From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Gordeev Subject: Re: [PATCH RFC 00/77] Re-design MSI/MSI-X interrupts enablement pattern Date: Tue, 8 Oct 2013 11:07:16 +0200 Message-ID: <20131008090716.GA10561@dhcp-26-207.brq.redhat.com> References: <20131007182117.GC27396@htj.dyndns.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-kernel@vger.kernel.org, Bjorn Helgaas , Ralf Baechle , Michael Ellerman , Benjamin Herrenschmidt , Martin Schwidefsky , Ingo Molnar , Dan Williams , Andy King , Jon Mason , Matt Porter , linux-pci@vger.kernel.org, linux-mips@linux-mips.org, linuxppc-dev@lists.ozlabs.org, linux390@de.ibm.com, linux-s390@vger.kernel.org, x86@kernel.org, linux-ide@vger.kernel.org, iss_storagedev@hp.com, linux-nvme@lists.infradead.org, linux-rdma@vger.kernel.org, netdev@vger.kernel.org, e1000-devel@lists.sourceforge.net, linux-driver@qlogic.com, So To: Tejun Heo Return-path: Content-Disposition: inline In-Reply-To: <20131007182117.GC27396@htj.dyndns.org> Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-subscribe: List-owner: List-post: List-archive: List-Id: netdev.vger.kernel.org On Mon, Oct 07, 2013 at 02:21:17PM -0400, Tejun Heo wrote: > Whee.... that's a lot more than I expected. I was just scanning > multiple msi users. Maybe we can stage the work in more manageable > steps so that you don't have to go through massive conversion only to > do it all over again afterwards and likewise people don't get > bombarded on each iteration? Maybe we can first update pci / msi code > proper, msi and then msix? Multipe MSIs is just a handful of drivers, really. MSI-X impact still will be huge. But if we opt a different name for the new pci_enable_msix() then we could first update pci/msi, then drivers (in few stages possibly) and finally remove the old implementation. > tejun -- Regards, Alexander Gordeev agordeev@redhat.com