md: Convert mddev->new_chunk to sectors.
A straight-forward conversion which gets rid of some
multiplications/divisions/shifts. The patch also introduces a couple
of new ones, most of which are due to conf->chunk_size still being
represented in bytes. This will be cleaned up in subsequent patches.
Signed-off-by: Andre Noll <maan@systemlinux.org>
Signed-off-by: NeilBrown <neilb@suse.de>
diff --git a/drivers/md/md.c b/drivers/md/md.c
index abcc0fe..f996d83 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -886,13 +886,13 @@
mddev->delta_disks = sb->delta_disks;
mddev->new_level = sb->new_level;
mddev->new_layout = sb->new_layout;
- mddev->new_chunk = sb->new_chunk;
+ mddev->new_chunk_sectors = sb->new_chunk >> 9;
} else {
mddev->reshape_position = MaxSector;
mddev->delta_disks = 0;
mddev->new_level = mddev->level;
mddev->new_layout = mddev->layout;
- mddev->new_chunk = mddev->chunk_sectors << 9;
+ mddev->new_chunk_sectors = mddev->chunk_sectors;
}
if (sb->state & (1<<MD_SB_CLEAN))
@@ -1007,7 +1007,7 @@
sb->new_level = mddev->new_level;
sb->delta_disks = mddev->delta_disks;
sb->new_layout = mddev->new_layout;
- sb->new_chunk = mddev->new_chunk;
+ sb->new_chunk = mddev->new_chunk_sectors << 9;
}
mddev->minor_version = sb->minor_version;
if (mddev->in_sync)
@@ -1304,13 +1304,13 @@
mddev->delta_disks = le32_to_cpu(sb->delta_disks);
mddev->new_level = le32_to_cpu(sb->new_level);
mddev->new_layout = le32_to_cpu(sb->new_layout);
- mddev->new_chunk = le32_to_cpu(sb->new_chunk)<<9;
+ mddev->new_chunk_sectors = le32_to_cpu(sb->new_chunk);
} else {
mddev->reshape_position = MaxSector;
mddev->delta_disks = 0;
mddev->new_level = mddev->level;
mddev->new_layout = mddev->layout;
- mddev->new_chunk = mddev->chunk_sectors << 9;
+ mddev->new_chunk_sectors = mddev->chunk_sectors;
}
} else if (mddev->pers == NULL) {
@@ -1409,7 +1409,7 @@
sb->new_layout = cpu_to_le32(mddev->new_layout);
sb->delta_disks = cpu_to_le32(mddev->delta_disks);
sb->new_level = cpu_to_le32(mddev->new_level);
- sb->new_chunk = cpu_to_le32(mddev->new_chunk>>9);
+ sb->new_chunk = cpu_to_le32(mddev->new_chunk_sectors);
}
max_dev = 0;
@@ -2753,7 +2753,7 @@
if (IS_ERR(priv)) {
mddev->new_level = mddev->level;
mddev->new_layout = mddev->layout;
- mddev->new_chunk = mddev->chunk_sectors << 9;
+ mddev->new_chunk_sectors = mddev->chunk_sectors;
mddev->raid_disks -= mddev->delta_disks;
mddev->delta_disks = 0;
module_put(pers->owner);
@@ -2771,7 +2771,7 @@
strlcpy(mddev->clevel, pers->name, sizeof(mddev->clevel));
mddev->level = mddev->new_level;
mddev->layout = mddev->new_layout;
- mddev->chunk_sectors = mddev->new_chunk >> 9;
+ mddev->chunk_sectors = mddev->new_chunk_sectors;
mddev->delta_disks = 0;
pers->run(mddev);
mddev_resume(mddev);
@@ -2864,8 +2864,9 @@
chunk_size_show(mddev_t *mddev, char *page)
{
if (mddev->reshape_position != MaxSector &&
- mddev->chunk_sectors << 9 != mddev->new_chunk)
- return sprintf(page, "%d (%d)\n", mddev->new_chunk,
+ mddev->chunk_sectors != mddev->new_chunk_sectors)
+ return sprintf(page, "%d (%d)\n",
+ mddev->new_chunk_sectors << 9,
mddev->chunk_sectors << 9);
return sprintf(page, "%d\n", mddev->chunk_sectors << 9);
}
@@ -2887,7 +2888,7 @@
if (err)
return err;
} else {
- mddev->new_chunk = n;
+ mddev->new_chunk_sectors = n >> 9;
if (mddev->reshape_position == MaxSector)
mddev->chunk_sectors = n >> 9;
}
@@ -3665,7 +3666,7 @@
mddev->delta_disks = 0;
mddev->new_level = mddev->level;
mddev->new_layout = mddev->layout;
- mddev->new_chunk = mddev->chunk_sectors << 9;
+ mddev->new_chunk_sectors = mddev->chunk_sectors;
return len;
}
@@ -4414,7 +4415,7 @@
mddev->delta_disks = 0;
mddev->new_level = LEVEL_NONE;
mddev->new_layout = 0;
- mddev->new_chunk = 0;
+ mddev->new_chunk_sectors = 0;
mddev->curr_resync = 0;
mddev->resync_mismatches = 0;
mddev->suspend_lo = mddev->suspend_hi = 0;
@@ -5083,7 +5084,7 @@
get_random_bytes(mddev->uuid, 16);
mddev->new_level = mddev->level;
- mddev->new_chunk = mddev->chunk_sectors << 9;
+ mddev->new_chunk_sectors = mddev->chunk_sectors;
mddev->new_layout = mddev->layout;
mddev->delta_disks = 0;