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| author |   Ingo Molnar <mingo@elte.hu> | 2009-03-28 22:27:45 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-28 22:27:45 +0100 |
| commit | 3fab191002b184e4390aa07c7149c6cc7b638ec7 (patch) | |
| tree | 821382d49e47c19531bfc3bb9e1f8922486374d4 /mm/readahead.c | |
| parent | Merge branches 'x86/apic', 'x86/cleanups' and 'x86/mm' into x86/core (diff) | |
| parent | Merge branch 'percpu-cpumask-x86-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip (diff) | |
| download | linux-dev-3fab191002b184e4390aa07c7149c6cc7b638ec7.tar.xz linux-dev-3fab191002b184e4390aa07c7149c6cc7b638ec7.zip | |
Merge branch 'linus' into x86/core
Diffstat (limited to 'mm/readahead.c')
| -rw-r--r-- | mm/readahead.c | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index bec83c15a78f..9ce303d4b810 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -17,19 +17,6 @@ #include <linux/pagevec.h> #include <linux/pagemap.h> -void default_unplug_io_fn(struct backing_dev_info *bdi, struct page *page) -{ -} -EXPORT_SYMBOL(default_unplug_io_fn); - -struct backing_dev_info default_backing_dev_info = { - .ra_pages = VM_MAX_READAHEAD * 1024 / PAGE_CACHE_SIZE, - .state = 0, - .capabilities = BDI_CAP_MAP_COPY, - .unplug_io_fn = default_unplug_io_fn, -}; -EXPORT_SYMBOL_GPL(default_backing_dev_info); - /* * Initialise a struct file's readahead state. Assumes that the caller has * memset *ra to zero. @@ -233,18 +220,6 @@ unsigned long max_sane_readahead(unsigned long nr) + node_page_state(numa_node_id(), NR_FREE_PAGES)) / 2); } -static int __init readahead_init(void) -{ - int err; - - err = bdi_init(&default_backing_dev_info); - if (!err) - bdi_register(&default_backing_dev_info, NULL, "default"); - - return err; -} -subsys_initcall(readahead_init); - /* * Submit IO for the read-ahead request in file_ra_state. */ |