From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp07.au.ibm.com (e23smtp07.au.ibm.com [202.81.31.140]) (using TLSv1.2 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 39C311A06BA for ; Tue, 1 Mar 2016 17:55:49 +1100 (AEDT) Received: from localhost by e23smtp07.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 1 Mar 2016 16:55:48 +1000 Received: from d23relay08.au.ibm.com (d23relay08.au.ibm.com [9.185.71.33]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id B82C72BB0054 for ; Tue, 1 Mar 2016 17:55:44 +1100 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay08.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u216tV3556950864 for ; Tue, 1 Mar 2016 17:55:44 +1100 Received: from d23av04.au.ibm.com (localhost [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u216t6SL015751 for ; Tue, 1 Mar 2016 17:55:06 +1100 From: Alexey Kardashevskiy To: kvm-ppc@vger.kernel.org Cc: Alexey Kardashevskiy , Paul Mackerras , David Gibson , linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org Subject: [PATCH kernel v2 0/4] KVM: PPC: Add in-kernel acceleration for 64bit DMA Date: Tue, 1 Mar 2016 17:54:36 +1100 Message-Id: <1456815280-38546-1-git-send-email-aik@ozlabs.ru> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , This extends the existing H_PUT_TCE/etc in-kernel acceleration to 64bit DMA windows mapped at addresses other than zero. This accelerates huge DMA windows which pseries guests create using Dynamic DMA window (DDW) API. This does not affect VFIO yet. This is made against git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc.git , kvm-ppc-next branch. Please comment. Thanks! Alexey Kardashevskiy (4): KVM: PPC: Reserve KVM_CAP_SPAPR_TCE_64 capability number KVM: PPC: Add @page_shift to kvmppc_spapr_tce_table KVM: PPC: Add @offset to kvmppc_spapr_tce_table KVM: PPC: Add support for 64bit TCE windows Documentation/virtual/kvm/api.txt | 32 ++++++++++++++++++++++++++++++++ arch/powerpc/include/asm/kvm_host.h | 4 +++- arch/powerpc/include/asm/kvm_ppc.h | 2 +- arch/powerpc/include/uapi/asm/kvm.h | 9 +++++++++ arch/powerpc/kvm/book3s_64_vio.c | 28 ++++++++++++++++------------ arch/powerpc/kvm/book3s_64_vio_hv.c | 24 +++++++++++++----------- arch/powerpc/kvm/powerpc.c | 25 ++++++++++++++++++++++++- include/uapi/linux/kvm.h | 3 +++ 8 files changed, 101 insertions(+), 26 deletions(-) -- 2.5.0.rc3