3fc661a98c
As usual these patches were extracted from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y Also alphabetically order sound-soc kernel packages. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
27 lines
1,013 B
Diff
27 lines
1,013 B
Diff
From f5f66abf7c99c7786991f7bdd1b91195e8b48913 Mon Sep 17 00:00:00 2001
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From: popcornmix <popcornmix@gmail.com>
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Date: Wed, 18 Jun 2014 13:42:01 +0100
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Subject: [PATCH 003/381] vmstat: Workaround for issue where dirty page count
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goes negative
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See:
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https://github.com/raspberrypi/linux/issues/617
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http://www.spinics.net/lists/linux-mm/msg72236.html
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---
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include/linux/vmstat.h | 4 ++++
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1 file changed, 4 insertions(+)
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--- a/include/linux/vmstat.h
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+++ b/include/linux/vmstat.h
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@@ -219,7 +219,11 @@ static inline void __inc_zone_state(stru
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static inline void __dec_zone_state(struct zone *zone, enum zone_stat_item item)
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{
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atomic_long_dec(&zone->vm_stat[item]);
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+ if (item == NR_FILE_DIRTY && unlikely(atomic_long_read(&zone->vm_stat[item]) < 0))
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+ atomic_long_set(&zone->vm_stat[item], 0);
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atomic_long_dec(&vm_stat[item]);
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+ if (item == NR_FILE_DIRTY && unlikely(atomic_long_read(&vm_stat[item]) < 0))
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+ atomic_long_set(&vm_stat[item], 0);
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}
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static inline void __inc_zone_page_state(struct page *page,
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