cf465e1c21
A few gcc9 related patches, and one to add the md-clear cpu feature. OBS-URL: https://build.opensuse.org/request/show/703018 OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=470
61 lines
3.1 KiB
Diff
61 lines
3.1 KiB
Diff
From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
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Date: Fri, 3 May 2019 15:00:29 +0200
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Subject: libvhost-user: fix -Waddress-of-packed-member
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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/home/elmarco/src/qemu/contrib/libvhost-user/libvhost-user.c: In function ‘vu_set_mem_table_exec_postcopy’:
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/home/elmarco/src/qemu/contrib/libvhost-user/libvhost-user.c:546:31: warning: taking address of packed member of ‘struct VhostUserMsg’ may result in an unaligned pointer value [-Waddress-of-packed-member]
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546 | VhostUserMemory *memory = &vmsg->payload.memory;
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| ^~~~~~~~~~~~~~~~~~~~~
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/home/elmarco/src/qemu/contrib/libvhost-user/libvhost-user.c: In function ‘vu_set_mem_table_exec’:
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/home/elmarco/src/qemu/contrib/libvhost-user/libvhost-user.c:688:31: warning: taking address of packed member of ‘struct VhostUserMsg’ may result in an unaligned pointer value [-Waddress-of-packed-member]
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688 | VhostUserMemory *memory = &vmsg->payload.memory;
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| ^~~~~~~~~~~~~~~~~~~~~
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/home/elmarco/src/qemu/contrib/libvhost-user/libvhost-user.c: In function ‘vu_set_vring_addr_exec’:
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/home/elmarco/src/qemu/contrib/libvhost-user/libvhost-user.c:817:36: warning: taking address of packed member of ‘struct VhostUserMsg’ may result in an unaligned pointer value [-Waddress-of-packed-member]
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817 | struct vhost_vring_addr *vra = &vmsg->payload.addr;
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| ^~~~~~~~~~~~~~~~~~~
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Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
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Message-id: 20190503130034.24916-2-marcandre.lureau@redhat.com
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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(cherry picked from commit d288eef3a0a8ac46cc45808b50d73606476148b0)
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Signed-off-by: Bruce Rogers <brogers@suse.com>
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---
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contrib/libvhost-user/libvhost-user.c | 6 +++---
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1 file changed, 3 insertions(+), 3 deletions(-)
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diff --git a/contrib/libvhost-user/libvhost-user.c b/contrib/libvhost-user/libvhost-user.c
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index e08d6c7b97..dcf4a969f2 100644
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--- a/contrib/libvhost-user/libvhost-user.c
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+++ b/contrib/libvhost-user/libvhost-user.c
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@@ -542,7 +542,7 @@ static bool
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vu_set_mem_table_exec_postcopy(VuDev *dev, VhostUserMsg *vmsg)
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{
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int i;
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- VhostUserMemory *memory = &vmsg->payload.memory;
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+ VhostUserMemory m = vmsg->payload.memory, *memory = &m;
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dev->nregions = memory->nregions;
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DPRINT("Nregions: %d\n", memory->nregions);
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@@ -684,7 +684,7 @@ static bool
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vu_set_mem_table_exec(VuDev *dev, VhostUserMsg *vmsg)
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{
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int i;
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- VhostUserMemory *memory = &vmsg->payload.memory;
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+ VhostUserMemory m = vmsg->payload.memory, *memory = &m;
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for (i = 0; i < dev->nregions; i++) {
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VuDevRegion *r = &dev->regions[i];
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@@ -813,7 +813,7 @@ vu_set_vring_num_exec(VuDev *dev, VhostUserMsg *vmsg)
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static bool
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vu_set_vring_addr_exec(VuDev *dev, VhostUserMsg *vmsg)
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{
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- struct vhost_vring_addr *vra = &vmsg->payload.addr;
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+ struct vhost_vring_addr addr = vmsg->payload.addr, *vra = &addr;
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unsigned int index = vra->index;
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VuVirtq *vq = &dev->vq[index];
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