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authorChristoph Hellwig <hch@lst.de>2020-09-24 09:51:32 +0300
committerJens Axboe <axboe@kernel.dk>2020-09-24 22:43:39 +0300
commit55b2598e84e97efc5d952958cb5e34236c43276b (patch)
tree7c73dedc9d9d3add3d3bd9ab94b1bbe69885aa57 /block
parent9e82d35b95e55aa50d264caee64a17840e3981b7 (diff)
downloadlinux-55b2598e84e97efc5d952958cb5e34236c43276b.tar.xz
bdi: initialize ->ra_pages and ->io_pages in bdi_init
Set up a readahead size by default, as very few users have a good reason to change it. This means code, ecryptfs, and orangefs now set up the values while they were previously missing it, while ubifs, mtd and vboxsf manually set it to 0 to avoid readahead. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Acked-by: David Sterba <dsterba@suse.com> [btrfs] Acked-by: Richard Weinberger <richard@nod.at> [ubifs, mtd] Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/blk-core.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index ca3f0f00c943..865d39e5be2b 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -538,8 +538,6 @@ struct request_queue *blk_alloc_queue(int node_id)
if (!q->stats)
goto fail_stats;
- q->backing_dev_info->ra_pages = VM_READAHEAD_PAGES;
- q->backing_dev_info->io_pages = VM_READAHEAD_PAGES;
q->backing_dev_info->capabilities = BDI_CAP_CGROUP_WRITEBACK;
q->node = node_id;