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ide: do not use BMDMA in restart callback 

Whenever an error stops the VM, ide_handle_rw_error does
"s->bus->dma->unit = s->unit".  So we can just use
idebus_active_if.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Message-id: 1424708286-16483-5-git-send-email-jsnow@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Paolo Bonzini 2015-02-23 11:17:53 -05:00 committed by Kevin Wolf
parent f878c91607
commit 2745df813d
1 changed files with 3 additions and 3 deletions
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6
hw/ide/pci.c
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@ -217,17 +217,17 @@ static void bmdma_restart_bh(void *opaque)
qemu_bh_delete(bm->bh);
bm->bh = NULL;
if (bm->unit == (uint8_t) -1) {
error_status = bus->error_status;
if (bus->error_status == 0) {
return;
}
s = bmdma_active_if(bm);
s = idebus_active_if(bus);
is_read = (bus->error_status & IDE_RETRY_READ) != 0;
/* The error status must be cleared before resubmitting the request: The
* request may fail again, and this case can only be distinguished if the
* called function can set a new error status. */
error_status = bus->error_status;
bus->error_status = 0;
if (error_status & IDE_RETRY_DMA) {