From: Yuanhan Liu <yliu@fridaylinux.org>
To: Jens Freimann <jfreiman@redhat.com>
Cc: dev@dpdk.org, Maxime Coquelin <maxime.coquelin@redhat.com>,
stable@dpdk.org
Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] vhost: fix crash on NUMA
Date: Sun, 4 Jun 2017 11:08:29 +0800 [thread overview]
Message-ID: <20170604030430.GA10168@yliu-home> (raw)
In-Reply-To: <20170602082038.cnuizul6wrfgdesi@dhcp-192-218.str.redhat.com>
On Fri, Jun 02, 2017 at 10:20:38AM +0200, Jens Freimann wrote:
> On Fri, Jun 02, 2017 at 08:14:46AM +0800, Yuanhan Liu wrote:
> > The queue allocation was changed, from allocating one queue-pair at a
> > time to one queue at a time. Most of the changes have been done, but
> > just with one being missed: the size of coping the old queue is still
>
> s/coping/copying/ ?
right, thanks.
>
> > based on queue-pair at numa_realloc(), which leads to overwritten issue.
> > As a result, crash may happen.
> >
> > Fix it by specifying the right copy size. Also, the net queue macros
> > are not used any more. Remove them.
> >
> > Fixes: ab4d7b9f1afc ("vhost: turn queue pair to vring")
> >
> > Cc: stable@dpdk.org
> > Reported-by: Ciara Loftus <ciara.loftus@intel.com>
> > Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
> > ---
> > lib/librte_vhost/vhost_user.c | 4 +---
> > 1 file changed, 1 insertion(+), 3 deletions(-)
> >
>
> Reviewed-by: Jens Freimann <jfreiman@redhat.com>
Applied to dpdk-next-virtio.
--yliu
next prev parent reply other threads:[~2017-06-04 3:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-02 0:14 [dpdk-stable] " Yuanhan Liu
2017-06-02 8:20 ` [dpdk-stable] [dpdk-dev] " Jens Freimann
2017-06-04 3:08 ` Yuanhan Liu [this message]
2017-06-02 14:24 ` Loftus, Ciara
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170604030430.GA10168@yliu-home \
--to=yliu@fridaylinux.org \
--cc=dev@dpdk.org \
--cc=jfreiman@redhat.com \
--cc=maxime.coquelin@redhat.com \
--cc=stable@dpdk.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).