openkylin
/
qemu
mirror of https://gitee.com/openkylin/qemu.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

virtio-scsi: use dma_context_memory 

Until address_space_rw was introduced, NULL was accepted as a
placeholder for DMA with no IOMMU (to address_space_memory).

This does not work anymore, and dma_context_memory needs to
be specified explicitly.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2012-10-30 17:31:43 +01:00
parent 9e11908f12
commit dd72fdd062
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
hw/virtio-scsi.c
View File

@ -204,7 +204,7 @@ static void virtio_scsi_bad_req(void)
static void qemu_sgl_init_external(QEMUSGList *qsgl, struct iovec *sg, static void qemu_sgl_init_external(QEMUSGList *qsgl, struct iovec *sg,
hwaddr *addr, int num) hwaddr *addr, int num)
{ {
memset(qsgl, 0, sizeof(*qsgl)); qemu_sglist_init(qsgl, num, &dma_context_memory);
while (num--) { while (num--) {
qemu_sglist_add(qsgl, *(addr++), (sg++)->iov_len); qemu_sglist_add(qsgl, *(addr++), (sg++)->iov_len);
} }