From owner-svn-src-head@freebsd.org Tue Mar 20 02:01:31 2018 Return-Path: Delivered-To: svn-src-head@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 F00FBF60C75; Tue, 20 Mar 2018 02:01:30 +0000 (UTC) (envelope-from jhibbits@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 9EB5C73857; Tue, 20 Mar 2018 02:01:30 +0000 (UTC) (envelope-from jhibbits@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 99989168E2; Tue, 20 Mar 2018 02:01:30 +0000 (UTC) (envelope-from jhibbits@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w2K21UPD079590; Tue, 20 Mar 2018 02:01:30 GMT (envelope-from jhibbits@FreeBSD.org) Received: (from jhibbits@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w2K21UgY079589; Tue, 20 Mar 2018 02:01:30 GMT (envelope-from jhibbits@FreeBSD.org) Message-Id: <201803200201.w2K21UgY079589@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: jhibbits set sender to jhibbits@FreeBSD.org using -f From: Justin Hibbits Date: Tue, 20 Mar 2018 02:01:30 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r331233 - head/sys/kern X-SVN-Group: head X-SVN-Commit-Author: jhibbits X-SVN-Commit-Paths: head/sys/kern X-SVN-Commit-Revision: 331233 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: 2.1.25 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: Tue, 20 Mar 2018 02:01:31 -0000 Author: jhibbits Date: Tue Mar 20 02:01:30 2018 New Revision: 331233 URL: https://svnweb.freebsd.org/changeset/base/331233 Log: Cast through uintptr_t to narrow the buf domain pointer on 32-bit archs arg2 is an intmax_t, which on 32-bit architectures is 64 bits, wider than a pointer. When &bdomain[i] is added to arg2 it widens from uintptr_t to intmax_t, then gcc whines when it gets cast to a pointer. Casting through uintptr_t silences this warning. Modified: head/sys/kern/vfs_bio.c Modified: head/sys/kern/vfs_bio.c ============================================================================== --- head/sys/kern/vfs_bio.c Tue Mar 20 01:33:04 2018 (r331232) +++ head/sys/kern/vfs_bio.c Tue Mar 20 02:01:30 2018 (r331233) @@ -435,7 +435,7 @@ sysctl_bufdomain_int(SYSCTL_HANDLER_ARGS) return (error); *(int *)arg1 = value; for (i = 0; i < buf_domains; i++) - *(int *)(((uintptr_t)&bdomain[i]) + arg2) = + *(int *)(uintptr_t)(((uintptr_t)&bdomain[i]) + arg2) = value / buf_domains; return (error); @@ -454,7 +454,7 @@ sysctl_bufdomain_long(SYSCTL_HANDLER_ARGS) return (error); *(long *)arg1 = value; for (i = 0; i < buf_domains; i++) - *(long *)(((uintptr_t)&bdomain[i]) + arg2) = + *(long *)(uintptr_t)(((uintptr_t)&bdomain[i]) + arg2) = value / buf_domains; return (error);