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[PATCH] gfp_t: the rest

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zone handling, mapping->flags handling

Signed-off-by: Al Viro <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Al Viro 2005-10-21 03:22:44 -04:00 • committed by Linus Torvalds
commit 260b23674f
4 changed files with 29 additions and 23 deletions
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14
mm/highmem.c
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@ -30,11 +30,9 @@
static mempool_t *page_pool, *isa_page_pool;
static void *page_pool_alloc(gfp_t gfp_mask, void *data)
static void *page_pool_alloc_isa(gfp_t gfp_mask, void *data)
{
unsigned int gfp = gfp_mask | (unsigned int) (long) data;
return alloc_page(gfp);
return alloc_page(gfp_mask | GFP_DMA);
}
static void page_pool_free(void *page, void *data)
@ -51,6 +49,12 @@ static void page_pool_free(void *page, void *data)
* n means that there are (n-1) current users of it.
*/
#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);
@ -267,7 +271,7 @@ int init_emergency_isa_pool(void)
if (isa_page_pool)
return 0;
isa_page_pool = mempool_create(ISA_POOL_SIZE, page_pool_alloc, page_pool_free, (void *) __GFP_DMA);
isa_page_pool = mempool_create(ISA_POOL_SIZE, page_pool_alloc_isa, page_pool_free, NULL);
if (!isa_page_pool)
BUG();