On Mon, Mar 04, 2013 at 11:14:53AM +0800, Mike Qiu wrote: > δΊ 2013/3/1 11:54, Michael Ellerman ει: > >On Fri, Mar 01, 2013 at 11:08:45AM +0800, Mike wrote: > >>Hi all > >> > >>Any comments? or any questions about my patchset? > >You were going to get some performance numbers that show a definite > >benefit for using more than one MSI.
> Yes, but my patch just enable the kernel to support this feature, whether > to use it depens on the device driver. Sure, but we don't add code just for fun, so unless there's a good reason to add the feature - like better performance - we won't bother. > And this feature has been merged to the kernel for X86 for a long time. > See commit: 5ca72c4f7c412c2002363218901eba5516c476b1 > 51906e779f2b13b38f8153774c4c7163d412ffd9 That commit was merged in 3.9-rc1, ie. a few days ago, so no it has not been in x86 for a long time. That code removes the need for your first patch, which is a good start. Please send a new version using irq_set_msi_desc_off(). cheers _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
