X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=mm%2Freadahead.c;h=c9c50ca1ec3866b839a85173f3d416a1b17211d1;hb=313d8e57b074d5f03dfed2755f21ae41a6f0fd5a;hp=229788884010d18a8dba50f65dbcfe7bb37df744;hpb=4acadb965c4aa587aac29a0a91203c4745d6fb4e;p=linux-2.6

diff --git a/mm/readahead.c b/mm/readahead.c
index 2297888840..c9c50ca1ec 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -233,6 +233,12 @@ unsigned long max_sane_readahead(unsigned long nr)
 		+ node_page_state(numa_node_id(), NR_FREE_PAGES)) / 2);
 }
 
+static int __init readahead_init(void)
+{
+	return bdi_init(&default_backing_dev_info);
+}
+subsys_initcall(readahead_init);
+
 /*
  * Submit IO for the read-ahead request in file_ra_state.
  */