From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: [PATCH net] skge: dma_sync the whole receive buffer Date: Tue, 13 Aug 2013 15:20:33 -0700 Message-ID: <20130813152033.602db707@nehalam.linuxnetplumber.net> References: <20130810104100.0ae20aa6@nehalam.linuxnetplumber.net> <20130810.132935.1257046025460198490.davem@davemloft.net> <20130810150207.37432299@nehalam.linuxnetplumber.net> <20130813.150955.1471100759610399160.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: pomidorabelisima@gmail.com, netdev@vger.kernel.org To: David Miller Return-path: Received: from mail-pd0-f177.google.com ([209.85.192.177]:64453 "EHLO mail-pd0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759290Ab3HMWUh (ORCPT ); Tue, 13 Aug 2013 18:20:37 -0400 Received: by mail-pd0-f177.google.com with SMTP id y10so5527887pdj.22 for ; Tue, 13 Aug 2013 15:20:36 -0700 (PDT) In-Reply-To: <20130813.150955.1471100759610399160.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, 13 Aug 2013 15:09:55 -0700 (PDT) David Miller wrote: > From: Stephen Hemminger > Date: Sat, 10 Aug 2013 15:02:07 -0700 > > > The DMA sync should sync the whole receive buffer, not just > > part of it. Fixes log messages dma_sync_check. > > > > Signed-off-by: Stephen Hemminger > > Applied, but I really suspect that your "check DMA mapping errors" > patch has added a serious regression. A regression much worse than > the bug you were trying to fix with that change. I am retesting with hardware, will have answer tonight.