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| author | John Crispin <john@openwrt.org> | 2015-02-11 10:17:55 +0000 |
|---|---|---|
| committer | John Crispin <john@openwrt.org> | 2015-02-11 10:17:55 +0000 |
| commit | 408c9696264f8e25e4e4f6410e93d2edd06e59dd (patch) | |
| tree | 1c9e8fbacb1508e8561c43f87389edf02cfb0955 /target/linux/brcm2708/patches-3.18/0044-vmstat-Workaround-for-issue-where-dirty-page-count-g.patch | |
| parent | f90d9d486a8842077e68e90bba2b276ac1336bab (diff) | |
| download | mtk-20170518-408c9696264f8e25e4e4f6410e93d2edd06e59dd.zip mtk-20170518-408c9696264f8e25e4e4f6410e93d2edd06e59dd.tar.gz mtk-20170518-408c9696264f8e25e4e4f6410e93d2edd06e59dd.tar.bz2 | |
brcm2708: update to v3.18
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
SVN-Revision: 44392
Diffstat (limited to 'target/linux/brcm2708/patches-3.18/0044-vmstat-Workaround-for-issue-where-dirty-page-count-g.patch')
| -rwxr-xr-x | target/linux/brcm2708/patches-3.18/0044-vmstat-Workaround-for-issue-where-dirty-page-count-g.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-3.18/0044-vmstat-Workaround-for-issue-where-dirty-page-count-g.patch b/target/linux/brcm2708/patches-3.18/0044-vmstat-Workaround-for-issue-where-dirty-page-count-g.patch new file mode 100755 index 0000000..4826a87 --- /dev/null +++ b/target/linux/brcm2708/patches-3.18/0044-vmstat-Workaround-for-issue-where-dirty-page-count-g.patch @@ -0,0 +1,32 @@ +From de30840b98e508ea9d650570686e35b1a64c900c Mon Sep 17 00:00:00 2001 +From: popcornmix <popcornmix@gmail.com> +Date: Wed, 18 Jun 2014 13:42:01 +0100 +Subject: [PATCH 044/114] vmstat: Workaround for issue where dirty page count + goes negative + +See: +https://github.com/raspberrypi/linux/issues/617 +http://www.spinics.net/lists/linux-mm/msg72236.html +--- + include/linux/vmstat.h | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h +index 82e7db7..f87d16d 100644 +--- a/include/linux/vmstat.h ++++ b/include/linux/vmstat.h +@@ -241,7 +241,11 @@ static inline void __inc_zone_state(struct zone *zone, enum zone_stat_item item) + static inline void __dec_zone_state(struct zone *zone, enum zone_stat_item item) + { + atomic_long_dec(&zone->vm_stat[item]); ++ if (item == NR_FILE_DIRTY && unlikely(atomic_long_read(&zone->vm_stat[item]) < 0)) ++ atomic_long_set(&zone->vm_stat[item], 0); + atomic_long_dec(&vm_stat[item]); ++ if (item == NR_FILE_DIRTY && unlikely(atomic_long_read(&vm_stat[item]) < 0)) ++ atomic_long_set(&vm_stat[item], 0); + } + + static inline void __inc_zone_page_state(struct page *page, +-- +1.8.3.2 + |