From: David Miller <davem@davemloft.net>
To: luto@kernel.org
Cc: x86@kernel.org, bp@alien8.de, linux-kernel@vger.kernel.org,
mst@redhat.com, netdev@vger.kernel.org
Subject: Re: [PATCH resend] virtio-net: Remove more stack DMA
Date: Tue, 19 Jul 2016 19:26:04 -0700 (PDT) [thread overview]
Message-ID: <20160719.192604.333351511286408057.davem@davemloft.net> (raw)
In-Reply-To: <c2ebc30cc66aeccba56f6c49527c8a9fa04332cf.1468881101.git.luto@kernel.org>
From: Andy Lutomirski <luto@kernel.org>
Date: Mon, 18 Jul 2016 15:34:49 -0700
> VLAN and MQ control was doing DMA from the stack. Fix it.
>
> Cc: Michael S. Tsirkin <mst@redhat.com>
> Cc: "netdev@vger.kernel.org" <netdev@vger.kernel.org>
> Signed-off-by: Andy Lutomirski <luto@kernel.org>
> ---
>
> I tested VLAN addition and removal with CONFIG_VMAP_STACK=y,
> CONFIG_DEBUG_SG=y and it got rid of the warnings I saw. I haven't
> tested the MQ part because I don't know how to enable it in the first
> place (I'm guessing it needs me to enable some QEMU feature I don't
> know about.)
>
> DaveM, contrary to what I thought last time I sent this, I think this
> should go through net-next as long as it makes it in time for 4.8.
Applied to net-next, thanks.
prev parent reply other threads:[~2016-07-20 2:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-18 22:34 [PATCH resend] virtio-net: Remove more stack DMA Andy Lutomirski
2016-07-18 23:03 ` Michael S. Tsirkin
2016-07-20 2:26 ` David Miller [this message]
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=20160719.192604.333351511286408057.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=bp@alien8.de \
--cc=linux-kernel@vger.kernel.org \
--cc=luto@kernel.org \
--cc=mst@redhat.com \
--cc=netdev@vger.kernel.org \
--cc=x86@kernel.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).