xen/ioemu-blktap-zero-size.patch
Charles Arnold abf8af324b - Update to Xen 4.5.0 FCS
- Include systemd presets in 13.2 and older

- bnc#897352 - Enable xencommons/xendomains only during fresh install 
- disable restart on upgrade because the toolstack is not restartable

- adjust seabios, vgabios, stubdom and hvmloader build to reduce
  build-compare noise
  xen.build-compare.mini-os.patch
  xen.build-compare.smbiosdate.patch
  xen.build-compare.ipxe.patch
  xen.build-compare.vgabios.patch
  xen.build-compare.seabios.patch
  xen.build-compare.man.patch

- Update to Xen 4.5.0 RC4

- Remove xend specific if-up scripts
  Recording bridge slaves is a generic task which should be handled
  by generic network code

- Use systemd features from upstream
  requires updated systemd-presets-branding package

- Update to Xen 4.5.0 RC3

- Set GIT, WGET and FTP to /bin/false

- Use new configure features instead of make variables

OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=337
2015-01-14 20:58:52 +00:00

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Diff

From cb982fd919a52ff86f01025d0f92225bc7b2a956 Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@suse.de>
Date: Tue, 10 Mar 2009 16:44:31 +0100
Subject: [PATCH 5/6] ioemu: Fail on too small blktap disks
The blktap infrastructure doesn't seems to be able to cope with images
that are smaller than a sector, it produced hangs for me. Such an
image isn't really useful anyway, so just fail gracefully.
Signed-off-by: Kevin Wolf <kwolf@suse.de>
---
hw/xen_blktap.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
Index: xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/hw/xen_blktap.c
===================================================================
--- xen-4.2.0-testing.orig/tools/qemu-xen-traditional-dir-remote/hw/xen_blktap.c
+++ xen-4.2.0-testing/tools/qemu-xen-traditional-dir-remote/hw/xen_blktap.c
@@ -256,6 +256,12 @@ static int open_disk(struct td_state *s,
s->size = bs->total_sectors;
s->sector_size = 512;
+ if (s->size == 0) {
+ fprintf(stderr, "Error: Disk image %s is too small\n",
+ path);
+ return -ENOMEM;
+ }
+
s->info = ((s->flags & TD_RDONLY) ? VDISK_READONLY : 0);
#ifndef QEMU_TOOL