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authorNeilBrown <neilb@suse.de>2012-08-01 20:40:02 +1000
committerNeilBrown <neilb@suse.de>2012-08-01 20:40:02 +1000
commitbb181e2e48f8c85db08c9cb015cbba9618dbf05c (patch)
tree191bc24dd97bcb174535cc217af082f16da3b43d /arch/s390/kernel/ipl.c
parentd57368afe63b3b7b45ce6c2b8c5276417935be2f (diff)
parentc039c332f23e794deb6d6f37b9f07ff3b27fb2cf (diff)
Merge commit 'c039c332f23e794deb6d6f37b9f07ff3b27fb2cf' into md
Pull in pre-requisites for adding raid10 support to dm-raid.
Diffstat (limited to 'arch/s390/kernel/ipl.c')
-rw-r--r--arch/s390/kernel/ipl.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index 2f6cfd460cb6..e64d141555ce 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -1,8 +1,7 @@
/*
- * arch/s390/kernel/ipl.c
* ipl/reipl/dump support for Linux on s390.
*
- * Copyright IBM Corp. 2005,2012
+ * Copyright IBM Corp. 2005, 2012
* Author(s): Michael Holzheu <holzheu@de.ibm.com>
* Heiko Carstens <heiko.carstens@de.ibm.com>
* Volker Sameske <sameske@de.ibm.com>
@@ -1528,15 +1527,12 @@ static struct shutdown_action __refdata dump_action = {
static void dump_reipl_run(struct shutdown_trigger *trigger)
{
- struct {
- void *addr;
- __u32 csum;
- } __packed ipib;
+ unsigned long ipib = (unsigned long) reipl_block_actual;
+ unsigned int csum;
- ipib.csum = csum_partial(reipl_block_actual,
- reipl_block_actual->hdr.len, 0);
- ipib.addr = reipl_block_actual;
- memcpy_absolute(&S390_lowcore.ipib, &ipib, sizeof(ipib));
+ csum = csum_partial(reipl_block_actual, reipl_block_actual->hdr.len, 0);
+ mem_assign_absolute(S390_lowcore.ipib, ipib);
+ mem_assign_absolute(S390_lowcore.ipib_checksum, csum);
dump_run(trigger);
}