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virtio: fix vring_align() on 64-bit windows

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long is 32-bits on 64-bit windows, which caused the top half of the
address to be truncated; this patch changes it to use the
QEMU_ALIGN_UP macro which does not suffer the same problem

Signed-off-by: Andrew Baumann <Andrew.Baumann@microsoft.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Stefan Weil <sw@weilnetz.de>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Andrew Baumann 2017-03-24 16:19:43 -07:00 committed by Michael S. Tsirkin
parent c53598ed18
commit b8adbc6578
1 changed files with 1 additions and 1 deletions
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2
include/hw/virtio/virtio.h
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@ -34,7 +34,7 @@ struct VirtQueue;
static inline hwaddr vring_align(hwaddr addr,
unsigned long align)
{
return (addr + align - 1) & ~(align - 1);
return QEMU_ALIGN_UP(addr, align);
}
typedef struct VirtQueue VirtQueue;