From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Fedin Subject: RE: [PATCH v2 14/15] KVM: arm64: implement MSI injection in ITS emulation Date: Mon, 03 Aug 2015 12:16:27 +0300 Message-ID: <00f101d0cdcd$146a6090$3d3f21b0$@samsung.com> References: <1436538111-4294-1-git-send-email-andre.przywara@arm.com> <1436538111-4294-15-git-send-email-andre.przywara@arm.com> <55BB7678.5080105@linaro.org> <55BE7BA1.40403@arm.com> <00a201d0cdb7$70a623f0$51f26bd0$@samsung.com> <55BF2F51.6020701@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 646FD59D6E for ; Mon, 3 Aug 2015 05:03:51 -0400 (EDT) Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 7c2BdjN-UEjP for ; Mon, 3 Aug 2015 05:03:49 -0400 (EDT) Received: from mailout1.w1.samsung.com (mailout1.w1.samsung.com [210.118.77.11]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id A01A059D6D for ; Mon, 3 Aug 2015 05:03:49 -0400 (EDT) Received: from eucpsbgm2.samsung.com (unknown [203.254.199.245]) by mailout1.w1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NSI00FSM1RGI830@mailout1.w1.samsung.com> for kvmarm@lists.cs.columbia.edu; Mon, 03 Aug 2015 10:16:29 +0100 (BST) In-reply-to: <55BF2F51.6020701@linaro.org> Content-language: ru List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu To: 'Eric Auger' , 'Andre Przywara' , 'Marc Zyngier' , christoffer.dall@linaro.org, kvmarm@lists.cs.columbia.edu Cc: kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: kvmarm@lists.cs.columbia.edu Hello! > Again the case that leaves me uncomfortable is the one where the > userspace does not provide the devid whereas it must (GICv3 ITS case). Hypothetical broken userland which does not exist for now ? IMHO the userland should just know, that if it supports ITS, it has to provide devIDs. Kind regards, Pavel Fedin Expert Engineer Samsung Electronics Research center Russia From mboxrd@z Thu Jan 1 00:00:00 1970 From: p.fedin@samsung.com (Pavel Fedin) Date: Mon, 03 Aug 2015 12:16:27 +0300 Subject: [PATCH v2 14/15] KVM: arm64: implement MSI injection in ITS emulation In-Reply-To: <55BF2F51.6020701@linaro.org> References: <1436538111-4294-1-git-send-email-andre.przywara@arm.com> <1436538111-4294-15-git-send-email-andre.przywara@arm.com> <55BB7678.5080105@linaro.org> <55BE7BA1.40403@arm.com> <00a201d0cdb7$70a623f0$51f26bd0$@samsung.com> <55BF2F51.6020701@linaro.org> Message-ID: <00f101d0cdcd$146a6090$3d3f21b0$@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hello! > Again the case that leaves me uncomfortable is the one where the > userspace does not provide the devid whereas it must (GICv3 ITS case). Hypothetical broken userland which does not exist for now ? IMHO the userland should just know, that if it supports ITS, it has to provide devIDs. Kind regards, Pavel Fedin Expert Engineer Samsung Electronics Research center Russia