s390/cmf: remove unneeded DMA zone allocation

The address of the measurement block can be anywhere in 64 bit
absolute space. See description of the schm instruction in the
Principles of Operation.

Therefore remove the GFP_DMA flag when allocating the block.

Acked-by: Alexander Gordeev <agordeev@linux.ibm.com>
Reviewed-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c
index 5584aa46c94e159dd5368b061c38b196199e5a71..6a6e61ceb3c19fc478b7989d985186ca50d3160f 100644 (file)
--- a/drivers/s390/cio/cmf.c
+++ b/drivers/s390/cio/cmf.c
@@ -501,8 +501,7 @@ static int alloc_cmb(struct ccw_device *cdev)
                WARN_ON(!list_empty(&cmb_area.list));
 
                spin_unlock(&cmb_area.lock);
-               mem = (void*)__get_free_pages(GFP_KERNEL | GFP_DMA,
-                                get_order(size));
+               mem = (void *)__get_free_pages(GFP_KERNEL, get_order(size));
                spin_lock(&cmb_area.lock);
 
                if (cmb_area.mem) {