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=-13.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 C87DFC433DF for ; Tue, 18 Aug 2020 13:33:37 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2255020738 for ; Tue, 18 Aug 2020 13:33:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="HCXyNchu"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="yu8S0gzT" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2255020738 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=PoD/qyC+Zdq1UeUnGRyyYSdyiaRlyxuIH7+B+bNE9Kk=; b=HCXyNchuRMuUwY4RtczFpDPns JgTy+EMP4NMNmaWThI1ON3et3N09sjHRjVB94sHnTLw1Q6+OBwmfP7DeYUu39cvXGKbbi0HJO6gjs +CcOh7lBrT+blh0cQG+a5XqbXxBevJfg4HXKTG/9iqAkkl+iK+Xn6E654TC46KNmplKyxZ0YzV/MG Mqqokc65UB5vY1xlpbPQXNHeKhWiLiZiJ4xwQPLh4C11QQMB7H1mYpC2lPBhbRzUU/pjuH2AWj5WT uLK1DtMsNFtx33CdPvvDJudsureY3aceNPHSLxK5jlwWmB4TR/eCphBOGF3ORrGukKIoz57mE0YhJ Fh3L+/Uog==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1k81hi-0000MY-V4; Tue, 18 Aug 2020 13:31:07 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k81fh-0007oe-RI for linux-arm-kernel@lists.infradead.org; Tue, 18 Aug 2020 13:29:03 +0000 Received: from localhost.localdomain (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9F68F2076D; Tue, 18 Aug 2020 13:28:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597757341; bh=avTv+1Ql92LZg4TS5GXb7H/dLu6XS19BQ5Emh3J76cI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yu8S0gzTsZ5fQa1Dkt2RD+LFw4IxFivZF9A/dbzYEne3o9+qLMle+DTCkYNFmiVAH Gs4Zub8oY25zricFqUqb6m/UafAjVX92Xp5RxzqVUknGhJgbmPk7P5KKli2Wzz0cw7 mb15WOr/fjUbzvU31CtpdPJfZ2DGJOS11pIEZGuo= From: Will Deacon To: kvmarm@lists.cs.columbia.edu Subject: [PATCH v2 16/22] KVM: arm64: Convert memslot cache-flushing code to generic page-table API Date: Tue, 18 Aug 2020 14:28:12 +0100 Message-Id: <20200818132818.16065-17-will@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200818132818.16065-1-will@kernel.org> References: <20200818132818.16065-1-will@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200818_092902_013740_E0F6FFF6 X-CRM114-Status: GOOD ( 13.67 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kernel-team@android.com, Suzuki Poulose , Marc Zyngier , Quentin Perret , James Morse , Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Quentin Perret Convert stage2_flush_memslot() to call the kvm_pgtable_stage2_flush() function of the generic page-table code instead of walking the page-table directly. Cc: Marc Zyngier Signed-off-by: Quentin Perret Signed-off-by: Will Deacon --- arch/arm64/kvm/mmu.c | 13 +------------ 1 file changed, 1 insertion(+), 12 deletions(-) diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c index 60f021430fcc..7b569bb1314f 100644 --- a/arch/arm64/kvm/mmu.c +++ b/arch/arm64/kvm/mmu.c @@ -455,21 +455,10 @@ static void stage2_flush_p4ds(struct kvm_s2_mmu *mmu, pgd_t *pgd, static void stage2_flush_memslot(struct kvm *kvm, struct kvm_memory_slot *memslot) { - struct kvm_s2_mmu *mmu = &kvm->arch.mmu; phys_addr_t addr = memslot->base_gfn << PAGE_SHIFT; phys_addr_t end = addr + PAGE_SIZE * memslot->npages; - phys_addr_t next; - pgd_t *pgd; - - pgd = mmu->pgd + stage2_pgd_index(kvm, addr); - do { - next = stage2_pgd_addr_end(kvm, addr, end); - if (!stage2_pgd_none(kvm, *pgd)) - stage2_flush_p4ds(mmu, pgd, addr, next); - if (next != end) - cond_resched_lock(&kvm->mmu_lock); - } while (pgd++, addr = next, addr != end); + stage2_apply_range_resched(kvm, addr, end, kvm_pgtable_stage2_flush); } /** -- 2.28.0.220.ged08abb693-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel