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author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2007-10-16 23:25:46 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-17 08:42:45 -0700 |
commit | e0bf68ddec4f4f90e5871404be4f1854c17f3120 (patch) | |
tree | 36203a3558cbe26d698bed18be69b3822fb5eef2 /mm/readahead.c | |
parent | dc62a30e274d003a4d08fb888f1520add4b21373 (diff) | |
download | kernel-common-e0bf68ddec4f4f90e5871404be4f1854c17f3120.tar.gz kernel-common-e0bf68ddec4f4f90e5871404be4f1854c17f3120.tar.bz2 kernel-common-e0bf68ddec4f4f90e5871404be4f1854c17f3120.zip |
mm: bdi init hooks
provide BDI constructor/destructor hooks
[akpm@linux-foundation.org: compile fix]
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/readahead.c')
-rw-r--r-- | mm/readahead.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index 229788884010..c9c50ca1ec38 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. */ |