bug fix for Qemu EVENTINJ issue

[palacios.git] / palacios / src / devices / lnx_virtio_blk.c

diff --git a/palacios/src/devices/lnx_virtio_blk.c b/palacios/src/devices/lnx_virtio_blk.c
index de77354..5651b7e 100644 (file)
--- a/palacios/src/devices/lnx_virtio_blk.c
+++ b/palacios/src/devices/lnx_virtio_blk.c
@@ -163,7 +163,7 @@ static int handle_block_op(struct guest_info * core, struct virtio_blk_state * b
     uint8_t * buf = NULL;
 
     PrintDebug("Handling Block op\n");
-    if (guest_pa_to_host_va(core, buf_desc->addr_gpa, (addr_t *)&(buf)) == -1) {
+    if (v3_gpa_to_hva(core, buf_desc->addr_gpa, (addr_t *)&(buf)) == -1) {
        PrintError("Could not translate buffer address\n");
        return -1;
     }
@@ -215,7 +215,7 @@ static int handle_kick(struct guest_info * core, struct virtio_blk_state * blk_s
     PrintDebug("VIRTIO KICK: cur_index=%d (mod=%d), avail_index=%d\n", 
               q->cur_avail_idx, q->cur_avail_idx % QUEUE_SIZE, q->avail->index);
 
-    while (q->cur_avail_idx < q->avail->index) {
+    while (q->cur_avail_idx != q->avail->index) {
        struct vring_desc * hdr_desc = NULL;
        struct vring_desc * buf_desc = NULL;
        struct vring_desc * status_desc = NULL;
@@ -241,7 +241,7 @@ static int handle_kick(struct guest_info * core, struct virtio_blk_state * blk_s
        PrintDebug("Header Descriptor (ptr=%p) gpa=%p, len=%d, flags=%x, next=%d\n", hdr_desc, 
                   (void *)(hdr_desc->addr_gpa), hdr_desc->length, hdr_desc->flags, hdr_desc->next);    
 
-       if (guest_pa_to_host_va(core, hdr_desc->addr_gpa, &(hdr_addr)) == -1) {
+       if (v3_gpa_to_hva(core, hdr_desc->addr_gpa, &(hdr_addr)) == -1) {
            PrintError("Could not translate block header address\n");
            return -1;
        }
@@ -279,7 +279,7 @@ static int handle_kick(struct guest_info * core, struct virtio_blk_state * blk_s
        PrintDebug("Status Descriptor (ptr=%p) gpa=%p, len=%d, flags=%x, next=%d\n", status_desc, 
                   (void *)(status_desc->addr_gpa), status_desc->length, status_desc->flags, status_desc->next);
 
-       if (guest_pa_to_host_va(core, status_desc->addr_gpa, (addr_t *)&(status_ptr)) == -1) {
+       if (v3_gpa_to_hva(core, status_desc->addr_gpa, (addr_t *)&(status_ptr)) == -1) {
            PrintError("Could not translate status address\n");
            return -1;
        }
@@ -341,19 +341,19 @@ static int virtio_io_write(struct guest_info * core, uint16_t port, void * src,
                // round up to next page boundary.
                blk_state->queue.ring_used_addr = (blk_state->queue.ring_used_addr + 0xfff) & ~0xfff;
 
-               if (guest_pa_to_host_va(core, blk_state->queue.ring_desc_addr, (addr_t *)&(blk_state->queue.desc)) == -1) {
+               if (v3_gpa_to_hva(core, blk_state->queue.ring_desc_addr, (addr_t *)&(blk_state->queue.desc)) == -1) {
                    PrintError("Could not translate ring descriptor address\n");
                    return -1;
                }
 
 
-               if (guest_pa_to_host_va(core, blk_state->queue.ring_avail_addr, (addr_t *)&(blk_state->queue.avail)) == -1) {
+               if (v3_gpa_to_hva(core, blk_state->queue.ring_avail_addr, (addr_t *)&(blk_state->queue.avail)) == -1) {
                    PrintError("Could not translate ring available address\n");
                    return -1;
                }
 
 
-               if (guest_pa_to_host_va(core, blk_state->queue.ring_used_addr, (addr_t *)&(blk_state->queue.used)) == -1) {
+               if (v3_gpa_to_hva(core, blk_state->queue.ring_used_addr, (addr_t *)&(blk_state->queue.used)) == -1) {
                    PrintError("Could not translate ring used address\n");
                    return -1;
                }