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virtio: Convert fprintf() to error_report() 

Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
(cherry picked from commit cd92f4cc22)
This commit is contained in:
Stefan Hajnoczi 2010-11-15 20:44:36 +00:00 committed by Michael S. Tsirkin
parent 929176c3b9
commit ce67ed6500
1 changed files with 18 additions and 17 deletions
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35
hw/virtio.c
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@ -14,6 +14,7 @@
#include <inttypes.h>
#include "trace.h"
#include "qemu-error.h"
#include "virtio.h"
#include "sysemu.h"
@ -253,8 +254,8 @@ static int virtqueue_num_heads(VirtQueue *vq, unsigned int idx)
/* Check it isn't doing very strange things with descriptor numbers. */
if (num_heads > vq->vring.num) {
fprintf(stderr, "Guest moved used index from %u to %u",
idx, vring_avail_idx(vq));
error_report("Guest moved used index from %u to %u",
idx, vring_avail_idx(vq));
exit(1);
}
@ -271,7 +272,7 @@ static unsigned int virtqueue_get_head(VirtQueue *vq, unsigned int idx)
/* If their number is silly, that's a fatal mistake. */
if (head >= vq->vring.num) {
fprintf(stderr, "Guest says index %u is available", head);
error_report("Guest says index %u is available", head);
exit(1);
}
@ -293,7 +294,7 @@ static unsigned virtqueue_next_desc(target_phys_addr_t desc_pa,
wmb();
if (next >= max) {
fprintf(stderr, "Desc next is %u", next);
error_report("Desc next is %u", next);
exit(1);
}
@ -320,13 +321,13 @@ int virtqueue_avail_bytes(VirtQueue *vq, int in_bytes, int out_bytes)
if (vring_desc_flags(desc_pa, i) & VRING_DESC_F_INDIRECT) {
if (vring_desc_len(desc_pa, i) % sizeof(VRingDesc)) {
fprintf(stderr, "Invalid size for indirect buffer table\n");
error_report("Invalid size for indirect buffer table");
exit(1);
}
/* If we've got too many, that implies a descriptor loop. */
if (num_bufs >= max) {
fprintf(stderr, "Looped descriptor");
error_report("Looped descriptor");
exit(1);
}
@ -340,7 +341,7 @@ int virtqueue_avail_bytes(VirtQueue *vq, int in_bytes, int out_bytes)
do {
/* If we've got too many, that implies a descriptor loop. */
if (++num_bufs > max) {
fprintf(stderr, "Looped descriptor");
error_report("Looped descriptor");
exit(1);
}
@ -374,7 +375,7 @@ void virtqueue_map_sg(struct iovec *sg, target_phys_addr_t *addr,
len = sg[i].iov_len;
sg[i].iov_base = cpu_physical_memory_map(addr[i], &len, is_write);
if (sg[i].iov_base == NULL || len != sg[i].iov_len) {
fprintf(stderr, "virtio: trying to map MMIO memory\n");
error_report("virtio: trying to map MMIO memory");
exit(1);
}
}
@ -397,7 +398,7 @@ int virtqueue_pop(VirtQueue *vq, VirtQueueElement *elem)
if (vring_desc_flags(desc_pa, i) & VRING_DESC_F_INDIRECT) {
if (vring_desc_len(desc_pa, i) % sizeof(VRingDesc)) {
fprintf(stderr, "Invalid size for indirect buffer table\n");
error_report("Invalid size for indirect buffer table");
exit(1);
}
@ -423,7 +424,7 @@ int virtqueue_pop(VirtQueue *vq, VirtQueueElement *elem)
/* If we've got too many, that implies a descriptor loop. */
if ((elem->in_num + elem->out_num) > max) {
fprintf(stderr, "Looped descriptor");
error_report("Looped descriptor");
exit(1);
}
} while ((i = virtqueue_next_desc(desc_pa, i, max)) != max);
@ -694,8 +695,8 @@ int virtio_load(VirtIODevice *vdev, QEMUFile *f)
qemu_get_be16s(f, &vdev->queue_sel);
qemu_get_be32s(f, &features);
if (features & ~supported_features) {
fprintf(stderr, "Features 0x%x unsupported. Allowed features: 0x%x\n",
features, supported_features);
error_report("Features 0x%x unsupported. Allowed features: 0x%x",
features, supported_features);
return -1;
}
if (vdev->set_features)
@ -717,11 +718,11 @@ int virtio_load(VirtIODevice *vdev, QEMUFile *f)
num_heads = vring_avail_idx(&vdev->vq[i]) - vdev->vq[i].last_avail_idx;
/* Check it isn't doing very strange things with descriptor numbers. */
if (num_heads > vdev->vq[i].vring.num) {
fprintf(stderr, "VQ %d size 0x%x Guest index 0x%x "
"inconsistent with Host index 0x%x: delta 0x%x\n",
i, vdev->vq[i].vring.num,
vring_avail_idx(&vdev->vq[i]),
vdev->vq[i].last_avail_idx, num_heads);
error_report("VQ %d size 0x%x Guest index 0x%x "
"inconsistent with Host index 0x%x: delta 0x%x",
i, vdev->vq[i].vring.num,
vring_avail_idx(&vdev->vq[i]),
vdev->vq[i].last_avail_idx, num_heads);
return -1;
}
if (vdev->binding->load_queue) {