+-- On Tue, 13 Sep 2016, Dmitry Fleytman wrote --+
| > A guest user could set the 'ready_ptr' and 'PVSCSIRingInfo *mgr' parameter
| > in 'pvscsi_ring_pop_req_descr', such that it always returns true.
|
| I see. The problematic code is if (ready_ptr != mgr->consumed_ptr) {…}
|
| mgr->consumed_pt
> On 13 Sep 2016, at 13:48 PM, P J P wrote:
>
> Hello Dmitry,
>
> +-- On Tue, 13 Sep 2016, Dmitry Fleytman wrote --+
> | > On 13 Sep 2016, at 10:00 AM, P J P wrote:
> | >
> | > +-- On Wed, 7 Sep 2016, P J P wrote --+
> | > | From: Prasad J Pandit
> | > |
> | > | Vmware Paravirtual SCSI emu
Hello Dmitry,
+-- On Tue, 13 Sep 2016, Dmitry Fleytman wrote --+
| > On 13 Sep 2016, at 10:00 AM, P J P wrote:
| >
| > +-- On Wed, 7 Sep 2016, P J P wrote --+
| > | From: Prasad J Pandit
| > |
| > | Vmware Paravirtual SCSI emulator while processing IO requests
| > | could run into an infinit
Hello Prasad,
Please see my questions inline.
> On 13 Sep 2016, at 10:00 AM, P J P wrote:
>
> +-- On Wed, 7 Sep 2016, P J P wrote --+
> | From: Prasad J Pandit
> |
> | Vmware Paravirtual SCSI emulator while processing IO requests
> | could run into an infinite loop if 'pvscsi_ring_pop_req_des
+-- On Wed, 7 Sep 2016, P J P wrote --+
| From: Prasad J Pandit
|
| Vmware Paravirtual SCSI emulator while processing IO requests
| could run into an infinite loop if 'pvscsi_ring_pop_req_descr'
| always returned positive value. Limit IO loop to the maximum
| page count.
|
| Reported-by: Li Qian
From: Prasad J Pandit
Vmware Paravirtual SCSI emulator while processing IO requests
could run into an infinite loop if 'pvscsi_ring_pop_req_descr'
always returned positive value. Limit IO loop to the maximum
page count.
Reported-by: Li Qiang
Signed-off-by: Prasad J Pandit
---
hw/scsi/vmw_pvsc
