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| author | Hugh Dickins <hugh@veritas.com> | 2009-01-06 23:39:41 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-07 00:59:04 +0100 |
| commit | b962716b459505a8d83aea313fea0abe76749f42 (patch) | |
| tree | b401e882f2ee8ff5a11209057496e603c211e8fe /mm/mmu_notifier.c | |
| parent | mm: add add_to_swap stub (diff) | |
| download | linux-b962716b459505a8d83aea313fea0abe76749f42.tar.xz linux-b962716b459505a8d83aea313fea0abe76749f42.zip | |
mm: optimize get_scan_ratio for no swap
Rik suggests a simplified get_scan_ratio() for !CONFIG_SWAP. Yes, the gcc
optimizer gives us that, when nr_swap_pages is #defined as 0L. Move usual
declaration to swapfile.c: it never belonged in page_alloc.c.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Cc: Lee Schermerhorn <lee.schermerhorn@hp.com>
Acked-by: Rik van Riel <riel@redhat.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Robin Holt <holt@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mmu_notifier.c')
0 files changed, 0 insertions, 0 deletions