From patchwork Wed Nov 21 10:12:32 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [5/5] ide: Fix status register after short PRDs Date: Wed, 21 Nov 2012 00:12:32 -0000 From: Stefan Hajnoczi X-Patchwork-Id: 200626 Message-Id: <1353492752-16084-6-git-send-email-stefanha@redhat.com> To: Anthony Liguori Cc: Kevin Wolf , qemu-devel@nongnu.org, Stefan Hajnoczi From: Kevin Wolf When failing a request because the length of the regions described by the PRDT was too short for the requested number of sectors, the IDE emulation forgot to update the status register, so that the device would keep the BSY flag set indefinitely. Signed-off-by: Kevin Wolf Signed-off-by: Stefan Hajnoczi --- hw/ide/core.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/ide/core.c b/hw/ide/core.c index c2ab787..8da894f 100644 --- a/hw/ide/core.c +++ b/hw/ide/core.c @@ -625,6 +625,7 @@ void ide_dma_cb(void *opaque, int ret) if (s->bus->dma->ops->prepare_buf(s->bus->dma, ide_cmd_is_read(s)) == 0) { /* The PRDs were too short. Reset the Active bit, but don't raise an * interrupt. */ + s->status = READY_STAT | SEEK_STAT; goto eot; }