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Commit d1a7c503 authored by NeilBrown's avatar NeilBrown
Browse files

md: don't display meaningless values in sysfs files resync_start and sync_speed 



When no resync if happening, both of these files currently have
meaningless values (is slightly different ways).
Change them to "none" in that case.

Signed-off-by: default avatarNeilBrown <neilb@suse.de>
parent 88ce4930

drivers/md/md.c

+4 −0
Original line number Diff line number Diff line
@@ -2888,6 +2888,8 @@ __ATTR(chunk_size, S_IRUGO|S_IWUSR, chunk_size_show, chunk_size_store); 
static ssize_t

resync_start_show(mddev_t *mddev, char *page)

{

	if (mddev->recovery_cp == MaxSector)

		return sprintf(page, "none\n");

	return sprintf(page, "%llu\n", (unsigned long long)mddev->recovery_cp);

}
@@ -3469,6 +3471,8 @@ static ssize_t 
sync_speed_show(mddev_t *mddev, char *page)

{

	unsigned long resync, dt, db;

	if (mddev->curr_resync == 0)

		return sprintf(page, "none\n");

	resync = mddev->curr_mark_cnt - atomic_read(&mddev->recovery_active);

	dt = (jiffies - mddev->resync_mark) / HZ;

	if (!dt) dt++;