From: Eric Dumazet <edumazet@google.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Eric Dumazet <eric.dumazet@gmail.com>,
Konstantin Khlebnikov <khlebnikov@yandex-team.ru>,
netdev <netdev@vger.kernel.org>,
"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH] netlink: enable skb header refcounting before sending first broadcast
Date: Mon, 13 Jul 2015 10:28:19 +0200 [thread overview]
Message-ID: <CANn89iLFCJWqmfvwOUB_7VUk_7jHHvOHZR6=fufDr848thSrHQ@mail.gmail.com> (raw)
In-Reply-To: <20150713082544.GA9176@gondor.apana.org.au>
On Mon, Jul 13, 2015 at 10:25 AM, Herbert Xu
<herbert@gondor.apana.org.au> wrote:
> On Mon, Jul 13, 2015 at 10:22:34AM +0200, Eric Dumazet wrote:
>>
>> It should worry, in case multiple threads are using MSG_PEEK on same udp
>> socket ;)
>
> That should be fine because we already hold a spinlock on the
> queue.
>
Except that udp checksum are checked outside of spinlock protection.
next prev parent reply other threads:[~2015-07-13 8:28 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-10 11:51 [PATCH] netlink: enable skb header refcounting before sending first broadcast Konstantin Khlebnikov
2015-07-10 13:49 ` Eric Dumazet
2015-07-10 14:08 ` Konstantin Khlebnikov
2015-07-13 7:23 ` Herbert Xu
2015-07-13 8:04 ` net: Clone skb before setting peeked flag Herbert Xu
2015-07-15 23:13 ` David Miller
2015-07-13 8:05 ` [PATCH] netlink: enable skb header refcounting before sending first broadcast Eric Dumazet
2015-07-13 8:10 ` Herbert Xu
2015-07-13 8:22 ` Eric Dumazet
2015-07-13 8:25 ` Herbert Xu
2015-07-13 8:28 ` Eric Dumazet [this message]
2015-07-13 8:31 ` Herbert Xu
2015-07-13 12:01 ` net: Fix skb csum races when peeking Herbert Xu
2015-07-13 14:25 ` Herbert Xu
2015-07-14 6:11 ` Eric Dumazet
2015-07-15 23:14 ` David Miller
2015-07-13 8:54 ` [PATCH] netlink: enable skb header refcounting before sending first broadcast Konstantin Khlebnikov
2015-07-13 9:04 ` Herbert Xu
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