The patch titled
Subject: mm: completely remove dumping per-cpu lists from show_mem()
has been added to the -mm tree. Its filename is
mm-completely-remove-dumping-per-cpu-lists-from-show_mem.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-completely-remove-dumping-per-cpu-lists-from-show_mem.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-completely-remove-dumping-per-cpu-lists-from-show_mem.patch
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------------------------------------------------------
From: Konstantin Khlebnikov <koct9i@xxxxxxxxx>
Subject: mm: completely remove dumping per-cpu lists from show_mem()
It seems nobody needs this.
Signed-off-by: Konstantin Khlebnikov <koct9i@xxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/mm.h | 1 -
mm/page_alloc.c | 22 ++--------------------
2 files changed, 2 insertions(+), 21 deletions(-)
diff -puN include/linux/mm.h~mm-completely-remove-dumping-per-cpu-lists-from-show_mem include/linux/mm.h
--- a/include/linux/mm.h~mm-completely-remove-dumping-per-cpu-lists-from-show_mem
+++ a/include/linux/mm.h
@@ -1126,7 +1126,6 @@ extern void pagefault_out_of_memory(void
* various contexts.
*/
#define SHOW_MEM_FILTER_NODES (0x0001u) /* disallowed nodes */
-#define SHOW_MEM_PERCPU_LISTS (0x0002u) /* per-zone per-cpu */
extern void show_free_areas(unsigned int flags);
extern bool skip_free_areas_node(unsigned int flags, int nid);
diff -puN mm/page_alloc.c~mm-completely-remove-dumping-per-cpu-lists-from-show_mem mm/page_alloc.c
--- a/mm/page_alloc.c~mm-completely-remove-dumping-per-cpu-lists-from-show_mem
+++ a/mm/page_alloc.c
@@ -3255,7 +3255,6 @@ static void show_migration_types(unsigne
* Bits in @filter:
* SHOW_MEM_FILTER_NODES: suppress nodes that are not allowed by current's
* cpuset.
- * SHOW_MEM_PERCPU_LISTS: display full per-node per-cpu pcp lists
*/
void show_free_areas(unsigned int filter)
{
@@ -3267,25 +3266,8 @@ void show_free_areas(unsigned int filter
if (skip_free_areas_node(filter, zone_to_nid(zone)))
continue;
- if (filter & SHOW_MEM_PERCPU_LISTS) {
- show_node(zone);
- printk("%s per-cpu:\n", zone->name);
- }
-
- for_each_online_cpu(cpu) {
- struct per_cpu_pageset *pageset;
-
- pageset = per_cpu_ptr(zone->pageset, cpu);
-
- free_pcp += pageset->pcp.count;
-
- if (!(filter & SHOW_MEM_PERCPU_LISTS))
- continue;
-
- printk("CPU %4d: hi:%5d, btch:%4d usd:%4d\n",
- cpu, pageset->pcp.high,
- pageset->pcp.batch, pageset->pcp.count);
- }
+ for_each_online_cpu(cpu)
+ free_pcp += per_cpu_ptr(zone->pageset, cpu)->pcp.count;
}
printk("active_anon:%lu inactive_anon:%lu isolated_anon:%lu\n"
_
Patches currently in -mm which might be from koct9i@xxxxxxxxx are
mm-completely-remove-dumping-per-cpu-lists-from-show_mem.patch
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