From 76186dd8b73d2b7b9b4c8629b89c845e97009801 Mon Sep 17 00:00:00 2001 From: NeilBrown Date: Tue, 3 Oct 2006 01:15:48 -0700 Subject: [PATCH] [PATCH] md: remove 'working_disks' from raid10 state It isn't needed as mddev->degraded contains equivalent info. Signed-off-by: Neil Brown Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/md/raid10.c | 12 ++++-------- include/linux/raid/raid10.h | 1 - 2 files changed, 4 insertions(+), 9 deletions(-) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 85e3df2d268..233a4faede9 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -921,7 +921,7 @@ static void status(struct seq_file *seq, mddev_t *mddev) seq_printf(seq, " %d far-copies", conf->far_copies); } seq_printf(seq, " [%d/%d] [", conf->raid_disks, - conf->working_disks); + conf->raid_disks - mddev->degraded); for (i = 0; i < conf->raid_disks; i++) seq_printf(seq, "%s", conf->mirrors[i].rdev && @@ -941,7 +941,7 @@ static void error(mddev_t *mddev, mdk_rdev_t *rdev) * else mark the drive as failed */ if (test_bit(In_sync, &rdev->flags) - && conf->working_disks == 1) + && conf->raid_disks-mddev->degraded == 1) /* * Don't fail the drive, just return an IO error. * The test should really be more sophisticated than @@ -952,7 +952,6 @@ static void error(mddev_t *mddev, mdk_rdev_t *rdev) return; if (test_bit(In_sync, &rdev->flags)) { mddev->degraded++; - conf->working_disks--; /* * if recovery is running, make sure it aborts. */ @@ -963,7 +962,7 @@ static void error(mddev_t *mddev, mdk_rdev_t *rdev) set_bit(MD_CHANGE_DEVS, &mddev->flags); printk(KERN_ALERT "raid10: Disk failure on %s, disabling device. \n" " Operation continuing on %d devices\n", - bdevname(rdev->bdev,b), conf->working_disks); + bdevname(rdev->bdev,b), conf->raid_disks - mddev->degraded); } static void print_conf(conf_t *conf) @@ -976,7 +975,7 @@ static void print_conf(conf_t *conf) printk("(!conf)\n"); return; } - printk(" --- wd:%d rd:%d\n", conf->working_disks, + printk(" --- wd:%d rd:%d\n", conf->raid_disks - conf->mddev->degraded, conf->raid_disks); for (i = 0; i < conf->raid_disks; i++) { @@ -1035,7 +1034,6 @@ static int raid10_spare_active(mddev_t *mddev) if (tmp->rdev && !test_bit(Faulty, &tmp->rdev->flags) && !test_bit(In_sync, &tmp->rdev->flags)) { - conf->working_disks++; mddev->degraded--; set_bit(In_sync, &tmp->rdev->flags); } @@ -2035,8 +2033,6 @@ static int run(mddev_t *mddev) mddev->queue->max_sectors = (PAGE_SIZE>>9); disk->head_position = 0; - if (!test_bit(Faulty, &rdev->flags) && test_bit(In_sync, &rdev->flags)) - conf->working_disks++; } conf->raid_disks = mddev->raid_disks; conf->mddev = mddev; diff --git a/include/linux/raid/raid10.h b/include/linux/raid/raid10.h index c41e56a7c09..e9091cfeb28 100644 --- a/include/linux/raid/raid10.h +++ b/include/linux/raid/raid10.h @@ -16,7 +16,6 @@ struct r10_private_data_s { mddev_t *mddev; mirror_info_t *mirrors; int raid_disks; - int working_disks; spinlock_t device_lock; /* geometry */ -- 2.41.1