md: use MD_RESYNC_* whenever possible

Just replace magic numbers by MD_RESYNC_* enumerations.

Signed-off-by: Hou Tao <houtao1@huawei.com>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Song Liu <song@kernel.org>

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 0cf3402..1961105 100644 (file)
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -6166,7 +6166,7 @@ static void md_clean(struct mddev *mddev)
        mddev->new_level = LEVEL_NONE;
        mddev->new_layout = 0;
        mddev->new_chunk_sectors = 0;
-       mddev->curr_resync = 0;
+       mddev->curr_resync = MD_RESYNC_NONE;
        atomic64_set(&mddev->resync_mismatches, 0);
        mddev->suspend_lo = mddev->suspend_hi = 0;
        mddev->sync_speed_min = mddev->sync_speed_max = 0;
@@ -8896,7 +8896,7 @@ void md_do_sync(struct md_thread *thread)
        atomic_set(&mddev->recovery_active, 0);
        last_check = 0;
 
-       if (j>2) {
+       if (j >= MD_RESYNC_ACTIVE) {
                pr_debug("md: resuming %s of %s from checkpoint.\n",
                         desc, mdname(mddev));
                mddev->curr_resync = j;
@@ -8968,7 +8968,7 @@ void md_do_sync(struct md_thread *thread)
                if (j > max_sectors)
                        /* when skipping, extra large numbers can be returned. */
                        j = max_sectors;
-               if (j > 2)
+               if (j >= MD_RESYNC_ACTIVE)
                        mddev->curr_resync = j;
                mddev->curr_mark_cnt = io_sectors;
                if (last_check == 0)