qemu/0313-s390x-fix-initrd-in-virtio-machine.patch
Cole Robinson 9290838132 Fix boot hang if console is not connected (bz #894451)
Fix segfault with zero length virtio-scsi disk (bz #847549)
2013-02-02 15:47:37 -05:00

35 lines
1.3 KiB
Diff

From a89b91d1d8a0bf914c44deaca4f743de6971bdc7 Mon Sep 17 00:00:00 2001
From: Alexander Graf <agraf@suse.de>
Date: Wed, 19 Sep 2012 17:24:46 +0200
Subject: [PATCH] s390x: fix -initrd in virtio machine
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 Roth <mdroth@linux.vnet.ibm.com>
---
hw/s390-virtio.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/s390-virtio.c b/hw/s390-virtio.c
index 47eed35..12ae612 100644
--- a/hw/s390-virtio.c
+++ b/hw/s390-virtio.c
@@ -284,8 +284,8 @@ 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)) {