> -Original Message-
> From: Maxime Coquelin [mailto:maxime.coque...@redhat.com]
> Sent: Thursday, March 29, 2018 6:38 PM
> To: Wodkowski, PawelX ; Tan, Jianfeng
> ; Victor Kaplansky
> Cc: dev@dpdk.org; sta...@dpdk.org; Yang, Yi Y ;
> Harris, James R ; Yang, Ziye
> ; Liu, Changpeng ;
> Sto
Hi Pawel,
On 03/29/2018 02:57 PM, Wodkowski, PawelX wrote:
DPDK vhost-user handles this message rudely by unmap all existing
regions and map new ones. This might lead to segfault if there
is pmd thread just trying to touch those unmapped memory regions.
But for most cases, except VM memory hotp
On 3/29/2018 8:57 PM, Wodkowski, PawelX wrote:
DPDK vhost-user handles this message rudely by unmap all existing
regions and map new ones. This might lead to segfault if there
is pmd thread just trying to touch those unmapped memory regions.
But for most cases, except VM memory hotplug,
FYI,
On 3/29/2018 3:35 PM, Maxime Coquelin wrote:
On 03/29/2018 09:01 AM, Tan, Jianfeng wrote:
Hi Maxime and Victor,
-Original Message-
From: Maxime Coquelin [mailto:maxime.coque...@redhat.com]
Sent: Tuesday, December 5, 2017 10:28 PM
To: Yuanhan Liu; Tan, Jianfeng; Victor Kaplansky
Cc:
> > DPDK vhost-user handles this message rudely by unmap all existing
> > regions and map new ones. This might lead to segfault if there
> > is pmd thread just trying to touch those unmapped memory regions.
> >
> > But for most cases, except VM memory hotplug,
> >>
> >> FYI, Vic
On 03/29/2018 09:01 AM, Tan, Jianfeng wrote:
Hi Maxime and Victor,
-Original Message-
From: Maxime Coquelin [mailto:maxime.coque...@redhat.com]
Sent: Tuesday, December 5, 2017 10:28 PM
To: Yuanhan Liu; Tan, Jianfeng; Victor Kaplansky
Cc: dev@dpdk.org; sta...@dpdk.org; Yang, Yi Y
Subje
Hi Maxime and Victor,
> -Original Message-
> From: Maxime Coquelin [mailto:maxime.coque...@redhat.com]
> Sent: Tuesday, December 5, 2017 10:28 PM
> To: Yuanhan Liu; Tan, Jianfeng; Victor Kaplansky
> Cc: dev@dpdk.org; sta...@dpdk.org; Yang, Yi Y
> Subject: Re: [PATCH] vhost: fix segfault as
On 12/05/2017 03:19 PM, Yuanhan Liu wrote:
On Tue, Nov 28, 2017 at 01:09:29PM +0100, Maxime Coquelin wrote:
On 11/15/2017 12:41 PM, Jianfeng Tan wrote:
In a running VM, operations (like device attach/detach) will
trigger the QEMU to resend set_mem_table to vhost-user backend.
DPDK vhost-us
On Tue, Nov 28, 2017 at 01:09:29PM +0100, Maxime Coquelin wrote:
>
>
> On 11/15/2017 12:41 PM, Jianfeng Tan wrote:
> >In a running VM, operations (like device attach/detach) will
> >trigger the QEMU to resend set_mem_table to vhost-user backend.
> >
> >DPDK vhost-user handles this message rudely
On 11/15/2017 12:41 PM, Jianfeng Tan wrote:
In a running VM, operations (like device attach/detach) will
trigger the QEMU to resend set_mem_table to vhost-user backend.
DPDK vhost-user handles this message rudely by unmap all existing
regions and map new ones. This might lead to segfault if th
In a running VM, operations (like device attach/detach) will
trigger the QEMU to resend set_mem_table to vhost-user backend.
DPDK vhost-user handles this message rudely by unmap all existing
regions and map new ones. This might lead to segfault if there
is pmd thread just trying to touch those unm
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