Subject: + mm-vmscan-fix-do_try_to_free_pages-livelock-fix.patch added to -mm tree
To: akpm@xxxxxxxxxxxxxxxxxxxx,aaditya.kumar.30@xxxxxxxxx,cl@xxxxxxxxx,cldu@xxxxxxxxxxx,hannes@xxxxxxxxxxx,kamezawa.hiroyu@xxxxxxxxxxxxxx,kosaki.motohiro@xxxxxxxxxxxxxx,linux@xxxxxxxxxxxxxxxx,lliubbo@xxxxxxxxx,mel@xxxxxxxxx,mhocko@xxxxxxx,minchan@xxxxxxxxxx,npiggin@xxxxxxxxx,riel@xxxxxxxxxx,yinghan@xxxxxxxxxx,zhangwm@xxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 20 Aug 2013 15:16:40 -0700
The patch titled
Subject: mm-vmscan-fix-do_try_to_free_pages-livelock-fix
has been added to the -mm tree. Its filename is
mm-vmscan-fix-do_try_to_free_pages-livelock-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-vmscan-fix-do_try_to_free_pages-livelock-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-vmscan-fix-do_try_to_free_pages-livelock-fix.patch
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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-vmscan-fix-do_try_to_free_pages-livelock-fix
uninline zone_reclaimable_pages() and zone_reclaimable().
Cc: Aaditya Kumar <aaditya.kumar.30@xxxxxxxxx>
Cc: Bob Liu <lliubbo@xxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Cc: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Cc: Lisa Du <cldu@xxxxxxxxxxx>
Cc: Mel Gorman <mel@xxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxx>
Cc: Minchan Kim <minchan@xxxxxxxxxx>
Cc: Neil Zhang <zhangwm@xxxxxxxxxxx>
Cc: Nick Piggin <npiggin@xxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxx>
Cc: Russell King - ARM Linux <linux@xxxxxxxxxxxxxxxx>
Cc: Ying Han <yinghan@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/mm_inline.h | 19 -------------------
mm/internal.h | 2 ++
mm/page-writeback.c | 2 ++
mm/vmscan.c | 19 +++++++++++++++++++
mm/vmstat.c | 2 ++
5 files changed, 25 insertions(+), 19 deletions(-)
diff -puN include/linux/mm_inline.h~mm-vmscan-fix-do_try_to_free_pages-livelock-fix include/linux/mm_inline.h
--- a/include/linux/mm_inline.h~mm-vmscan-fix-do_try_to_free_pages-livelock-fix
+++ a/include/linux/mm_inline.h
@@ -100,23 +100,4 @@ static __always_inline enum lru_list pag
return lru;
}
-static inline unsigned long zone_reclaimable_pages(struct zone *zone)
-{
- int nr;
-
- nr = zone_page_state(zone, NR_ACTIVE_FILE) +
- zone_page_state(zone, NR_INACTIVE_FILE);
-
- if (get_nr_swap_pages() > 0)
- nr += zone_page_state(zone, NR_ACTIVE_ANON) +
- zone_page_state(zone, NR_INACTIVE_ANON);
-
- return nr;
-}
-
-static inline bool zone_reclaimable(struct zone *zone)
-{
- return zone->pages_scanned < zone_reclaimable_pages(zone) * 6;
-}
-
#endif
diff -puN mm/internal.h~mm-vmscan-fix-do_try_to_free_pages-livelock-fix mm/internal.h
--- a/mm/internal.h~mm-vmscan-fix-do_try_to_free_pages-livelock-fix
+++ a/mm/internal.h
@@ -85,6 +85,8 @@ extern unsigned long highest_memmap_pfn;
*/
extern int isolate_lru_page(struct page *page);
extern void putback_lru_page(struct page *page);
+extern unsigned long zone_reclaimable_pages(struct zone *zone);
+extern bool zone_reclaimable(struct zone *zone);
/*
* in mm/rmap.c:
diff -puN mm/page-writeback.c~mm-vmscan-fix-do_try_to_free_pages-livelock-fix mm/page-writeback.c
--- a/mm/page-writeback.c~mm-vmscan-fix-do_try_to_free_pages-livelock-fix
+++ a/mm/page-writeback.c
@@ -39,6 +39,8 @@
#include <linux/mm_inline.h>
#include <trace/events/writeback.h>
+#include "internal.h"
+
/*
* Sleep at most 200ms at a time in balance_dirty_pages().
*/
diff -puN mm/vmscan.c~mm-vmscan-fix-do_try_to_free_pages-livelock-fix mm/vmscan.c
--- a/mm/vmscan.c~mm-vmscan-fix-do_try_to_free_pages-livelock-fix
+++ a/mm/vmscan.c
@@ -146,6 +146,25 @@ static bool global_reclaim(struct scan_c
}
#endif
+unsigned long zone_reclaimable_pages(struct zone *zone)
+{
+ int nr;
+
+ nr = zone_page_state(zone, NR_ACTIVE_FILE) +
+ zone_page_state(zone, NR_INACTIVE_FILE);
+
+ if (get_nr_swap_pages() > 0)
+ nr += zone_page_state(zone, NR_ACTIVE_ANON) +
+ zone_page_state(zone, NR_INACTIVE_ANON);
+
+ return nr;
+}
+
+bool zone_reclaimable(struct zone *zone)
+{
+ return zone->pages_scanned < zone_reclaimable_pages(zone) * 6;
+}
+
static unsigned long get_lru_size(struct lruvec *lruvec, enum lru_list lru)
{
if (!mem_cgroup_disabled())
diff -puN mm/vmstat.c~mm-vmscan-fix-do_try_to_free_pages-livelock-fix mm/vmstat.c
--- a/mm/vmstat.c~mm-vmscan-fix-do_try_to_free_pages-livelock-fix
+++ a/mm/vmstat.c
@@ -21,6 +21,8 @@
#include <linux/compaction.h>
#include <linux/mm_inline.h>
+#include "internal.h"
+
#ifdef CONFIG_VM_EVENT_COUNTERS
DEFINE_PER_CPU(struct vm_event_state, vm_event_states) = {{0}};
EXPORT_PER_CPU_SYMBOL(vm_event_states);
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
origin.patch
revert-include-linux-smph-on_each_cpu-switch-back-to-a-macro.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
i-need-old-gcc.patch
block-support-embedded-device-command-line-partition.patch
mm.patch
swap-warn-when-a-swap-area-overflows-the-maximum-size-fix.patch
mm-swapfilec-convert-to-pr_foo.patch
mm-vmstats-track-tlb-flush-stats-on-up-too-fix.patch
swap-make-swap-discard-async-checkpatch-fixes.patch
swap-make-cluster-allocation-per-cpu-checkpatch-fixes.patch
mm-page_alloc-restructure-free-page-stealing-code-and-fix-a-bug-fix.patch
mm-hugetlb-decrement-reserve-count-if-vm_noreserve-alloc-page-cache-fix.patch
mm-mempolicy-return-null-if-node-is-numa_no_node-in-get_task_policy.patch
vmstat-create-separate-function-to-fold-per-cpu-diffs-into-local-counters-fix.patch
genalloc-fix-overflow-of-ending-address-of-memory-chunk-fix.patch
mm-use-zone_end_pfn-instead-of-zone_start_pfnspanned_pages-fix.patch
mm-hotplug-verify-hotplug-memory-range-fix.patch
mm-fix-aio-performance-regression-for-database-caused-by-thp-fix.patch
mm-munlock-bypass-per-cpu-pvec-for-putback_lru_page-fix.patch
mm-vmscan-fix-do_try_to_free_pages-livelock-fix.patch
lib-crc32-update-the-comments-of-crc32_bele_generic-checkpatch-fixes.patch
binfmt_elfc-use-get_random_int-to-fix-entropy-depleting.patch
fat-additions-to-support-fat_fallocate-fix.patch
move-exit_task_namespaces-outside-of-exit_notify-fix.patch
initmpfs-move-bdi-setup-from-init_rootfs-to-init_ramfs-fix.patch
initmpfs-use-initramfs-if-rootfstype=-or-root=-specified-checkpatch-fixes.patch
ipc-drop-ipcctl_pre_down-fix.patch
ipcshm-make-shmctl_nolock-lockless-checkpatch-fixes.patch
linux-next.patch
revert-selinux-do-not-handle-seclabel-as-a-special-flag.patch
memcg-trivial-cleanups.patch
shrinker-convert-superblock-shrinkers-to-new-api-fix.patch
xfs-convert-buftarg-lru-to-generic-code-fix.patch
xfs-convert-dquot-cache-lru-to-list_lru-fix.patch
fs-convert-fs-shrinkers-to-new-scan-count-api-fix.patch
fs-convert-fs-shrinkers-to-new-scan-count-api-fix-fix-2.patch
drivers-convert-shrinkers-to-new-count-scan-api-fix.patch
drivers-convert-shrinkers-to-new-count-scan-api-fix-2.patch
shrinker-convert-remaining-shrinkers-to-count-scan-api-fix.patch
hugepage-convert-huge-zero-page-shrinker-to-new-shrinker-api-fix.patch
shrinker-kill-old-shrink-api-fix.patch
debugging-keep-track-of-page-owners-fix-2-fix.patch
debugging-keep-track-of-page-owners-fix-2-fix-fix-fix.patch
journal_add_journal_head-debug.patch
kernel-forkc-export-kernel_thread-to-modules.patch
mutex-subsystem-synchro-test-module.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
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