diff options
| author | Konstantin Khlebnikov <[email protected]> | 2012-01-10 15:07:04 -0800 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2012-01-10 16:30:41 -0800 |
| commit | cc59850ef940e4ee6a765d28b439b9bafe07cf63 (patch) | |
| tree | 03b666986e9cc7dfc113a14721c44aa9e149f871 /tools/perf/scripts/python/syscall-counts.py | |
| parent | c909e99364c8b6ca07864d752950b6b4ecf6bef4 (diff) | |
mm: add free_hot_cold_page_list() helper
This patch adds helper free_hot_cold_page_list() to free list of 0-order
pages. It frees pages directly from list without temporary page-vector.
It also calls trace_mm_pagevec_free() to simulate pagevec_free()
behaviour.
bloat-o-meter:
add/remove: 1/1 grow/shrink: 1/3 up/down: 267/-295 (-28)
function old new delta
free_hot_cold_page_list - 264 +264
get_page_from_freelist 2129 2132 +3
__pagevec_free 243 239 -4
split_free_page 380 373 -7
release_pages 606 510 -96
free_page_list 188 - -188
Signed-off-by: Konstantin Khlebnikov <[email protected]>
Cc: Mel Gorman <[email protected]>
Cc: KOSAKI Motohiro <[email protected]>
Acked-by: Minchan Kim <[email protected]>
Acked-by: Hugh Dickins <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions