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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-15 15:44:51 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-15 15:44:51 +1000 |
| commit | 43d2548bb2ef7e6d753f91468a746784041e522d (patch) | |
| tree | 77d13fcd48fd998393abb825ec36e2b732684a73 /mm/page-writeback.c | |
| parent | 585583d95c5660973bc0cf64add517b040acd8a4 (diff) | |
| parent | 85082fd7cbe3173198aac0eb5e85ab1edcc6352c (diff) | |
| download | op-kernel-dev-43d2548bb2ef7e6d753f91468a746784041e522d.zip op-kernel-dev-43d2548bb2ef7e6d753f91468a746784041e522d.tar.gz | |
Merge commit '85082fd7cbe3173198aac0eb5e85ab1edcc6352c' into test-build
Manual fixup of:
arch/powerpc/Kconfig
Diffstat (limited to 'mm/page-writeback.c')
| -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 789b6ad..b38f700 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; |
