From owner-freebsd-virtualization@freebsd.org Fri Jul 12 18:38:53 2019 Return-Path: Delivered-To: freebsd-virtualization@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 1566115D299C for ; Fri, 12 Jul 2019 18:38:53 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 9DE3E861A4 for ; Fri, 12 Jul 2019 18:38:52 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 5E27E15D299B; Fri, 12 Jul 2019 18:38:52 +0000 (UTC) Delivered-To: virtualization@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 4BFB915D299A for ; Fri, 12 Jul 2019 18:38:52 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::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.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DC1F48619F for ; Fri, 12 Jul 2019 18:38:51 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 1935A172E for ; Fri, 12 Jul 2019 18:38:51 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id x6CIcoDE043973 for ; Fri, 12 Jul 2019 18:38:50 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from bugzilla@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x6CIcosB043971 for virtualization@FreeBSD.org; Fri, 12 Jul 2019 18:38:50 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: bugzilla set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: virtualization@FreeBSD.org Subject: [Bug 234134] Increase VM_MAX_NAMELEN value Date: Fri, 12 Jul 2019 18:38:51 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 12.0-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: commit-hook@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: rgrimes@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 12 Jul 2019 18:38:53 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D234134 --- Comment #14 from commit-hook@freebsd.org --- A commit references this bug: Author: scottl Date: Fri Jul 12 18:37:57 UTC 2019 New revision: 349948 URL: https://svnweb.freebsd.org/changeset/base/349948 Log: Tie the name limit of a VM to SPECNAMELEN from devfs instead of a hard-coded value. Don't allocate space for it from the kernel stack. Account for prefix, suffix, and separator space in the name. This takes the effective length up to 229 bytes on 13-current, and 37 bytes on 12-stable. 37 bytes is enough to hold a full GUID string. PR: 234134 MFC after: 1 week Differential Revision: http://reviews.freebsd.org/D20924 Changes: head/sys/amd64/include/vmm.h head/sys/amd64/include/vmm_dev.h head/sys/amd64/vmm/vmm_dev.c --=20 You are receiving this mail because: You are on the CC list for the bug.=