From a19b27ce3847c3a5d4ea6b6c91b6f7154759af23 Mon Sep 17 00:00:00 2001 From: Matthew Dobson Date: Sun, 26 Mar 2006 01:37:45 -0800 Subject: [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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/highmem.c | 23 +++++++---------------- 1 file changed, 7 insertions(+), 16 deletions(-) (limited to 'mm') diff --git a/mm/highmem.c b/mm/highmem.c index d0ea1ee..55885f6 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; -- cgit v1.1