bcache: Set ra_pages based on backing device's ra_pages

Signed-off-by: Kent Overstreet <koverstreet@google.com>
This commit is contained in:
Kent Overstreet 2013-03-27 11:09:23 -07:00
parent 2903381fce
commit 4f0fd955cd

View File

@ -1067,6 +1067,10 @@ static const char *register_bdev(struct cache_sb *sb, struct page *sb_page,
set_capacity(g, dc->bdev->bd_part->nr_sects - dc->sb.data_offset);
g->queue->backing_dev_info.ra_pages =
max(g->queue->backing_dev_info.ra_pages,
bdev->bd_queue->backing_dev_info.ra_pages);
bch_cached_dev_request_init(dc);
err = "error creating kobject";