Messages in this thread Patch in this message | | | Date | Mon, 3 Jul 2006 14:55:50 -0700 (PDT) | From | Christoph Lameter <> | Subject | [RFC 3/8] Move HIGHMEM counter into highmem.c/.h |
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Move highmem counters into highmem.c/.h
Move the totalhigh_pages definition into highmem.c/.h
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Index: linux-2.6.17-mm6/include/linux/highmem.h =================================================================== --- linux-2.6.17-mm6.orig/include/linux/highmem.h 2006-07-03 13:47:21.556579985 -0700 +++ linux-2.6.17-mm6/include/linux/highmem.h 2006-07-03 14:03:39.168021629 -0700 @@ -24,11 +24,14 @@ static inline void flush_kernel_dcache_p /* declarations for linux/mm/highmem.c */ unsigned int nr_free_highpages(void); +extern unsigned long totalhigh_pages; #else /* CONFIG_HIGHMEM */ static inline unsigned int nr_free_highpages(void) { return 0; } +#define totalhigh_pages 0 + static inline void *kmap(struct page *page) { might_sleep(); Index: linux-2.6.17-mm6/include/linux/swap.h =================================================================== --- linux-2.6.17-mm6.orig/include/linux/swap.h 2006-07-03 13:47:22.066314085 -0700 +++ linux-2.6.17-mm6/include/linux/swap.h 2006-07-03 14:03:39.168998131 -0700 @@ -162,7 +162,6 @@ extern void swapin_readahead(swp_entry_t /* linux/mm/page_alloc.c */ extern unsigned long totalram_pages; -extern unsigned long totalhigh_pages; extern unsigned long totalreserve_pages; extern long nr_swap_pages; extern unsigned int nr_free_pages(void); Index: linux-2.6.17-mm6/mm/page_alloc.c =================================================================== --- linux-2.6.17-mm6.orig/mm/page_alloc.c 2006-07-03 14:03:19.964129358 -0700 +++ linux-2.6.17-mm6/mm/page_alloc.c 2006-07-03 14:03:39.170951135 -0700 @@ -51,7 +51,6 @@ EXPORT_SYMBOL(node_online_map); nodemask_t node_possible_map __read_mostly = NODE_MASK_ALL; EXPORT_SYMBOL(node_possible_map); unsigned long totalram_pages __read_mostly; -unsigned long totalhigh_pages __read_mostly; unsigned long totalreserve_pages __read_mostly; long nr_swap_pages; int percpu_pagelist_fraction; Index: linux-2.6.17-mm6/mm/shmem.c =================================================================== --- linux-2.6.17-mm6.orig/mm/shmem.c 2006-07-03 13:47:22.646356337 -0700 +++ linux-2.6.17-mm6/mm/shmem.c 2006-07-03 14:03:39.171927638 -0700 @@ -45,6 +45,7 @@ #include <linux/namei.h> #include <linux/ctype.h> #include <linux/migrate.h> +#include <linux/highmem.h> #include <asm/uaccess.h> #include <asm/div64.h> Index: linux-2.6.17-mm6/mm/highmem.c =================================================================== --- linux-2.6.17-mm6.orig/mm/highmem.c 2006-07-03 13:47:22.613155266 -0700 +++ linux-2.6.17-mm6/mm/highmem.c 2006-07-03 14:03:39.172904140 -0700 @@ -46,6 +46,7 @@ static void *mempool_alloc_pages_isa(gfp */ #ifdef CONFIG_HIGHMEM +unsigned long totalhigh_pages __read_mostly; static int pkmap_count[LAST_PKMAP]; static unsigned int last_pkmap_nr; static __cacheline_aligned_in_smp DEFINE_SPINLOCK(kmap_lock); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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