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| author | Ingo Molnar <mingo@elte.hu> | 2008-07-10 11:43:00 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-10 11:43:00 +0200 |
| commit | bac0c9103b31c3dd83ad9d731dd9834e2ba75e4f (patch) | |
| tree | 702dd6a7ce06d224d594c2293af546b11ac9f51b /mm | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rol... (diff) | |
| parent | ftrace: prevent ftrace modifications while being kprobe'd, v2 (diff) | |
| download | linux-bac0c9103b31c3dd83ad9d731dd9834e2ba75e4f.tar.xz linux-bac0c9103b31c3dd83ad9d731dd9834e2ba75e4f.zip | |
Merge branch 'tracing/ftrace' into auto-ftrace-next
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/page-writeback.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 789b6adbef37..b38f700825fc 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -126,8 +126,6 @@ static void background_writeout(unsigned long _min_pages); static struct prop_descriptor vm_completions; static struct prop_descriptor vm_dirties; -static unsigned long determine_dirtyable_memory(void); - /* * couple the period to the dirty_ratio: * @@ -347,7 +345,13 @@ static unsigned long highmem_dirtyable_memory(unsigned long total) #endif } -static unsigned long determine_dirtyable_memory(void) +/** + * determine_dirtyable_memory - amount of memory that may be used + * + * Returns the numebr of pages that can currently be freed and used + * by the kernel for direct mappings. + */ +unsigned long determine_dirtyable_memory(void) { unsigned long x; |