From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 09 Aug 2021 20:28:35 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1mDA0p-00022P-3p for lore@lore.pengutronix.de; Mon, 09 Aug 2021 20:28:35 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mDA0k-0007gJ-L8 for lore@pengutronix.de; Mon, 09 Aug 2021 20:28:34 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:From:In-Reply-To:MIME-Version: References:Message-ID:Subject:Cc:To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=YqoXEu+jtm8KL5Ydz0zd56y0xnM2G7vSB44aBP0lFqo=; b=cEl4HMS9Jsqs30mJs15AZMIe1V lSf22FejJPQb+NExVQYRAWuJzylRoWyXtVtiYcllOTEXRecei/quYtLA7JvlWqVg5aqw0fzqDyUm9 mxI5kWmYf8Gp2gxirPQZE4WL9m45Pf275VDG5o7VQV2qSV5Qp/A+jUynHyp15w8fHfzYADA/Eilvz m2pd5XJ2SfoT0xkMI3VHZxdFpZyNn+cVcVTN6RwxCeyxHTxzHLT5Iua0NaDBdIgE63pjsv8AEFgPm G5ey7lXrrxZ7pAAfERYRw8OFjHNue/lg/xkN+YXEJXsqLHvzr5XuCLFKds7bTbXIBl5mhyXGUXfN9 7qU+YDmQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mD9z9-001hh8-9c; Mon, 09 Aug 2021 18:26:51 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mD9yw-001hdr-BF for barebox@lists.infradead.org; Mon, 09 Aug 2021 18:26:42 +0000 Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mD9yu-0007Y5-V0; Mon, 09 Aug 2021 20:26:36 +0200 Received: from sha by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1mD9yu-0005cy-K9; Mon, 09 Aug 2021 20:26:36 +0200 Date: Mon, 9 Aug 2021 20:26:36 +0200 To: Rouven Czerwinski Cc: barebox@lists.infradead.org Message-ID: <20210809182636.GE11515@pengutronix.de> References: <20210803094418.475609-1-r.czerwinski@pengutronix.de> <20210803094418.475609-2-r.czerwinski@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210803094418.475609-2-r.czerwinski@pengutronix.de> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-IRC: #ptxdist @freenode X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-Uptime: 20:24:03 up 172 days, 21:47, 81 users, load average: 0.10, 0.10, 0.14 User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210809_112638_494019_1A3CC223 X-CRM114-Status: GOOD ( 16.11 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.7 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH v2 1/8] of: reserve: add xn flag mem entries X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) On Tue, Aug 03, 2021 at 11:44:11AM +0200, Rouven Czerwinski wrote: > If the OF_RESERVE_ENTRY_FLAG_XN flag is passed while creating the > entry, a subsequent commit will use this information in the mmu to map > the area as non-executable. Do we need this flag at all? I can't find any place changed in this patch where the reserved memory should be mapped executable. Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox