From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [PATCH 7/8] [I/OAT] Add a sysctl for tuning the I/OAT offloaded I/O threshold Date: Sat, 4 Mar 2006 23:21:24 -0800 Message-ID: <20060304232124.621ba696.akpm@osdl.org> References: <20060303214036.11908.10499.stgit@gitlost.site> <20060303214234.11908.99495.stgit@gitlost.site> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org Return-path: To: Chris Leech In-Reply-To: <20060303214234.11908.99495.stgit@gitlost.site> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Chris Leech wrote: > > Any socket recv of less than this ammount will not be offloaded > > ... > > +int sysctl_tcp_dma_copybreak = NET_DMA_DEFAULT_COPYBREAK; Is it appropriate that this tunable be kernel-wide, rather than more finely-grained?