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Re: [patch]raid5: remove unused variables | |
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On Tue, 17 Apr 2012 13:09:26 +0800 Shaohua Li <shli@xxxxxxxxxx> wrote:
>
> The two variables are useless.
>
> Signed-off-by: Shaohua Li <shli@xxxxxxxxxxxx>
> ---
> drivers/md/raid5.c | 4 ----
> 1 file changed, 4 deletions(-)
>
> Index: linux/drivers/md/raid5.c
> ===================================================================
> --- linux.orig/drivers/md/raid5.c 2012-04-17 11:56:16.606009690 +0800
> +++ linux/drivers/md/raid5.c 2012-04-17 11:57:47.026009295 +0800
> @@ -3953,12 +3953,10 @@ static void make_request(struct mddev *m
> plugged = mddev_check_plugged(mddev);
> for (;logical_sector < last_sector; logical_sector += STRIPE_SECTORS) {
> DEFINE_WAIT(w);
> - int disks, data_disks;
> int previous;
>
> retry:
> previous = 0;
> - disks = conf->raid_disks;
> prepare_to_wait(&conf->wait_for_overlap, &w, TASK_UNINTERRUPTIBLE);
> if (unlikely(conf->reshape_progress != MaxSector)) {
> /* spinlock is needed as reshape_progress may be
> @@ -3973,7 +3971,6 @@ static void make_request(struct mddev *m
> if (mddev->delta_disks < 0
> ? logical_sector < conf->reshape_progress
> : logical_sector >= conf->reshape_progress) {
> - disks = conf->previous_raid_disks;
> previous = 1;
> } else {
> if (mddev->delta_disks < 0
> @@ -3986,7 +3983,6 @@ static void make_request(struct mddev *m
> }
> spin_unlock_irq(&conf->device_lock);
> }
> - data_disks = disks - conf->max_degraded;
>
> new_sector = raid5_compute_sector(conf, logical_sector,
> previous,
applied, thanks.
NeilBrown
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