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[23.128.96.18]) by mx.google.com with ESMTP id y6si14270723ejk.381.2021.06.08.03.47.46; Tue, 08 Jun 2021 03:48:10 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231621AbhFHKrf (ORCPT + 99 others); Tue, 8 Jun 2021 06:47:35 -0400 Received: from mout.kundenserver.de ([217.72.192.74]:49953 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229942AbhFHKre (ORCPT ); Tue, 8 Jun 2021 06:47:34 -0400 Received: from [192.168.1.155] ([77.7.0.189]) by mrelayeu.kundenserver.de (mreue109 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MLA6m-1m7Xt120cU-00IBqQ; Tue, 08 Jun 2021 12:45:17 +0200 Subject: Re: [RFC] /dev/ioasid uAPI proposal To: Jason Gunthorpe Cc: Jason Wang , "Tian, Kevin" , Lu Baolu , Liu Yi L , "kvm@vger.kernel.org" , Jonathan Corbet , "iommu@lists.linux-foundation.org" , LKML , "Alex Williamson (alex.williamson@redhat.com)\"\"" , David Woodhouse References: <64898584-a482-e6ac-fd71-23549368c508@linux.intel.com> <429d9c2f-3597-eb29-7764-fad3ec9a934f@redhat.com> <05d7f790-870d-5551-1ced-86926a0aa1a6@redhat.com> <42a71462-1abc-0404-156c-60a7ee1ad333@redhat.com> <20210601173138.GM1002214@nvidia.com> <20210602172154.GC1002214@nvidia.com> <51e060a3-fc59-0a13-5955-71692b14eed8@metux.net> <20210607180144.GL1002214@nvidia.com> From: "Enrico Weigelt, metux IT consult" Message-ID: <633b00c1-b388-856a-db71-8d74e52c2702@metux.net> Date: Tue, 8 Jun 2021 12:45:16 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <20210607180144.GL1002214@nvidia.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: tl Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:rKi//4YjvppFqCI3qhiJgU+YGO1eL25Ke0yqyFYXtckbUqQ7e6S kKA+xhIO32fHiJKkew3aWBnuNdpx3nAxl3dHU6jeEPDxDNyp5z4ltzkpYR3Bn4LfD8iPBcv AO4CpuQLNBTnWt6wcmFrDC06a/FL8VrvsN2vRd+z7sEJJDE8nOOfUW2DkOkUSWZQNvR0gis h/Z0w+/XmgIVqxtNGERpQ== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:kCNTYpwYx3k=:ENX9awRdoPAHTHmdvxP6P+ Oh87cb2CvqF4uZDTt3bVd0BmB3TFHrWDIy9n1yRJqAyXK2+DqPDUdyVvIqVtChm12LQmy8fGq LTLm1GEr04ow3kFK51D0laatAd8Mm072ox0KP3s5fFXu3YtX47dlLytTowDQzC84SKQ1R579G 0vAnVJ+gika9WbUw5sLYcoogN5ElVj2omYck776rzHY3ukplxOS0lGsJcjV/zZnXkQuGbSnJD D5cNTGM3NHnQfdVmJ6L3Envzaj0B2IClCrsjYK8LBFm0Dq3DkGdaheb2s7hBLd792Y8VTrs8G imkh8fp3ktHtWDTzwFmZ8YUl0tLV4J1Ws+N3ZArU8UgStAiI+XVj+tbc1jqqL30o1Xs8j2HS3 9JYi7jMypIaj2LQB6I7eCEfDXykmklUVhm2ag7rGDIDrBdhsSP3jxSxc9JbRaxfBJZjeg0lDN gqV+jAA0cSbdUK92o0JCymu94oh1or1dDo9X6pvZwxIFeJ4rOCVczv7AEndWBMxIcwUrA/mbt UtnNjulrQlLmda/M7OxnzA= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07.06.21 20:01, Jason Gunthorpe wrote: > it is what it is, select has a fixed size bitmap of FD #s and > a hard upper bound on that size as part of the glibc ABI - can't be > fixed. in glibc ABI ? Uuuuh! --mtx -- --- Hinweis: unverschlüsselte E-Mails können leicht abgehört und manipuliert werden ! Für eine vertrauliche Kommunikation senden Sie bitte ihren GPG/PGP-Schlüssel zu. --- Enrico Weigelt, metux IT consult Free software and Linux embedded engineering info@metux.net -- +49-151-27565287