Re: [PATCH trivial] mm: make get_mm_counter static-inline

Kirill A. Shutemov
2012-01-20T09:50:59Z

On Thu, Jan 19, 2012 at 04:40:05PM +0400, Konstantin Khlebnikov wrote:
> This patch makes get_mm_counter() always static inline,
> it is simple enough for that. And remove unused set_mm_counter()
>
> bloat-o-meter:
>
> add/remove: 0/1 grow/shrink: 4/12 up/down: 99/-341 (-242)
> function old new delta
> try_to_unmap_one 886 952 +66
> sys_remap_file_pages 1214 1230 +16
> dup_mm 1684 1700 +16
> do_exit 2277 2278 +1
> zap_page_range 208 205 -3
> unmap_region 304 296 -8
> static.oom_kill_process 554 546 -8
> try_to_unmap_file 1716 1700 -16
> getrusage 925 909 -16
> flush_old_exec 1704 1688 -16
> static.dump_header 416 390 -26
> acct_update_integrals 218 187 -31
> do_task_stat 2986 2954 -32
> get_mm_counter 34 - -34
> xacct_add_tsk 371 334 -37
> task_statm 172 118 -54
> task_mem 383 323 -60
>
> try_to_unmap_one() grows because update_hiwater_rss() now completely inline.
>
> Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>

Acked-by: Kirill A. Shutemov <kirill@shutemov.name>

--
Kirill A. Shutemov