From owner-dev-commits-src-all@freebsd.org Fri May 7 00:43:39 2021 Return-Path: Delivered-To: dev-commits-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 38FF5632E72; Fri, 7 May 2021 00:43:39 +0000 (UTC) (envelope-from git@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) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FbsBg17qPz3FxN; Fri, 7 May 2021 00:43:39 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 19C7022020; Fri, 7 May 2021 00:43:39 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 1470hdYo052672; Fri, 7 May 2021 00:43:39 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 1470hdsK052671; Fri, 7 May 2021 00:43:39 GMT (envelope-from git) Date: Fri, 7 May 2021 00:43:39 GMT Message-Id: <202105070043.1470hdsK052671@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Konstantin Belousov Subject: git: af861a369e4e - stable/13 - amd64: invalidate TLB between page table update and access MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kib X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: af861a369e4ec7ea02d0f6611efd84d10b4b103e Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-all@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for all branches of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 07 May 2021 00:43:39 -0000 The branch stable/13 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=af861a369e4ec7ea02d0f6611efd84d10b4b103e commit af861a369e4ec7ea02d0f6611efd84d10b4b103e Author: Konstantin Belousov AuthorDate: 2021-04-16 18:28:08 +0000 Commit: Konstantin Belousov CommitDate: 2021-05-07 00:35:54 +0000 amd64: invalidate TLB between page table update and access (cherry picked from commit 21fc6a2a10cf6fbd294decbb0001473693ec1618) --- sys/amd64/amd64/pmap.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c index 1fb81384f11e..01644b9661af 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -2102,6 +2102,7 @@ pmap_bootstrap_la57(void *arg __unused) *(u_long *)(v_code + 2 + (la57_trampoline_gdt_desc - la57_trampoline)) = la57_trampoline_gdt - la57_trampoline + VM_PAGE_TO_PHYS(m_code); la57_tramp = (void (*)(uint64_t))VM_PAGE_TO_PHYS(m_code); + invlpg((vm_offset_t)la57_tramp); la57_tramp(KPML5phys); /*