Kevin, here is a resend of the virtio-blk patches plus the one-liner for flipping the default cache mode from writethrough to writeback.
Paolo Bonzini (3): virtio-blk: support VIRTIO_BLK_F_CONFIG_WCE virtio-blk: disable write cache if not negotiated blockdev: flip default cache mode from writethrough to writeback blockdev.c | 1 + hw/virtio-blk.c | 30 ++++++++++++++++++++++++++++-- hw/virtio-blk.h | 4 +++- 3 file modificati, 32 inserzioni(+), 3 rimozioni(-) -- 1.7.11.2