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md: raid0 create_strip_zones(): Make two local variables sector-based. 

current_offset and curr_zone_offset stored the corresponding offsets
as 1K quantities. Rename them to current_start and curr_zone_start
to match the naming of struct strip_zone and store the offsets as
sector counts.

Also, add KERN_INFO to the printk() affected by this change to make
checkpatch happy.

Signed-off-by: Andre Noll <maan@systemlinux.org>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Andre Noll 2009-01-09 08:31:07 +11:00 committed by NeilBrown
parent 6199d3db0f
commit 6b8796cc3d
1 changed files with 13 additions and 14 deletions
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27
drivers/md/raid0.c
View File

@ -53,7 +53,7 @@ static int raid0_congested(void *data, int bits)
static int create_strip_zones (mddev_t *mddev)
{
int i, c, j;
sector_t current_offset, curr_zone_offset;
sector_t current_start, curr_zone_start;
sector_t min_spacing;
raid0_conf_t *conf = mddev_to_conf(mddev);
mdk_rdev_t *smallest, *rdev1, *rdev2, *rdev;
@ -157,8 +157,8 @@ static int create_strip_zones (mddev_t *mddev)
zone->size = smallest->size * cnt;
zone->zone_start = 0;
current_offset = smallest->size;
curr_zone_offset = zone->size;
current_start = smallest->size * 2;
curr_zone_start = zone->size * 2;
/* now do the other zones */
for (i = 1; i < conf->nr_strip_zones; i++)
@ -167,7 +167,7 @@ static int create_strip_zones (mddev_t *mddev)
zone->dev = conf->strip_zone[i-1].dev + mddev->raid_disks;
printk("raid0: zone %d\n", i);
zone->dev_start = current_offset * 2;
zone->dev_start = current_start;
smallest = NULL;
c = 0;
@ -175,8 +175,7 @@ static int create_strip_zones (mddev_t *mddev)
char b[BDEVNAME_SIZE];
rdev = conf->strip_zone[0].dev[j];
printk("raid0: checking %s ...", bdevname(rdev->bdev,b));
if (rdev->size > current_offset)
{
if (rdev->size > current_start / 2) {
printk(" contained as device %d\n", c);
zone->dev[c] = rdev;
c++;
@ -190,16 +189,16 @@ static int create_strip_zones (mddev_t *mddev)
}
zone->nb_dev = c;
zone->size = (smallest->size - current_offset) * c;
zone->size = (smallest->size - current_start / 2) * c;
printk("raid0: zone->nb_dev: %d, size: %llu\n",
zone->nb_dev, (unsigned long long)zone->size);
zone->zone_start = curr_zone_offset * 2;
curr_zone_offset += zone->size;
zone->zone_start = curr_zone_start;
curr_zone_start += zone->size * 2;
current_offset = smallest->size;
printk("raid0: current zone offset: %llu\n",
(unsigned long long)current_offset);
current_start = smallest->size * 2;
printk(KERN_INFO "raid0: current zone start: %llu\n",
(unsigned long long)current_start);
}
/* Now find appropriate hash spacing.
@ -210,8 +209,8 @@ static int create_strip_zones (mddev_t *mddev)
* strip though as it's size has no bearing on the efficacy of the hash
* table.
*/
conf->hash_spacing = curr_zone_offset;
min_spacing = curr_zone_offset;
conf->hash_spacing = curr_zone_start / 2;
min_spacing = curr_zone_start / 2;
sector_div(min_spacing, PAGE_SIZE/sizeof(struct strip_zone*));
for (i=0; i < conf->nr_strip_zones-1; i++) {
sector_t sz = 0;