Commit e9852227 authored by Yehuda Sadeh's avatar Yehuda Sadeh Committed by Sage Weil

ceph: set up readahead size when rsize is not passed

This should improve the default read performance, as without it
readahead is practically disabled.
Signed-off-by: default avatarYehuda Sadeh <yehuda@hq.newdream.net>
parent 79e3057c
......@@ -779,6 +779,10 @@ static int ceph_register_bdi(struct super_block *sb,
fsc->backing_dev_info.ra_pages =
(fsc->mount_options->rsize + PAGE_CACHE_SIZE - 1)
>> PAGE_SHIFT;
else
fsc->backing_dev_info.ra_pages =
default_backing_dev_info.ra_pages;
err = bdi_register(&fsc->backing_dev_info, NULL, "ceph-%d",
atomic_long_inc_return(&bdi_seq));
if (!err)
......
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