From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E2EA4C43334 for ; Tue, 14 Jun 2022 15:23:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343649AbiFNPXt (ORCPT ); Tue, 14 Jun 2022 11:23:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56358 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356795AbiFNPXd (ORCPT ); Tue, 14 Jun 2022 11:23:33 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 42F7B2AE0 for ; Tue, 14 Jun 2022 08:23:32 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id EE8F3B81987 for ; Tue, 14 Jun 2022 15:23:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 509BFC3411C; Tue, 14 Jun 2022 15:23:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1655220209; bh=DJzRgptSqntBe0V6we2A9fCf1wxGYk8m/6I2t/fmQ/0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qbYUVhVggvchuvkzErconIL69NoRr5fhds+l7EEFuQxApnif0SxGOlNZpxQk5Bw7M yzIpV9YCy0xlnbCeY9iGB4tcRQcV5ZlGNWJyDu+egJlNsbtlLLO6oYxrB30fbPo23y IUvbBtBnRuauh43PKJD5iCkp3igl8EZY6ODOghbk= Date: Tue, 14 Jun 2022 17:23:27 +0200 From: Greg KH To: Julian Vetter Cc: rafael@kernel.org, linux-kernel@vger.kernel.org, ysionneau@kalrayinc.com, jmaselbas@kalrayinc.com Subject: Re: [PATCH v2 1/2] msi: The MSI framework only supports 2048 platform MSIs Message-ID: References: <20220614151411.32674-1-jvetter@kalrayinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220614151411.32674-1-jvetter@kalrayinc.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 14, 2022 at 05:14:10PM +0200, Julian Vetter wrote: > Some devices need more MSIs. To support this the number must be > increased. What devices specifically? How many more did you just increase it by? How much more memory are you now using? Why is there a limit in the first place? Why not just make it dynamic so that it never runs out in another month or so? We need lots more specifics here... thanks, greg k-h