From patchwork Thu May 11 11:59:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 1779984 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-cifs-owner@vger.kernel.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=R4Y4sQ/p; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4QH9SF27RZz214S for ; Thu, 11 May 2023 21:59:57 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237801AbjEKL7x (ORCPT ); Thu, 11 May 2023 07:59:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38574 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237852AbjEKL7w (ORCPT ); Thu, 11 May 2023 07:59:52 -0400 Received: from mail-lf1-x12f.google.com (mail-lf1-x12f.google.com [IPv6:2a00:1450:4864:20::12f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1D4AA49C1 for ; Thu, 11 May 2023 04:59:49 -0700 (PDT) Received: by mail-lf1-x12f.google.com with SMTP id 2adb3069b0e04-4effb818c37so9654805e87.3 for ; Thu, 11 May 2023 04:59:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1683806387; x=1686398387; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=hYHNj4xOB3A9+sRrGGyA+CHl8mr8r8wePJEdzxz75NA=; b=R4Y4sQ/pkhaXoYZ0Rmd1wl/WLm/7drgJkx1KJxPtPNk0U7/Mys/EiSrRg/aC1csD6H 9Ih1YKeabZAcuvs/HS424EWEMpleCMYQeT/9LVkHgdtK69kZNs2zwBtMRLphBYzVZ/hs aDZyGK/fBqbFH5SMwvxg9nukw0XnauWw2q9+PpZDsge/KbQ2l9ENpY6j04woB9CnctYG SPFNfSpIoDlrAPu//AN94SEgou0j1PTsONUBEXvBRqckAwnYGE3ExGqk3OteELdlGjFO m/1lITxVQiGV5penGZwLpZYGrjuIrRpYLPFetkUBHAziQ1sTCIuJGSXa/TrJ+B8c4VmB RtOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683806387; x=1686398387; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hYHNj4xOB3A9+sRrGGyA+CHl8mr8r8wePJEdzxz75NA=; b=eZ7tXxrkPBXYAyUpQ7nSCsN4lZdqb43dDgENQ5KuzIeirN+gMqc0brbTL+AZxpA+4b PsgY/Mfu6o7KA5OrQ/rFTqcWJXueLMvumXFlqE0Be6IF+LKNAoQEaQGWTg5/jj0BjYNt TnDkyvN0eAjGLnMZEjQiFHeQsnPywZoLqtixC0IDdxwZQtLuYVnQzP3JzSBhusGE02F3 Ozt6m93XzBC+kMdvWH/kdPPDpchgOjt5vsDxgIpIFYiQWyBd6HubQrKuOWINeUUzllE8 +nuQWEPcTgKuHEEn8/5kWmPy50CYLHkUmZi4pW4QAUxoOHDeI1wBvcbG+iLKYjFkpNqJ lu6Q== X-Gm-Message-State: AC+VfDxrsHFP509pi2s4lUlsm30kS/zAh+/otOFkgLaJ2VFrFioTbGTT /M8pZWdB/aujs2iDeLTB6d+2LQ== X-Google-Smtp-Source: ACHHUZ77sxt7O279jjcWgP97akxP8WNE4SSfCZuV++STuG/v7BFEHGC1ImpffMxABw9Zm5xLGsx0aA== X-Received: by 2002:a05:6512:48f:b0:4f1:3ca4:a57f with SMTP id v15-20020a056512048f00b004f13ca4a57fmr2625276lfq.54.1683806387473; Thu, 11 May 2023 04:59:47 -0700 (PDT) Received: from [127.0.1.1] ([85.235.12.238]) by smtp.gmail.com with ESMTPSA id f16-20020ac25090000000b004cb23904bd9sm1100841lfm.144.2023.05.11.04.59.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 May 2023 04:59:47 -0700 (PDT) From: Linus Walleij Date: Thu, 11 May 2023 13:59:18 +0200 Subject: [PATCH 01/12] fs/proc/kcore.c: Pass a pointer to virt_addr_valid() MIME-Version: 1.0 Message-Id: <20230503-virt-to-pfn-v6-4-rc1-v1-1-6c4698dcf9c8@linaro.org> References: <20230503-virt-to-pfn-v6-4-rc1-v1-0-6c4698dcf9c8@linaro.org> In-Reply-To: <20230503-virt-to-pfn-v6-4-rc1-v1-0-6c4698dcf9c8@linaro.org> To: Geert Uytterhoeven , Vineet Gupta , Catalin Marinas , Will Deacon , Arnd Bergmann , Russell King , Greg Ungerer Cc: linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-snps-arc@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-arm-kernel@lists.infradead.org, linux-arch@vger.kernel.org, Linus Walleij X-Mailer: b4 0.12.1 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org The virt_addr_valid() should be passed a pointer, the current code passing a long unsigned int is just exploiting the unintentional polymorphism of these calls being implemented as preprocessor macros. Signed-off-by: Linus Walleij --- fs/proc/kcore.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c index 25b44b303b35..75708c66527f 100644 --- a/fs/proc/kcore.c +++ b/fs/proc/kcore.c @@ -199,7 +199,7 @@ kclist_add_private(unsigned long pfn, unsigned long nr_pages, void *arg) ent->addr = (unsigned long)page_to_virt(p); ent->size = nr_pages << PAGE_SHIFT; - if (!virt_addr_valid(ent->addr)) + if (!virt_addr_valid((void *)ent->addr)) goto free_out; /* cut not-mapped area. ....from ppc-32 code. */