From 7cf34d97ab45203b975396393ded9d3867dfa8bf Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 31 Aug 2020 20:02:34 +0200 Subject: block: remove the discard_alignment field from struct hd_struct The alignment offset is only used in slow path callers, so just calculate it on the fly. Signed-off-by: Christoph Hellwig Signed-off-by: Jens Axboe --- block/partitions/core.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'block/partitions') diff --git a/block/partitions/core.c b/block/partitions/core.c index 94c2fb39e602..e596a85bba1e 100644 --- a/block/partitions/core.c +++ b/block/partitions/core.c @@ -209,7 +209,10 @@ static ssize_t part_discard_alignment_show(struct device *dev, struct device_attribute *attr, char *buf) { struct hd_struct *p = dev_to_part(dev); - return sprintf(buf, "%u\n", p->discard_alignment); + + return sprintf(buf, "%u\n", + queue_limit_discard_alignment(&part_to_disk(p)->queue->limits, + p->start_sect)); } static DEVICE_ATTR(partition, 0444, part_partition_show, NULL); @@ -408,8 +411,6 @@ static struct hd_struct *add_partition(struct gendisk *disk, int partno, pdev = part_to_dev(p); p->start_sect = start; - p->discard_alignment = - queue_limit_discard_alignment(&disk->queue->limits, start); p->nr_sects = len; p->partno = partno; p->policy = get_disk_ro(disk); -- cgit v1.2.3