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mm: show_free_areas(): display slab pages in two separate fields 

If an OOM happens, we really want to know the number of remaining
reclaimable pages.  So the reclaimable slab and unreclaimable slab fields
should not be combined for display.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
KOSAKI Motohiro 2009-09-21 17:01:29 -07:00 committed by Linus Torvalds
parent b904dcfed6
commit 3701b03323
1 changed files with 4 additions and 3 deletions
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7
mm/page_alloc.c
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@ -2138,7 +2138,8 @@ void show_free_areas(void)
" inactive_file:%lu"
" unevictable:%lu"
" dirty:%lu writeback:%lu unstable:%lu\n"
" free:%lu slab:%lu mapped:%lu pagetables:%lu bounce:%lu\n",
" free:%lu slab_reclaimable:%lu slab_unreclaimable:%lu\n"
" mapped:%lu pagetables:%lu bounce:%lu\n",
global_page_state(NR_ACTIVE_ANON),
global_page_state(NR_ACTIVE_FILE),
global_page_state(NR_INACTIVE_ANON),
@ -2148,8 +2149,8 @@ void show_free_areas(void)
global_page_state(NR_WRITEBACK),
global_page_state(NR_UNSTABLE_NFS),
global_page_state(NR_FREE_PAGES),
global_page_state(NR_SLAB_RECLAIMABLE) +
global_page_state(NR_SLAB_UNRECLAIMABLE),
global_page_state(NR_SLAB_RECLAIMABLE),
global_page_state(NR_SLAB_UNRECLAIMABLE),
global_page_state(NR_FILE_MAPPED),
global_page_state(NR_PAGETABLE),
global_page_state(NR_BOUNCE));