rate = cpu_to_be32(dc->resync_rate);
                 p->c_plan_ahead = cpu_to_be32(dc->c_plan_ahead);
                 p->c_delay_target = cpu_to_be32(dc->c_delay_target);
                 p->c_fill_target = cpu_to_be32(dc->c_fill_target);
                 p->c_max_rate = cpu_to_be32(dc->c_max_rate);
                 put_ldev(mdev);
         } else {
-                p->rate = cpu_to_be32(DRBD_RATE_DEF);
+                p->resync_rate = cpu_to_be32(DRBD_RESYNC_RATE_DEF);
                 p->c_plan_ahead = cpu_to_be32(DRBD_C_PLAN_AHEAD_DEF);
                 p->c_delay_target = cpu_to_be32(DRBD_C_DELAY_TARGET_DEF);
                 p->c_fill_target = cpu_to_be32(DRBD_C_FILL_TARGET_DEF);
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index e4e8f8a408d1..684f79542727 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -3221,7 +3221,7 @@ static int receive_SyncParam(struct drbd_tconn *tconn, struct packet_info *pi)
                 old_disk_conf = mdev->ldev->disk_conf;
                 *new_disk_conf = *old_disk_conf;
 
-                new_disk_conf->resync_rate = be32_to_cpu(p->rate);
+                new_disk_conf->resync_rate = be32_to_cpu(p->resync_rate);
         }
 
         if (apv >= 88) {
diff --git a/include/linux/drbd_genl.h b/include/linux/drbd_genl.h
index 6aece551d87e..778708d92939 100644
--- a/include/linux/drbd_genl.h
+++ b/include/linux/drbd_genl.h
@@ -113,7 +113,7 @@ GENL_struct(DRBD_NLA_DISK_CONF, 3, disk_conf,
         __u32_field_def(6, GENLA_F_MANDATORY,   on_io_error, DRBD_ON_IO_ERROR_DEF)
         __u32_field_def(7, GENLA_F_MANDATORY,   fencing, DRBD_FENCING_DEF)
 
-        __u32_field_def(8,      GENLA_F_MANDATORY,      resync_rate, DRBD_RATE_DEF)
+        __u32_field_def(8,      GENLA_F_MANDATORY,      resync_rate, DRBD_RESYNC_RATE_DEF)
         __u32_field_def(9,      GENLA_F_MANDATORY,      resync_after, DRBD_AFTER_DEF)
         __u32_field_def(10,     GENLA_F_MANDATORY,      al_extents, DRBD_AL_EXTENTS_DEF)
         __u32_field_def(11,     GENLA_F_MANDATORY,      c_plan_ahead, DRBD_C_PLAN_AHEAD_DEF)
diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h
index 3d3e2d5125cb..48339ae69d50 100644
--- a/include/linux/drbd_limits.h
+++ b/include/linux/drbd_limits.h
@@ -98,10 +98,11 @@
 
 /* syncer { */
   /* FIXME allow rate to be zero? */
-#define DRBD_RATE_MIN 1
+#define DRBD_RESYNC_RATE_MIN 1
 /* channel bonding 10 GbE, or other hardware */
-#define DRBD_RATE_MAX (4 << 20)
-#define DRBD_RATE_DEF 250  /* kb/second */
+#define DRBD_RESYNC_RATE_MAX (4 << 20)
+#define DRBD_RESYNC_RATE_DEF 250
+#define DRBD_RESYNC_RATE_SCALE 'k'  /* kilobytes */
 
   /* less than 7 would hit performance unnecessarily.
    * 919 slots context information per transaction,