Date: Mon, 31 Jul 2017 22:20:29 -0600 From: Warner Losh <wlosh@bsdimp.com> To: Alan Cox <alc@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org> Subject: Re: svn commit: r321840 - in head/sys: kern sys Message-ID: <5lny7794f8b19a2l8vlaannr.1501561229506@email.android.com>
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[IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 729E0DCA281; Tue, 1 Aug 2017 04:49:55 +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 mx1.freebsd.org (Postfix) with ESMTPS id 399A27C2AD; Tue, 1 Aug 2017 04:49:55 +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 v714nstj030906; Tue, 1 Aug 2017 04:49:54 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v714ns4b030905; Tue, 1 Aug 2017 04:49:54 GMT (envelope-from markj@FreeBSD.org) Message-Id: <201708010449.v714ns4b030905@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston <markj@FreeBSD.org> Date: Tue, 1 Aug 2017 04:49:54 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r321842 - head/cddl/contrib/opensolaris/cmd/lockstat X-SVN-Group: head X-SVN-Commit-Author: markj X-SVN-Commit-Paths: head/cddl/contrib/opensolaris/cmd/lockstat X-SVN-Commit-Revision: 321842 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" <svn-src-all.freebsd.org> List-Unsubscribe: <https://lists.freebsd.org/mailman/options/svn-src-all>, <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/>; List-Post: <mailto:svn-src-all@freebsd.org> List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help> List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/svn-src-all>, <mailto:svn-src-all-request@freebsd.org?subject=subscribe> X-List-Received-Date: Tue, 01 Aug 2017 04:49:55 -0000 Author: markj Date: Tue Aug 1 04:49:54 2017 New Revision: 321842 URL: https://svnweb.freebsd.org/changeset/base/321842 Log: Let lockstat use ksyms(4)'s mmap interface. The workaround described in the deleted comment is no longer needed. MFC after: 1 week Modified: head/cddl/contrib/opensolaris/cmd/lockstat/sym.c Modified: head/cddl/contrib/opensolaris/cmd/lockstat/sym.c ============================================================================== --- head/cddl/contrib/opensolaris/cmd/lockstat/sym.c Tue Aug 1 04:16:52 2017 (r321841) +++ head/cddl/contrib/opensolaris/cmd/lockstat/sym.c Tue Aug 1 04:49:54 2017 (r321842) @@ -194,33 +194,9 @@ symtab_init(void) return (-1); #endif -#ifdef illumos (void) elf_version(EV_CURRENT); elf = elf_begin(fd, ELF_C_READ, NULL); -#else - /* - * XXX - libelf needs to be fixed so it will work with - * non 'ordinary' files like /dev/ksyms. The following - * is a work around for now. - */ - if (elf_version(EV_CURRENT) == EV_NONE) { - close(fd); - return (-1); - } - if (ioctl(fd, KIOCGSIZE, &sz) < 0) { - close(fd); - return (-1); - } - if (ioctl(fd, KIOCGADDR, &ksyms) < 0) { - close(fd); - return (-1); - } - if ((elf = elf_memory(ksyms, sz)) == NULL) { - close(fd); - return (-1); - } -#endif for (cnt = 1; (scn = elf_nextscn(elf, scn)) != NULL; cnt++) { Shdr *shdr = elf_getshdr(scn);
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