From owner-freebsd-arm@FreeBSD.ORG Tue Oct 1 13:10:00 2013 Return-Path: Delivered-To: freebsd-arm@smarthost.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id B888CF17 for ; Tue, 1 Oct 2013 13:10:00 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 7F3EB29B3 for ; Tue, 1 Oct 2013 13:10:00 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.7/8.14.7) with ESMTP id r91DA0qB030996 for ; Tue, 1 Oct 2013 13:10:00 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.7/8.14.7/Submit) id r91DA0OJ030995; Tue, 1 Oct 2013 13:10:00 GMT (envelope-from gnats) Resent-Date: Tue, 1 Oct 2013 13:10:00 GMT Resent-Message-Id: <201310011310.r91DA0OJ030995@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-arm@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Svatopluk Kraus Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 40C5FEFD for ; Tue, 1 Oct 2013 13:09:00 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from oldred.freebsd.org (oldred.freebsd.org [8.8.178.121]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 2F2F029A8 for ; Tue, 1 Oct 2013 13:09:00 +0000 (UTC) Received: from oldred.freebsd.org ([127.0.1.6]) by oldred.freebsd.org (8.14.5/8.14.7) with ESMTP id r91D8xRc054853 for ; Tue, 1 Oct 2013 13:08:59 GMT (envelope-from nobody@oldred.freebsd.org) Received: (from nobody@localhost) by oldred.freebsd.org (8.14.5/8.14.5/Submit) id r91D8xuE054852; Tue, 1 Oct 2013 13:08:59 GMT (envelope-from nobody) Message-Id: <201310011308.r91D8xuE054852@oldred.freebsd.org> Date: Tue, 1 Oct 2013 13:08:59 GMT From: Svatopluk Kraus To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Subject: arm/182544: [patch] ARM busdma_machdep-v6.c X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Porting FreeBSD to the StrongARM Processor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 Oct 2013 13:10:00 -0000 >Number: 182544 >Category: arm >Synopsis: [patch] ARM busdma_machdep-v6.c >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-arm >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Oct 01 13:10:00 UTC 2013 >Closed-Date: >Last-Modified: >Originator: Svatopluk Kraus >Release: current >Organization: >Environment: >Description: See my patch. (1) maxsize should be in bytes (2) bad comments style corrected >How-To-Repeat: >Fix: Index: sys/arm/arm/busdma_machdep-v6.c =================================================================== --- sys/arm/arm/busdma_machdep-v6.c (revision 255665) +++ sys/arm/arm/busdma_machdep-v6.c (working copy) @@ -426,7 +426,11 @@ || newtag->alignment > 1) newtag->flags |= BUS_DMA_COULD_BOUNCE; else - maxsize = 2; /* Need at most 2 bounce pages for unaligned access on cache line boundaries */ + /* + * Need at most 2 bounce pages for unaligned access + * on cache line boundaries + */ + maxsize = 2 * PAGE_SIZE; if ((flags & BUS_DMA_ALLOCNOW) != 0) { struct bounce_zone *bz; >Release-Note: >Audit-Trail: >Unformatted: