From owner-svn-src-all@freebsd.org Tue May 14 00:34:09 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 8D88E159F165; Tue, 14 May 2019 00:34:09 +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 2FE2A74B71; Tue, 14 May 2019 00:34:09 +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 04A72198B1; Tue, 14 May 2019 00:34:09 +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 x4E0Y8Fg040717; Tue, 14 May 2019 00:34:08 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x4E0Y8u3040716; Tue, 14 May 2019 00:34:08 GMT (envelope-from markj@FreeBSD.org) Message-Id: <201905140034.x4E0Y8u3040716@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Tue, 14 May 2019 00:34:08 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r347556 - stable/12/sys/kern X-SVN-Group: stable-12 X-SVN-Commit-Author: markj X-SVN-Commit-Paths: stable/12/sys/kern X-SVN-Commit-Revision: 347556 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 2FE2A74B71 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(-1.00)[-0.998,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.97)[-0.974,0]; 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: Tue, 14 May 2019 00:34:09 -0000 Author: markj Date: Tue May 14 00:34:08 2019 New Revision: 347556 URL: https://svnweb.freebsd.org/changeset/base/347556 Log: MFC r347227: Simplify the test against maxproc in fork1(). Modified: stable/12/sys/kern/kern_fork.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/kern/kern_fork.c ============================================================================== --- stable/12/sys/kern/kern_fork.c Mon May 13 23:37:44 2019 (r347555) +++ stable/12/sys/kern/kern_fork.c Tue May 14 00:34:08 2019 (r347556) @@ -885,17 +885,20 @@ fork1(struct thread *td, struct fork_req *fr) * processes; don't let root exceed the limit. */ nprocs_new = atomic_fetchadd_int(&nprocs, 1) + 1; - if ((nprocs_new >= maxproc - 10 && priv_check_cred(td->td_ucred, - PRIV_MAXPROC, 0) != 0) || nprocs_new >= maxproc) { - error = EAGAIN; - sx_xlock(&allproc_lock); - if (ppsratecheck(&lastfail, &curfail, 1)) { - printf("maxproc limit exceeded by uid %u (pid %d); " - "see tuning(7) and login.conf(5)\n", - td->td_ucred->cr_ruid, p1->p_pid); + if (nprocs_new >= maxproc - 10) { + if (priv_check_cred(td->td_ucred, PRIV_MAXPROC, 0) != 0 || + nprocs_new >= maxproc) { + error = EAGAIN; + sx_xlock(&allproc_lock); + if (ppsratecheck(&lastfail, &curfail, 1)) { + printf("maxproc limit exceeded by uid %u " + "(pid %d); see tuning(7) and " + "login.conf(5)\n", + td->td_ucred->cr_ruid, p1->p_pid); + } + sx_xunlock(&allproc_lock); + goto fail2; } - sx_xunlock(&allproc_lock); - goto fail2; } /*