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authorSalyzyn, Mark <Mark_Salyzyn@adaptec.com>2008-01-11 11:46:44 -0800
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-01-23 11:29:24 -0600
commit3a0086a80ab7c2f1adb0e9b2a6fc82632979cec5 (patch)
tree35006c7f19099637b4bc33295f36a36f21486982 /drivers
parent984621b4379cccbd0330e10622021a3cfe464ad5 (diff)
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[SCSI] aacraid: add call to flush_kernel_dcache_page
Some architectures require a call to flush_kernel_dcache_page for processor spoofed DMA operations. Signed-off-by: Mark Salyzyn <aacraid@adaptec.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/aacraid/aachba.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 3cddcc0901b..970a8d99107 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -31,9 +31,9 @@
#include <linux/slab.h>
#include <linux/completion.h>
#include <linux/blkdev.h>
-#include <linux/dma-mapping.h>
#include <asm/semaphore.h>
#include <asm/uaccess.h>
+#include <linux/highmem.h> /* For flush_kernel_dcache_page */
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
@@ -366,6 +366,7 @@ static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigne
if (buf && transfer_len > 0)
memcpy(buf + offset, data, transfer_len);
+ flush_kernel_dcache_page(kmap_atomic_to_page(buf - sg->offset));
kunmap_atomic(buf - sg->offset, KM_IRQ0);
}