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| author | Paolo Bonzini <pbonzini@redhat.com> | 2013-06-03 14:17:19 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-07-04 17:42:30 +0200 |
| commit | f487b677c2dc15786dbe7c61326cc49e7c64daea (patch) | |
| tree | fedfbfc9a8476c8d76b8723a22e6dc0e4430bda3 /hw/ide/ahci.c | |
| parent | cac3c384bb986f06a308e551641284586924813c (diff) | |
| download | qemu-f487b677c2dc15786dbe7c61326cc49e7c64daea.tar.gz qemu-f487b677c2dc15786dbe7c61326cc49e7c64daea.tar.bz2 qemu-f487b677c2dc15786dbe7c61326cc49e7c64daea.zip | |
dma: keep a device alive while it has SGLists
Reviewed-by: Anthony Liguori <aliguori@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/ide/ahci.c')
| -rw-r--r-- | hw/ide/ahci.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c index 1adfa0b260..931dacd260 100644 --- a/hw/ide/ahci.c +++ b/hw/ide/ahci.c @@ -650,6 +650,8 @@ static int ahci_populate_sglist(AHCIDevice *ad, QEMUSGList *sglist, int offset) int off_idx = -1; int off_pos = -1; int tbl_entry_size; + IDEBus *bus = &ad->port; + BusState *qbus = BUS(bus); if (!sglist_alloc_hint) { DPRINTF(ad->port_no, "no sg list given by guest: 0x%08x\n", opts); @@ -691,7 +693,8 @@ static int ahci_populate_sglist(AHCIDevice *ad, QEMUSGList *sglist, int offset) goto out; } - qemu_sglist_init(sglist, (sglist_alloc_hint - off_idx), ad->hba->as); + qemu_sglist_init(sglist, qbus->parent, (sglist_alloc_hint - off_idx), + ad->hba->as); qemu_sglist_add(sglist, le64_to_cpu(tbl[off_idx].addr + off_pos), le32_to_cpu(tbl[off_idx].flags_size) + 1 - off_pos); |