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authorDavid S. Miller <davem@davemloft.net>2010-04-11 02:44:30 -0700
committerDavid S. Miller <davem@davemloft.net>2010-04-11 02:44:30 -0700
commit4a1032faac94ebbf647460ae3e06fc21146eb280 (patch)
tree7f31b97beb0406faa1523e619289ad0ab07c9787 /drivers/s390/block/dasd_3990_erp.c
parentae4e8d63b5619d4d95f1d2bfa2b836caa6e62d06 (diff)
parent0eddb519b9127c73d53db4bf3ec1d45b13f844d1 (diff)
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Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/s390/block/dasd_3990_erp.c')
-rw-r--r--drivers/s390/block/dasd_3990_erp.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c
index 51224f76b98..6927e751ce3 100644
--- a/drivers/s390/block/dasd_3990_erp.c
+++ b/drivers/s390/block/dasd_3990_erp.c
@@ -10,7 +10,6 @@
#define KMSG_COMPONENT "dasd-eckd"
#include <linux/timer.h>
-#include <linux/slab.h>
#include <asm/idals.h>
#define PRINTK_HEADER "dasd_erp(3990): "
@@ -2287,7 +2286,8 @@ static struct dasd_ccw_req *dasd_3990_erp_add_erp(struct dasd_ccw_req *cqr)
if (cqr->cpmode == 1) {
cplength = 0;
- datasize = sizeof(struct tcw) + sizeof(struct tsb);
+ /* TCW needs to be 64 byte aligned, so leave enough room */
+ datasize = 64 + sizeof(struct tcw) + sizeof(struct tsb);
} else {
cplength = 2;
datasize = 0;
@@ -2316,8 +2316,8 @@ static struct dasd_ccw_req *dasd_3990_erp_add_erp(struct dasd_ccw_req *cqr)
if (cqr->cpmode == 1) {
/* make a shallow copy of the original tcw but set new tsb */
erp->cpmode = 1;
- erp->cpaddr = erp->data;
- tcw = erp->data;
+ erp->cpaddr = PTR_ALIGN(erp->data, 64);
+ tcw = erp->cpaddr;
tsb = (struct tsb *) &tcw[1];
*tcw = *((struct tcw *)cqr->cpaddr);
tcw->tsb = (long)tsb;