diff --git a/mm/highmem.c b/mm/highmem.c
index 4009115..90e1861e 100644
--- a/mm/highmem.c
+++ b/mm/highmem.c
@@ -30,7 +30,7 @@
 
 static mempool_t *page_pool, *isa_page_pool;
 
-static void *page_pool_alloc(unsigned int __nocast gfp_mask, void *data)
+static void *page_pool_alloc(gfp_t gfp_mask, void *data)
 {
 	unsigned int gfp = gfp_mask | (unsigned int) (long) data;
 
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 9033f08..37af443 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -687,7 +687,7 @@
 }
 
 /* Return a zonelist representing a mempolicy */
-static struct zonelist *zonelist_policy(unsigned int __nocast gfp, struct mempolicy *policy)
+static struct zonelist *zonelist_policy(gfp_t gfp, struct mempolicy *policy)
 {
 	int nd;
 
@@ -751,7 +751,7 @@
 
 /* Allocate a page in interleaved policy.
    Own path because it needs to do special accounting. */
-static struct page *alloc_page_interleave(unsigned int __nocast gfp, unsigned order, unsigned nid)
+static struct page *alloc_page_interleave(gfp_t gfp, unsigned order, unsigned nid)
 {
 	struct zonelist *zl;
 	struct page *page;
@@ -789,7 +789,7 @@
  *	Should be called with the mm_sem of the vma hold.
  */
 struct page *
-alloc_page_vma(unsigned int __nocast gfp, struct vm_area_struct *vma, unsigned long addr)
+alloc_page_vma(gfp_t gfp, struct vm_area_struct *vma, unsigned long addr)
 {
 	struct mempolicy *pol = get_vma_policy(current, vma, addr);
 
@@ -832,7 +832,7 @@
  *	1) it's ok to take cpuset_sem (can WAIT), and
  *	2) allocating for current task (not interrupt).
  */
-struct page *alloc_pages_current(unsigned int __nocast gfp, unsigned order)
+struct page *alloc_pages_current(gfp_t gfp, unsigned order)
 {
 	struct mempolicy *pol = current->mempolicy;
 
diff --git a/mm/mempool.c b/mm/mempool.c
index 65f2957..9e377ea 100644
--- a/mm/mempool.c
+++ b/mm/mempool.c
@@ -112,7 +112,7 @@
  * while this function is running. mempool_alloc() & mempool_free()
  * might be called (eg. from IRQ contexts) while this function executes.
  */
-int mempool_resize(mempool_t *pool, int new_min_nr, unsigned int __nocast gfp_mask)
+int mempool_resize(mempool_t *pool, int new_min_nr, gfp_t gfp_mask)
 {
 	void *element;
 	void **new_elements;
@@ -200,7 +200,7 @@
  * *never* fails when called from process contexts. (it might
  * fail if called from an IRQ context.)
  */
-void * mempool_alloc(mempool_t *pool, unsigned int __nocast gfp_mask)
+void * mempool_alloc(mempool_t *pool, gfp_t gfp_mask)
 {
 	void *element;
 	unsigned long flags;
@@ -276,7 +276,7 @@
 /*
  * A commonly used alloc and free fn.
  */
-void *mempool_alloc_slab(unsigned int __nocast gfp_mask, void *pool_data)
+void *mempool_alloc_slab(gfp_t gfp_mask, void *pool_data)
 {
 	kmem_cache_t *mem = (kmem_cache_t *) pool_data;
 	return kmem_cache_alloc(mem, gfp_mask);
diff --git a/mm/nommu.c b/mm/nommu.c
index 064d704..0ef241a 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -157,8 +157,7 @@
 	kfree(addr);
 }
 
-void *__vmalloc(unsigned long size, unsigned int __nocast gfp_mask,
-			pgprot_t prot)
+void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot)
 {
 	/*
 	 * kmalloc doesn't like __GFP_HIGHMEM for some reason
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index ac3bf33..d348b90 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -263,7 +263,7 @@
  * OR try to be smart about which process to kill. Note that we
  * don't have to be perfect here, we just have to be good.
  */
-void out_of_memory(unsigned int __nocast gfp_mask, int order)
+void out_of_memory(gfp_t gfp_mask, int order)
 {
 	struct mm_struct *mm = NULL;
 	task_t * p;
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index ae29033..cc1fe26 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -671,7 +671,7 @@
 	free_hot_cold_page(page, 1);
 }
 
-static inline void prep_zero_page(struct page *page, int order, unsigned int __nocast gfp_flags)
+static inline void prep_zero_page(struct page *page, int order, gfp_t gfp_flags)
 {
 	int i;
 
@@ -686,7 +686,7 @@
  * or two.
  */
 static struct page *
-buffered_rmqueue(struct zone *zone, int order, unsigned int __nocast gfp_flags)
+buffered_rmqueue(struct zone *zone, int order, gfp_t gfp_flags)
 {
 	unsigned long flags;
 	struct page *page = NULL;
@@ -761,7 +761,7 @@
 }
 
 static inline int
-should_reclaim_zone(struct zone *z, unsigned int gfp_mask)
+should_reclaim_zone(struct zone *z, gfp_t gfp_mask)
 {
 	if (!z->reclaim_pages)
 		return 0;
@@ -774,7 +774,7 @@
  * This is the 'heart' of the zoned buddy allocator.
  */
 struct page * fastcall
-__alloc_pages(unsigned int __nocast gfp_mask, unsigned int order,
+__alloc_pages(gfp_t gfp_mask, unsigned int order,
 		struct zonelist *zonelist)
 {
 	const int wait = gfp_mask & __GFP_WAIT;
@@ -977,7 +977,7 @@
 /*
  * Common helper functions.
  */
-fastcall unsigned long __get_free_pages(unsigned int __nocast gfp_mask, unsigned int order)
+fastcall unsigned long __get_free_pages(gfp_t gfp_mask, unsigned int order)
 {
 	struct page * page;
 	page = alloc_pages(gfp_mask, order);
@@ -988,7 +988,7 @@
 
 EXPORT_SYMBOL(__get_free_pages);
 
-fastcall unsigned long get_zeroed_page(unsigned int __nocast gfp_mask)
+fastcall unsigned long get_zeroed_page(gfp_t gfp_mask)
 {
 	struct page * page;
 
diff --git a/mm/page_io.c b/mm/page_io.c
index 2e605a1..330e00d 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -19,7 +19,7 @@
 #include <linux/writeback.h>
 #include <asm/pgtable.h>
 
-static struct bio *get_swap_bio(unsigned int __nocast gfp_flags, pgoff_t index,
+static struct bio *get_swap_bio(gfp_t gfp_flags, pgoff_t index,
 				struct page *page, bio_end_io_t end_io)
 {
 	struct bio *bio;
diff --git a/mm/shmem.c b/mm/shmem.c
index 1f7aeb2..ea064d8 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -921,8 +921,7 @@
 }
 
 static inline struct page *
-shmem_alloc_page(unsigned int __nocast gfp,struct shmem_inode_info *info,
-				 unsigned long idx)
+shmem_alloc_page(gfp_t gfp,struct shmem_inode_info *info, unsigned long idx)
 {
 	return alloc_page(gfp | __GFP_ZERO);
 }
diff --git a/mm/slab.c b/mm/slab.c
index 5cbbdfa6..d05c678 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -650,8 +650,7 @@
 	return cachep->array[smp_processor_id()];
 }
 
-static inline kmem_cache_t *__find_general_cachep(size_t size,
-						unsigned int __nocast gfpflags)
+static inline kmem_cache_t *__find_general_cachep(size_t size, gfp_t gfpflags)
 {
 	struct cache_sizes *csizep = malloc_sizes;
 
@@ -675,8 +674,7 @@
 	return csizep->cs_cachep;
 }
 
-kmem_cache_t *kmem_find_general_cachep(size_t size,
-		unsigned int __nocast gfpflags)
+kmem_cache_t *kmem_find_general_cachep(size_t size, gfp_t gfpflags)
 {
 	return __find_general_cachep(size, gfpflags);
 }
@@ -1185,7 +1183,7 @@
  * did not request dmaable memory, we might get it, but that
  * would be relatively rare and ignorable.
  */
-static void *kmem_getpages(kmem_cache_t *cachep, unsigned int __nocast flags, int nodeid)
+static void *kmem_getpages(kmem_cache_t *cachep, gfp_t flags, int nodeid)
 {
 	struct page *page;
 	void *addr;
@@ -2048,7 +2046,7 @@
 
 /* Get the memory for a slab management obj. */
 static struct slab* alloc_slabmgmt(kmem_cache_t *cachep, void *objp,
-			int colour_off, unsigned int __nocast local_flags)
+			int colour_off, gfp_t local_flags)
 {
 	struct slab *slabp;
 	
@@ -2149,7 +2147,7 @@
  * Grow (by 1) the number of slabs within a cache.  This is called by
  * kmem_cache_alloc() when there are no active objs left in a cache.
  */
-static int cache_grow(kmem_cache_t *cachep, unsigned int __nocast flags, int nodeid)
+static int cache_grow(kmem_cache_t *cachep, gfp_t flags, int nodeid)
 {
 	struct slab	*slabp;
 	void		*objp;
@@ -2356,7 +2354,7 @@
 #define check_slabp(x,y) do { } while(0)
 #endif
 
-static void *cache_alloc_refill(kmem_cache_t *cachep, unsigned int __nocast flags)
+static void *cache_alloc_refill(kmem_cache_t *cachep, gfp_t flags)
 {
 	int batchcount;
 	struct kmem_list3 *l3;
@@ -2456,7 +2454,7 @@
 }
 
 static inline void
-cache_alloc_debugcheck_before(kmem_cache_t *cachep, unsigned int __nocast flags)
+cache_alloc_debugcheck_before(kmem_cache_t *cachep, gfp_t flags)
 {
 	might_sleep_if(flags & __GFP_WAIT);
 #if DEBUG
@@ -2467,7 +2465,7 @@
 #if DEBUG
 static void *
 cache_alloc_debugcheck_after(kmem_cache_t *cachep,
-			unsigned int __nocast flags, void *objp, void *caller)
+			gfp_t flags, void *objp, void *caller)
 {
 	if (!objp)	
 		return objp;
@@ -2510,7 +2508,7 @@
 #define cache_alloc_debugcheck_after(a,b,objp,d) (objp)
 #endif
 
-static inline void *____cache_alloc(kmem_cache_t *cachep, unsigned int __nocast flags)
+static inline void *____cache_alloc(kmem_cache_t *cachep, gfp_t flags)
 {
 	void* objp;
 	struct array_cache *ac;
@@ -2528,7 +2526,7 @@
 	return objp;
 }
 
-static inline void *__cache_alloc(kmem_cache_t *cachep, unsigned int __nocast flags)
+static inline void *__cache_alloc(kmem_cache_t *cachep, gfp_t flags)
 {
 	unsigned long save_flags;
 	void* objp;
@@ -2787,7 +2785,7 @@
  * Allocate an object from this cache.  The flags are only relevant
  * if the cache has no available objects.
  */
-void *kmem_cache_alloc(kmem_cache_t *cachep, unsigned int __nocast flags)
+void *kmem_cache_alloc(kmem_cache_t *cachep, gfp_t flags)
 {
 	return __cache_alloc(cachep, flags);
 }
@@ -2848,7 +2846,7 @@
  * New and improved: it will now make sure that the object gets
  * put on the correct node list so that there is no false sharing.
  */
-void *kmem_cache_alloc_node(kmem_cache_t *cachep, unsigned int __nocast flags, int nodeid)
+void *kmem_cache_alloc_node(kmem_cache_t *cachep, gfp_t flags, int nodeid)
 {
 	unsigned long save_flags;
 	void *ptr;
@@ -2875,7 +2873,7 @@
 }
 EXPORT_SYMBOL(kmem_cache_alloc_node);
 
-void *kmalloc_node(size_t size, unsigned int __nocast flags, int node)
+void *kmalloc_node(size_t size, gfp_t flags, int node)
 {
 	kmem_cache_t *cachep;
 
@@ -2908,7 +2906,7 @@
  * platforms.  For example, on i386, it means that the memory must come
  * from the first 16MB.
  */
-void *__kmalloc(size_t size, unsigned int __nocast flags)
+void *__kmalloc(size_t size, gfp_t flags)
 {
 	kmem_cache_t *cachep;
 
@@ -2997,7 +2995,7 @@
  * @size: how many bytes of memory are required.
  * @flags: the type of memory to allocate.
  */
-void *kzalloc(size_t size, unsigned int __nocast flags)
+void *kzalloc(size_t size, gfp_t flags)
 {
 	void *ret = kmalloc(size, flags);
 	if (ret)
@@ -3603,7 +3601,7 @@
  * @s: the string to duplicate
  * @gfp: the GFP mask used in the kmalloc() call when allocating memory
  */
-char *kstrdup(const char *s, unsigned int __nocast gfp)
+char *kstrdup(const char *s, gfp_t gfp)
 {
 	size_t len;
 	char *buf;
diff --git a/mm/swap_state.c b/mm/swap_state.c
index adbc2b4..132164f 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -68,7 +68,7 @@
  * but sets SwapCache flag and private instead of mapping and index.
  */
 static int __add_to_swap_cache(struct page *page, swp_entry_t entry,
-			       unsigned int __nocast gfp_mask)
+			       gfp_t gfp_mask)
 {
 	int error;
 
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 13c3d82..1150229 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -395,7 +395,7 @@
 
 EXPORT_SYMBOL(vmap);
 
-void *__vmalloc_area(struct vm_struct *area, unsigned int __nocast gfp_mask, pgprot_t prot)
+void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask, pgprot_t prot)
 {
 	struct page **pages;
 	unsigned int nr_pages, array_size, i;
@@ -446,7 +446,7 @@
  *	allocator with @gfp_mask flags.  Map them into contiguous
  *	kernel virtual space, using a pagetable protection of @prot.
  */
-void *__vmalloc(unsigned long size, unsigned int __nocast gfp_mask, pgprot_t prot)
+void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot)
 {
 	struct vm_struct *area;