From: Eric Dumazet <eric.dumazet@gmail.com>
To: Pavel Emelyanov <xemul@parallels.com>
Cc: David Miller <davem@davemloft.net>,
Linux Netdev List <netdev@vger.kernel.org>
Subject: Re: [PATCH 6/6] unix: Support peeking offset for stream sockets
Date: Tue, 21 Feb 2012 18:51:19 +0100 [thread overview]
Message-ID: <1329846679.18384.27.camel@edumazet-laptop> (raw)
In-Reply-To: <4F43D516.9060102@parallels.com>
Le mardi 21 février 2012 à 21:32 +0400, Pavel Emelyanov a écrit :
> The same here -- we can protect the sk_peek_off manipulations with
> the unix_sk->readlock mutex.
>
> The peeking of data from a stream socket is done in the datagram style,
> i.e. even if there's enough room for more data in the user buffer, only
> the head skb's data is copied in there. This feature is preserved when
> peeking data from a given offset -- the data is read till the nearest
> skb's boundary.
>
> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
>
> ---
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
next prev parent reply other threads:[~2012-02-21 17:51 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-21 17:30 [PATCH net-next 0/6] Ability to peek full socket queue Pavel Emelyanov
2012-02-21 17:30 ` [PATCH 1/6] datagram: Factor out sk queue referencing Pavel Emelyanov
2012-02-21 17:39 ` Eric Dumazet
2012-02-21 20:04 ` David Miller
2012-02-21 17:30 ` [PATCH 2/6] datagram: Add offset argument to __skb_recv_datagram Pavel Emelyanov
2012-02-21 17:40 ` Eric Dumazet
2012-02-21 20:04 ` David Miller
2012-02-21 17:31 ` [PATCH 3/6] skb: Add skb_peek_next helper Pavel Emelyanov
2012-02-21 17:43 ` Eric Dumazet
2012-02-21 20:04 ` David Miller
2012-02-21 17:31 ` [PATCH 4/6] sock: Introduce the SO_PEEK_OFF sock option Pavel Emelyanov
2012-02-21 17:45 ` Eric Dumazet
2012-02-21 20:05 ` David Miller
2012-02-21 17:31 ` [PATCH 5/6] unix: Support peeking offset for datagram and seqpacket sockets Pavel Emelyanov
2012-02-21 17:49 ` Eric Dumazet
2012-02-21 20:05 ` David Miller
2012-02-21 17:32 ` [PATCH 6/6] unix: Support peeking offset for stream sockets Pavel Emelyanov
2012-02-21 17:51 ` Eric Dumazet [this message]
2012-02-21 20:05 ` David Miller
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