提交 63c38d85 编写于 作者: C Christoph Hellwig 提交者: Jens Axboe

block: remove the bdgrab in blk_drop_partitions

There is no need to hold a bdev reference when removing the partition.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20210701081638.246552-3-hch@lst.deSigned-off-by: NJens Axboe <axboe@kernel.dk>
上级 498dcc13
......@@ -546,12 +546,8 @@ void blk_drop_partitions(struct gendisk *disk)
lockdep_assert_held(&disk->open_mutex);
xa_for_each_start(&disk->part_tbl, idx, part, 1) {
if (!bdgrab(part))
continue;
xa_for_each_start(&disk->part_tbl, idx, part, 1)
delete_partition(part);
bdput(part);
}
}
static bool blk_add_partition(struct gendisk *disk,
......
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