From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Wedson Almeida Filho <wedsonaf@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>,
Thomas Graf <tgraf@suug.ch>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] [NET]: Unmap fragment page once iterator is done
Date: Mon, 24 Jun 2013 14:35:19 +0400 [thread overview]
Message-ID: <51C820E7.6040004@cogentembedded.com> (raw)
In-Reply-To: <1372055628-27044-1-git-send-email-wedsonaf@gmail.com>
Hello.
On 24-06-2013 10:33, Wedson Almeida Filho wrote:
> Callers of skb_seq_read() are currently forced to call skb_abort_seq_read()
> even when consuming all the data because the last call to skb_seq_read (the
> one that returns 0 to indicate the end) fails to unmap the last fragment page.
> With this patch callers will be allowed to traverse the SKB data by calling
> skb_prepare_seq_read() once and repeatedly calling skb_seq_read() as originally
> intended (and documented in the original commit 677e90eda), that is, only call
Please also specify the summary line of that commit.
> skb_abort_seq_read() if the sequential read is actually aborted.
> Signed-off-by: Wedson Almeida Filho <wedsonaf@gmail.com>
WBR, Sergei
next prev parent reply other threads:[~2013-06-24 10:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-24 6:33 [PATCH v2] [NET]: Unmap fragment page once iterator is done Wedson Almeida Filho
2013-06-24 8:47 ` David Miller
2013-06-24 10:35 ` Sergei Shtylyov [this message]
2013-06-24 22:47 ` Wedson Almeida Filho
2013-06-24 22:57 ` Sergei Shtylyov
2013-06-24 23:31 ` David Miller
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