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[35/60] s390x: fix -initrd in virtio machine

Message ID 1359974470-17044-36-git-send-email-mjt@msgid.tls.msk.ru
State New
Headers show

Commit Message

Michael Tokarev Feb. 4, 2013, 10:40 a.m. UTC 
From: Alexander Graf <agraf@suse.de>

When using -initrd in the virtio machine, we need to indicate the initrd
start and size inside the kernel image. These parameters need to be stored
in native endianness.

Signed-off-by: Alexander Graf <agraf@suse.de>
Acked-by: Richard Henderson <rth@twiddle.net>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
(cherry picked from commit 235a3f0bed3584fe65079ffa07c7a842971f261e)

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 hw/s390-virtio.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/hw/s390-virtio.c b/hw/s390-virtio.c
index c0e19fd..05058c3 100644
--- a/hw/s390-virtio.c
+++ b/hw/s390-virtio.c
@@ -282,8 +282,8 @@  static void s390_init(ram_addr_t my_ram_size,
         }
 
         /* we have to overwrite values in the kernel image, which are "rom" */
-        memcpy(rom_ptr(INITRD_PARM_START), &initrd_offset, 8);
-        memcpy(rom_ptr(INITRD_PARM_SIZE), &initrd_size, 8);
+        stq_p(rom_ptr(INITRD_PARM_START), initrd_offset);
+        stq_p(rom_ptr(INITRD_PARM_SIZE), initrd_size);
     }
 
     if (rom_ptr(KERN_PARM_AREA)) {