From owner-svn-src-head@freebsd.org Mon Feb 3 19:29:02 2020 Return-Path: Delivered-To: svn-src-head@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 E944322BF9C; Mon, 3 Feb 2020 19:29:02 +0000 (UTC) (envelope-from markj@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 48BHv25wXvz3xq5; Mon, 3 Feb 2020 19:29:02 +0000 (UTC) (envelope-from markj@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 C69845AC6; Mon, 3 Feb 2020 19:29:02 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 013JT22A061170; Mon, 3 Feb 2020 19:29:02 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 013JT2u8061169; Mon, 3 Feb 2020 19:29:02 GMT (envelope-from markj@FreeBSD.org) Message-Id: <202002031929.013JT2u8061169@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Mon, 3 Feb 2020 19:29:02 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r357463 - head/sys/vm X-SVN-Group: head X-SVN-Commit-Author: markj X-SVN-Commit-Paths: head/sys/vm X-SVN-Commit-Revision: 357463 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Feb 2020 19:29:03 -0000 Author: markj Date: Mon Feb 3 19:29:02 2020 New Revision: 357463 URL: https://svnweb.freebsd.org/changeset/base/357463 Log: Disable the smallest UMA bucket size on 32-bit platforms. With r357314, sizeof(struct uma_bucket) grew to 16 bytes on 32-bit platforms, so BUCKET_SIZE(4) is 0. This resulted in the creation of a bucket zone for buckets with zero capacity. A more general fix is planned, but for now this bandaid allows 32-bit platforms to boot again. PR: 243837 Discussed with: jeff Reported by: pho, Jenkins via lwhsu Tested by: pho Sponsored by: The FreeBSD Foundation Modified: head/sys/vm/uma_core.c Modified: head/sys/vm/uma_core.c ============================================================================== --- head/sys/vm/uma_core.c Mon Feb 3 19:08:35 2020 (r357462) +++ head/sys/vm/uma_core.c Mon Feb 3 19:29:02 2020 (r357463) @@ -239,7 +239,9 @@ struct uma_bucket_zone { #define BUCKET_MIN BUCKET_SIZE(4) struct uma_bucket_zone bucket_zones[] = { +#ifndef __ILP32__ { NULL, "4 Bucket", BUCKET_SIZE(4), 4096 }, +#endif { NULL, "6 Bucket", BUCKET_SIZE(6), 3072 }, { NULL, "8 Bucket", BUCKET_SIZE(8), 2048 }, { NULL, "12 Bucket", BUCKET_SIZE(12), 1536 },