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authorMatthew Dobson <colpatch@us.ibm.com>2006-03-26 01:37:45 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-26 08:56:59 -0800
commita19b27ce3847c3a5d4ea6b6c91b6f7154759af23 (patch)
tree794dc69869408bee9154b3e9d9852327e5219f4c /mm/highmem.c
parent6e0678f394c7bd21bfa5d252b071a09e10e7a749 (diff)
downloadlinux-a19b27ce3847c3a5d4ea6b6c91b6f7154759af23.tar.gz
[PATCH] mempool: use common mempool page allocator
Convert two mempool users that currently use their own mempool-backed page allocators to use the generic mempool page allocator. Also included are 2 trivial whitespace fixes. Signed-off-by: Matthew Dobson <colpatch@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/highmem.c')
-rw-r--r--mm/highmem.c23
1 files changed, 7 insertions, 16 deletions
diff --git a/mm/highmem.c b/mm/highmem.c
index d0ea1eec6a9..55885f64af4 100644
--- a/mm/highmem.c
+++ b/mm/highmem.c
@@ -31,14 +31,9 @@
static mempool_t *page_pool, *isa_page_pool;
-static void *page_pool_alloc_isa(gfp_t gfp_mask, void *data)
+static void *mempool_alloc_pages_isa(gfp_t gfp_mask, void *data)
{
- return alloc_page(gfp_mask | GFP_DMA);
-}
-
-static void page_pool_free(void *page, void *data)
-{
- __free_page(page);
+ return mempool_alloc_pages(gfp_mask | GFP_DMA, data);
}
/*
@@ -51,11 +46,6 @@ static void page_pool_free(void *page, void *data)
*/
#ifdef CONFIG_HIGHMEM
-static void *page_pool_alloc(gfp_t gfp_mask, void *data)
-{
- return alloc_page(gfp_mask);
-}
-
static int pkmap_count[LAST_PKMAP];
static unsigned int last_pkmap_nr;
static __cacheline_aligned_in_smp DEFINE_SPINLOCK(kmap_lock);
@@ -229,7 +219,7 @@ static __init int init_emergency_pool(void)
if (!i.totalhigh)
return 0;
- page_pool = mempool_create(POOL_SIZE, page_pool_alloc, page_pool_free, NULL);
+ page_pool = mempool_create_page_pool(POOL_SIZE, 0);
if (!page_pool)
BUG();
printk("highmem bounce pool size: %d pages\n", POOL_SIZE);
@@ -272,7 +262,8 @@ int init_emergency_isa_pool(void)
if (isa_page_pool)
return 0;
- isa_page_pool = mempool_create(ISA_POOL_SIZE, page_pool_alloc_isa, page_pool_free, NULL);
+ isa_page_pool = mempool_create(ISA_POOL_SIZE, mempool_alloc_pages_isa,
+ mempool_free_pages, (void *) 0);
if (!isa_page_pool)
BUG();
@@ -337,7 +328,7 @@ static void bounce_end_io(struct bio *bio, mempool_t *pool, int err)
bio_put(bio);
}
-static int bounce_end_io_write(struct bio *bio, unsigned int bytes_done,int err)
+static int bounce_end_io_write(struct bio *bio, unsigned int bytes_done, int err)
{
if (bio->bi_size)
return 1;
@@ -384,7 +375,7 @@ static int bounce_end_io_read_isa(struct bio *bio, unsigned int bytes_done, int
}
static void __blk_queue_bounce(request_queue_t *q, struct bio **bio_orig,
- mempool_t *pool)
+ mempool_t *pool)
{
struct page *page;
struct bio *bio = NULL;