From owner-svn-src-all@freebsd.org Fri May 10 11:21:58 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 779AA15A0009; Fri, 10 May 2019 11:21:58 +0000 (UTC) (envelope-from br@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 1D6CC6C24C; Fri, 10 May 2019 11:21:58 +0000 (UTC) (envelope-from br@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id EE3D83985; Fri, 10 May 2019 11:21:57 +0000 (UTC) (envelope-from br@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x4ABLvta018184; Fri, 10 May 2019 11:21:57 GMT (envelope-from br@FreeBSD.org) Received: (from br@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x4ABLvwb018183; Fri, 10 May 2019 11:21:57 GMT (envelope-from br@FreeBSD.org) Message-Id: <201905101121.x4ABLvwb018183@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: br set sender to br@FreeBSD.org using -f From: Ruslan Bukin Date: Fri, 10 May 2019 11:21:57 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r347427 - head/sys/riscv/riscv X-SVN-Group: head X-SVN-Commit-Author: br X-SVN-Commit-Paths: head/sys/riscv/riscv X-SVN-Commit-Revision: 347427 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 1D6CC6C24C X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.97 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-0.99)[-0.994,0]; NEURAL_HAM_SHORT(-0.97)[-0.974,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 May 2019 11:21:58 -0000 Author: br Date: Fri May 10 11:21:57 2019 New Revision: 347427 URL: https://svnweb.freebsd.org/changeset/base/347427 Log: RISC-V ISA does not specify how to manage physical memory attributes (PMA). So do nothing in pmap_page_set_memattr() and don't panic. Reviewed by: markj Sponsored by: DARPA, AFRL Differential Revision: https://reviews.freebsd.org/D20209 Modified: head/sys/riscv/riscv/pmap.c Modified: head/sys/riscv/riscv/pmap.c ============================================================================== --- head/sys/riscv/riscv/pmap.c Fri May 10 08:16:29 2019 (r347426) +++ head/sys/riscv/riscv/pmap.c Fri May 10 11:21:57 2019 (r347427) @@ -4200,16 +4200,6 @@ pmap_page_set_memattr(vm_page_t m, vm_memattr_t ma) { m->md.pv_memattr = ma; - - /* - * RISCVTODO: Implement the below (from the amd64 pmap) - * If "m" is a normal page, update its direct mapping. This update - * can be relied upon to perform any cache operations that are - * required for data coherence. - */ - if ((m->flags & PG_FICTITIOUS) == 0 && - PHYS_IN_DMAP(VM_PAGE_TO_PHYS(m))) - panic("RISCVTODO: pmap_page_set_memattr"); } /*