The patch titled
Subject: mm: add zone_is_empty() and zone_is_initialized()
has been removed from the -mm tree. Its filename was
mm-add-zone_is_empty-and-zone_is_initialized.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Cody P Schafer <cody@xxxxxxxxxxxxxxxxxx>
Subject: mm: add zone_is_empty() and zone_is_initialized()
Factoring out these 2 checks makes it more clear what we are actually
checking for.
Signed-off-by: Cody P Schafer <cody@xxxxxxxxxxxxxxxxxx>
Cc: David Hansen <dave@xxxxxxxxxxxxxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Mel Gorman <mel@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/mmzone.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff -puN include/linux/mmzone.h~mm-add-zone_is_empty-and-zone_is_initialized include/linux/mmzone.h
--- a/include/linux/mmzone.h~mm-add-zone_is_empty-and-zone_is_initialized
+++ a/include/linux/mmzone.h
@@ -537,6 +537,16 @@ static inline bool zone_spans_pfn(const
return zone->zone_start_pfn <= pfn && pfn < zone_end_pfn(zone);
}
+static inline bool zone_is_initialized(struct zone *zone)
+{
+ return !!zone->wait_table;
+}
+
+static inline bool zone_is_empty(struct zone *zone)
+{
+ return zone->spanned_pages == 0;
+}
+
/*
* The "priority" of VM scanning is how much of the queues we will scan in one
* go. A value of 12 for DEF_PRIORITY implies that we will scan 1/4096th of the
_
Patches currently in -mm which might be from cody@xxxxxxxxxxxxxxxxxx are
origin.patch
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