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[PATCH] mm: dma32 zone statistics

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Add dma32 to zone statistics.  Also attempt to arrange struct page_state a
bit better (visually).

Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Nick Piggin
2006-01-06 00:11:10 -08:00
committed by Linus Torvalds
parent 7756b9e4e3
commit 9328b8faae
3 changed files with 46 additions and 17 deletions
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11
include/linux/mmzone.h
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@@ -397,6 +397,7 @@ static inline int is_normal_idx(int idx)
{
return (idx == ZONE_NORMAL);
}
/**
* is_highmem - helper function to quickly check if a struct zone is a
* highmem zone or not. This is an attempt to keep references
@@ -413,6 +414,16 @@ static inline int is_normal(struct zone *zone)
return zone == zone->zone_pgdat->node_zones + ZONE_NORMAL;
}
static inline int is_dma32(struct zone *zone)
{
return zone == zone->zone_pgdat->node_zones + ZONE_DMA32;
}
static inline int is_dma(struct zone *zone)
{
return zone == zone->zone_pgdat->node_zones + ZONE_DMA;
}
/* These two functions are used to setup the per zone pages min values */
struct ctl_table;
struct file;