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authorDavid Hildenbrand <david@redhat.com>2017-12-18 23:46:16 +0100
committerCornelia Huck <cohuck@redhat.com>2018-01-22 11:04:52 +0100
commite537112b418306229eb74c53de93751dd7b484d0 (patch)
treeadaecdf9affaef8960bd04c4356f5cc6bab334b9 /hw/s390x
parentbb8794307252be791f1723eae47983f815882376 (diff)
s390x/sclp: fix missing be conversion
Linux crashes right now if maxmem > mem is specified on the command line. On s390x, the guest can hotplug memory itself right now - very weird - and e.g. Fedora 27 will simply add all memory it can when booting. So now, we have at least the same behavior on TCG and KVM. Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20171218224616.21030-3-david@redhat.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'hw/s390x')
-rw-r--r--hw/s390x/sclp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c
index 21351ffffc..276972b59f 100644
--- a/hw/s390x/sclp.c
+++ b/hw/s390x/sclp.c
@@ -233,7 +233,7 @@ static void assign_storage(SCLPDevice *sclp, SCCB *sccb)
sccb->h.response_code = cpu_to_be16(SCLP_RC_INVALID_SCLP_COMMAND);
return;
}
- assign_addr = (assign_info->rn - 1) * mhd->rzm;
+ assign_addr = (be16_to_cpu(assign_info->rn) - 1) * mhd->rzm;
if ((assign_addr % MEM_SECTION_SIZE == 0) &&
(assign_addr >= mhd->padded_ram_size)) {
@@ -292,7 +292,7 @@ static void unassign_storage(SCLPDevice *sclp, SCCB *sccb)
sccb->h.response_code = cpu_to_be16(SCLP_RC_INVALID_SCLP_COMMAND);
return;
}
- unassign_addr = (assign_info->rn - 1) * mhd->rzm;
+ unassign_addr = (be16_to_cpu(assign_info->rn) - 1) * mhd->rzm;
/* if the addr is a multiple of 256 MB */
if ((unassign_addr % MEM_SECTION_SIZE == 0) &&