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[PATCH] slab: remove SLAB_DMA

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SLAB_DMA is an alias of GFP_DMA. This is the last one so we
remove the leftover comment too.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Christoph Lameter 2006-12-06 20:33:19 -08:00 committed by Linus Torvalds
parent e94b176609
commit 441e143e95
6 changed files with 8 additions and 11 deletions
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6
drivers/atm/he.c
View file

@ -820,7 +820,7 @@ he_init_group(struct he_dev *he_dev, int group)
void *cpuaddr; void *cpuaddr;
#ifdef USE_RBPS_POOL #ifdef USE_RBPS_POOL
cpuaddr = pci_pool_alloc(he_dev->rbps_pool, GFP_KERNEL|SLAB_DMA, &dma_handle); cpuaddr = pci_pool_alloc(he_dev->rbps_pool, GFP_KERNEL|GFP_DMA, &dma_handle);
if (cpuaddr == NULL) if (cpuaddr == NULL)
return -ENOMEM; return -ENOMEM;
#else #else
@ -884,7 +884,7 @@ he_init_group(struct he_dev *he_dev, int group)
void *cpuaddr; void *cpuaddr;
#ifdef USE_RBPL_POOL #ifdef USE_RBPL_POOL
cpuaddr = pci_pool_alloc(he_dev->rbpl_pool, GFP_KERNEL|SLAB_DMA, &dma_handle); cpuaddr = pci_pool_alloc(he_dev->rbpl_pool, GFP_KERNEL|GFP_DMA, &dma_handle);
if (cpuaddr == NULL) if (cpuaddr == NULL)
return -ENOMEM; return -ENOMEM;
#else #else
@ -1724,7 +1724,7 @@ __alloc_tpd(struct he_dev *he_dev)
struct he_tpd *tpd; struct he_tpd *tpd;
dma_addr_t dma_handle; dma_addr_t dma_handle;
tpd = pci_pool_alloc(he_dev->tpd_pool, GFP_ATOMIC|SLAB_DMA, &dma_handle); tpd = pci_pool_alloc(he_dev->tpd_pool, GFP_ATOMIC|GFP_DMA, &dma_handle);
if (tpd == NULL) if (tpd == NULL)
return NULL; return NULL;

2
drivers/s390/block/dasd_eckd.c
View file

@ -1215,7 +1215,7 @@ dasd_eckd_build_cp(struct dasd_device * device, struct request *req)
dst = page_address(bv->bv_page) + bv->bv_offset; dst = page_address(bv->bv_page) + bv->bv_offset;
if (dasd_page_cache) { if (dasd_page_cache) {
char *copy = kmem_cache_alloc(dasd_page_cache, char *copy = kmem_cache_alloc(dasd_page_cache,
SLAB_DMA | __GFP_NOWARN); GFP_DMA | __GFP_NOWARN);
if (copy && rq_data_dir(req) == WRITE) if (copy && rq_data_dir(req) == WRITE)
memcpy(copy + bv->bv_offset, dst, bv->bv_len); memcpy(copy + bv->bv_offset, dst, bv->bv_len);
if (copy) if (copy)

2
drivers/s390/block/dasd_fba.c
View file

@ -308,7 +308,7 @@ dasd_fba_build_cp(struct dasd_device * device, struct request *req)
dst = page_address(bv->bv_page) + bv->bv_offset; dst = page_address(bv->bv_page) + bv->bv_offset;
if (dasd_page_cache) { if (dasd_page_cache) {
char *copy = kmem_cache_alloc(dasd_page_cache, char *copy = kmem_cache_alloc(dasd_page_cache,
SLAB_DMA | __GFP_NOWARN); GFP_DMA | __GFP_NOWARN);
if (copy && rq_data_dir(req) == WRITE) if (copy && rq_data_dir(req) == WRITE)
memcpy(copy + bv->bv_offset, dst, bv->bv_len); memcpy(copy + bv->bv_offset, dst, bv->bv_len);
if (copy) if (copy)

2
drivers/usb/core/buffer.c
View file

@ -93,7 +93,7 @@ void hcd_buffer_destroy (struct usb_hcd *hcd)
} }
/* sometimes alloc/free could use kmalloc with SLAB_DMA, for /* sometimes alloc/free could use kmalloc with GFP_DMA, for
* better sharing and to leverage mm/slab.c intelligence. * better sharing and to leverage mm/slab.c intelligence.
*/ */

3
include/linux/slab.h
View file

@ -18,9 +18,6 @@ typedef struct kmem_cache kmem_cache_t;
#include <asm/page.h> /* kmalloc_sizes.h needs PAGE_SIZE */ #include <asm/page.h> /* kmalloc_sizes.h needs PAGE_SIZE */
#include <asm/cache.h> /* kmalloc_sizes.h needs L1_CACHE_BYTES */ #include <asm/cache.h> /* kmalloc_sizes.h needs L1_CACHE_BYTES */
/* flags for kmem_cache_alloc() */
#define SLAB_DMA GFP_DMA
/* flags to pass to kmem_cache_create(). /* flags to pass to kmem_cache_create().
* The first 3 are only valid when the allocator as been build * The first 3 are only valid when the allocator as been build
* SLAB_DEBUG_SUPPORT. * SLAB_DEBUG_SUPPORT.

4
mm/slab.c
View file

@ -2637,7 +2637,7 @@ static void cache_init_objs(struct kmem_cache *cachep,
static void kmem_flagcheck(struct kmem_cache *cachep, gfp_t flags) static void kmem_flagcheck(struct kmem_cache *cachep, gfp_t flags)
{ {
if (flags & SLAB_DMA) if (flags & GFP_DMA)
BUG_ON(!(cachep->gfpflags & GFP_DMA)); BUG_ON(!(cachep->gfpflags & GFP_DMA));
else else
BUG_ON(cachep->gfpflags & GFP_DMA); BUG_ON(cachep->gfpflags & GFP_DMA);
@ -2721,7 +2721,7 @@ static int cache_grow(struct kmem_cache *cachep, gfp_t flags, int nodeid)
* Be lazy and only check for valid flags here, keeping it out of the * Be lazy and only check for valid flags here, keeping it out of the
* critical path in kmem_cache_alloc(). * critical path in kmem_cache_alloc().
*/ */
BUG_ON(flags & ~(SLAB_DMA | GFP_LEVEL_MASK | __GFP_NO_GROW)); BUG_ON(flags & ~(GFP_DMA | GFP_LEVEL_MASK | __GFP_NO_GROW));
if (flags & __GFP_NO_GROW) if (flags & __GFP_NO_GROW)
return 0; return 0;