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 X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 70CC0C433E0 for ; Tue, 16 Jun 2020 17:29:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4CCFF20707 for ; Tue, 16 Jun 2020 17:29:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="B4jkvwbw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731205AbgFPR3q (ORCPT ); Tue, 16 Jun 2020 13:29:46 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:50085 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729272AbgFPR3o (ORCPT ); Tue, 16 Jun 2020 13:29:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1592328582; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; bh=6E+BuqZiYekSOGZeHg3md2zYUVt6LXHKGPnXtAebADA=; b=B4jkvwbwtHbIxFo9zAMqimCMNdTDFuxNVx/cgZLMXXOrzM89Sk2jsF4TYQ+7H5aR49dt9L xNCyNHWEhfLFzUrJellGTzjuj73Bag9WXF+UDmia7sDJjQGxoy9EislKqXDErmrm3ZfPlm lBSFoctSWN7cw8U3lzo/UDot8m9XEkw= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-334-QIJ9HqGhPHanu7JBBfOShg-1; Tue, 16 Jun 2020 13:29:37 -0400 X-MC-Unique: QIJ9HqGhPHanu7JBBfOShg-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A2E50E93A; Tue, 16 Jun 2020 17:29:36 +0000 (UTC) Received: from [10.10.115.60] (ovpn-115-60.rdu2.redhat.com [10.10.115.60]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C350360C47; Tue, 16 Jun 2020 17:29:35 +0000 (UTC) Subject: Re: [Patch v1] i40e: limit the msix vectors based on housekeeping CPUs To: Christoph Hellwig Cc: linux-kernel@vger.kernel.org, frederic@kernel.org, mtosatti@redhat.com, sassmann@redhat.com, jeffrey.t.kirsher@intel.com, jacob.e.keller@intel.com, jlelli@redhat.com References: <20200615202125.27831-1-nitesh@redhat.com> <20200615202125.27831-2-nitesh@redhat.com> <20200616080309.GA21210@infradead.org> From: Nitesh Narayan Lal Autocrypt: addr=nitesh@redhat.com; prefer-encrypt=mutual; keydata= mQINBFl4pQoBEADT/nXR2JOfsCjDgYmE2qonSGjkM1g8S6p9UWD+bf7YEAYYYzZsLtbilFTe z4nL4AV6VJmC7dBIlTi3Mj2eymD/2dkKP6UXlliWkq67feVg1KG+4UIp89lFW7v5Y8Muw3Fm uQbFvxyhN8n3tmhRe+ScWsndSBDxYOZgkbCSIfNPdZrHcnOLfA7xMJZeRCjqUpwhIjxQdFA7 n0s0KZ2cHIsemtBM8b2WXSQG9CjqAJHVkDhrBWKThDRF7k80oiJdEQlTEiVhaEDURXq+2XmG jpCnvRQDb28EJSsQlNEAzwzHMeplddfB0vCg9fRk/kOBMDBtGsTvNT9OYUZD+7jaf0gvBvBB lbKmmMMX7uJB+ejY7bnw6ePNrVPErWyfHzR5WYrIFUtgoR3LigKnw5apzc7UIV9G8uiIcZEn C+QJCK43jgnkPcSmwVPztcrkbC84g1K5v2Dxh9amXKLBA1/i+CAY8JWMTepsFohIFMXNLj+B RJoOcR4HGYXZ6CAJa3Glu3mCmYqHTOKwezJTAvmsCLd3W7WxOGF8BbBjVaPjcZfavOvkin0u DaFvhAmrzN6lL0msY17JCZo046z8oAqkyvEflFbC0S1R/POzehKrzQ1RFRD3/YzzlhmIowkM BpTqNBeHEzQAlIhQuyu1ugmQtfsYYq6FPmWMRfFPes/4JUU/PQARAQABtCVOaXRlc2ggTmFy YXlhbiBMYWwgPG5pbGFsQHJlZGhhdC5jb20+iQI9BBMBCAAnBQJZeKUKAhsjBQkJZgGABQsJ CAcCBhUICQoLAgQWAgMBAh4BAheAAAoJEKOGQNwGMqM56lEP/A2KMs/pu0URcVk/kqVwcBhU SnvB8DP3lDWDnmVrAkFEOnPX7GTbactQ41wF/xwjwmEmTzLrMRZpkqz2y9mV0hWHjqoXbOCS 6RwK3ri5e2ThIPoGxFLt6TrMHgCRwm8YuOSJ97o+uohCTN8pmQ86KMUrDNwMqRkeTRW9wWIQ EdDqW44VwelnyPwcmWHBNNb1Kd8j3xKlHtnS45vc6WuoKxYRBTQOwI/5uFpDZtZ1a5kq9Ak/ MOPDDZpd84rqd+IvgMw5z4a5QlkvOTpScD21G3gjmtTEtyfahltyDK/5i8IaQC3YiXJCrqxE r7/4JMZeOYiKpE9iZMtS90t4wBgbVTqAGH1nE/ifZVAUcCtycD0f3egX9CHe45Ad4fsF3edQ ESa5tZAogiA4Hc/yQpnnf43a3aQ67XPOJXxS0Qptzu4vfF9h7kTKYWSrVesOU3QKYbjEAf95 NewF9FhAlYqYrwIwnuAZ8TdXVDYt7Z3z506//sf6zoRwYIDA8RDqFGRuPMXUsoUnf/KKPrtR ceLcSUP/JCNiYbf1/QtW8S6Ca/4qJFXQHp0knqJPGmwuFHsarSdpvZQ9qpxD3FnuPyo64S2N Dfq8TAeifNp2pAmPY2PAHQ3nOmKgMG8Gn5QiORvMUGzSz8Lo31LW58NdBKbh6bci5+t/HE0H pnyVf5xhNC/FuQINBFl4pQoBEACr+MgxWHUP76oNNYjRiNDhaIVtnPRqxiZ9v4H5FPxJy9UD Bqr54rifr1E+K+yYNPt/Po43vVL2cAyfyI/LVLlhiY4yH6T1n+Di/hSkkviCaf13gczuvgz4 KVYLwojU8+naJUsiCJw01MjO3pg9GQ+47HgsnRjCdNmmHiUQqksMIfd8k3reO9SUNlEmDDNB XuSzkHjE5y/R/6p8uXaVpiKPfHoULjNRWaFc3d2JGmxJpBdpYnajoz61m7XJlgwl/B5Ql/6B dHGaX3VHxOZsfRfugwYF9CkrPbyO5PK7yJ5vaiWre7aQ9bmCtXAomvF1q3/qRwZp77k6i9R3 tWfXjZDOQokw0u6d6DYJ0Vkfcwheg2i/Mf/epQl7Pf846G3PgSnyVK6cRwerBl5a68w7xqVU 4KgAh0DePjtDcbcXsKRT9D63cfyfrNE+ea4i0SVik6+N4nAj1HbzWHTk2KIxTsJXypibOKFX 2VykltxutR1sUfZBYMkfU4PogE7NjVEU7KtuCOSAkYzIWrZNEQrxYkxHLJsWruhSYNRsqVBy KvY6JAsq/i5yhVd5JKKU8wIOgSwC9P6mXYRgwPyfg15GZpnw+Fpey4bCDkT5fMOaCcS+vSU1 UaFmC4Ogzpe2BW2DOaPU5Ik99zUFNn6cRmOOXArrryjFlLT5oSOe4IposgWzdwARAQABiQIl BBgBCAAPBQJZeKUKAhsMBQkJZgGAAAoJEKOGQNwGMqM5ELoP/jj9d9gF1Al4+9bngUlYohYu 0sxyZo9IZ7Yb7cHuJzOMqfgoP4tydP4QCuyd9Q2OHHL5AL4VFNb8SvqAxxYSPuDJTI3JZwI7 d8JTPKwpulMSUaJE8ZH9n8A/+sdC3CAD4QafVBcCcbFe1jifHmQRdDrvHV9Es14QVAOTZhnJ vweENyHEIxkpLsyUUDuVypIo6y/Cws+EBCWt27BJi9GH/EOTB0wb+2ghCs/i3h8a+bi+bS7L FCCm/AxIqxRurh2UySn0P/2+2eZvneJ1/uTgfxnjeSlwQJ1BWzMAdAHQO1/lnbyZgEZEtUZJ x9d9ASekTtJjBMKJXAw7GbB2dAA/QmbA+Q+Xuamzm/1imigz6L6sOt2n/X/SSc33w8RJUyor SvAIoG/zU2Y76pKTgbpQqMDmkmNYFMLcAukpvC4ki3Sf086TdMgkjqtnpTkEElMSFJC8npXv 3QnGGOIfFug/qs8z03DLPBz9VYS26jiiN7QIJVpeeEdN/LKnaz5LO+h5kNAyj44qdF2T2AiF HxnZnxO5JNP5uISQH3FjxxGxJkdJ8jKzZV7aT37sC+Rp0o3KNc+GXTR+GSVq87Xfuhx0LRST NK9ZhT0+qkiN7npFLtNtbzwqaqceq3XhafmCiw8xrtzCnlB/C4SiBr/93Ip4kihXJ0EuHSLn VujM7c/b4pps Organization: Red Hat Inc, Message-ID: Date: Tue, 16 Jun 2020 13:29:34 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200616080309.GA21210@infradead.org> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="9pf3HR7urvluqd3fEc2wdAjWaYVg7sq93" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --9pf3HR7urvluqd3fEc2wdAjWaYVg7sq93 Content-Type: multipart/mixed; boundary="pygA5TskcUUjF4hRdVL9B6oCkba2moAGC" --pygA5TskcUUjF4hRdVL9B6oCkba2moAGC Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Content-Language: en-US On 6/16/20 4:03 AM, Christoph Hellwig wrote: > On Mon, Jun 15, 2020 at 04:21:25PM -0400, Nitesh Narayan Lal wrote: >> +=09hk_flags =3D HK_FLAG_DOMAIN | HK_FLAG_WQ; >> +=09mask =3D housekeeping_cpumask(hk_flags); >> +=09cpus =3D cpumask_weight(mask); > Code like this has no business inside a driver. Please provide a > proper core API for it instead.=20 Ok, I will think of a better way of doing this. > Also please wire up > pci_alloc_irq_vectors* to use this API as well. Understood, I will include this in a separate patch. > --=20 Thanks Nitesh --pygA5TskcUUjF4hRdVL9B6oCkba2moAGC-- --9pf3HR7urvluqd3fEc2wdAjWaYVg7sq93 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEkXcoRVGaqvbHPuAGo4ZA3AYyozkFAl7pAX4ACgkQo4ZA3AYy ozlB8BAAr0wVuZ22i8/2x2XiCgP38/k6U4DmriO+C50tuS4jP4L9EXQm1FIzPqAV pxDNOmpD5zzsfgyd0b/y71/RSTZAHcaOMNNjHpU3uZeNbo1Leox7Fx7SPFBSwt7n 2ZvrDOJzQ9UqtOmSIxle1MEWdeOUZ6/KQI041Cdiszdy5SEuhDQkqZgKnMAVlR7k pmxojWpL9VJI6/ndAV7ud7uCnPXCqyTQ+k+dQ7xbwxykDwlvrsaZ4aMLjk57KzaV EBcLRPRU0uex6lpqGqPHFePw1fNbO3ALHWXnZhv7DuJUDXfpyRCyX1HCGPt2QF1N Hs5wkOnQ1Z++Q/b+5TX6CvJlEgAh18CLZKTWfv+pAr4iqkjAHjBJHkBtXhVgBRvY nNCrpyXO5kyaK407VIBmKToP4Ccf+G+98l/h+E5Hg7g9uq7jObCDQsR521Fm5IYI iuhOsg0X78FI5vT+PXAqVa9VQvt/RQhs1V5x8urd01TEMqhH1QnktgnEGNfwf9a2 sDBc05u43LGKiA2On+515RCQ7pr+25Sdw2r7psqbft3Nu9stQDnnTECe4xtLHa6u sGgE7PKGyWmtrvAvDYv5SWwoGmDjghpap5kXMwB+QAZaMKq5JTvAgP9o/wZNX6UA znFoMER8EXA3ypG7prGCdUvagRPO27+W6PgBD2rFId+53prCPUQ= =Y7Ep -----END PGP SIGNATURE----- --9pf3HR7urvluqd3fEc2wdAjWaYVg7sq93--