From owner-svn-src-all@freebsd.org Tue Dec 11 11:57:13 2018 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 00C2A132D8FB; Tue, 11 Dec 2018 11:57:13 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9C8646B316; Tue, 11 Dec 2018 11:57:12 +0000 (UTC) (envelope-from mjg@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 7DAAD2F3DE; Tue, 11 Dec 2018 11:57:12 +0000 (UTC) (envelope-from mjg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wBBBvCUx027864; Tue, 11 Dec 2018 11:57:12 GMT (envelope-from mjg@FreeBSD.org) Received: (from mjg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wBBBvCZj027863; Tue, 11 Dec 2018 11:57:12 GMT (envelope-from mjg@FreeBSD.org) Message-Id: <201812111157.wBBBvCZj027863@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mjg set sender to mjg@FreeBSD.org using -f From: Mateusz Guzik Date: Tue, 11 Dec 2018 11:57:12 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r341816 - head/sys/kern X-SVN-Group: head X-SVN-Commit-Author: mjg X-SVN-Commit-Paths: head/sys/kern X-SVN-Commit-Revision: 341816 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 9C8646B316 X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_LONG(-1.00)[-0.998,0]; NEURAL_HAM_SHORT(-0.97)[-0.967,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-Rspamd-Server: mx1.freebsd.org 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, 11 Dec 2018 11:57:13 -0000 Author: mjg Date: Tue Dec 11 11:57:12 2018 New Revision: 341816 URL: https://svnweb.freebsd.org/changeset/base/341816 Log: fd: stop looking for exact freefile after allocation If a lower fd is closed later, the lookup goes to waste. Allocation always performs the lookup anyway. Sponsored by: The FreeBSD Foundation Modified: head/sys/kern/kern_descrip.c Modified: head/sys/kern/kern_descrip.c ============================================================================== --- head/sys/kern/kern_descrip.c Tue Dec 11 11:31:13 2018 (r341815) +++ head/sys/kern/kern_descrip.c Tue Dec 11 11:57:12 2018 (r341816) @@ -262,7 +262,7 @@ fdused(struct filedesc *fdp, int fd) if (fd > fdp->fd_lastfile) fdp->fd_lastfile = fd; if (fd == fdp->fd_freefile) - fdp->fd_freefile = fd_first_free(fdp, fd, fdp->fd_nfiles); + fdp->fd_freefile++; } /*