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[2620:137:e000::1:20]) by mx.google.com with ESMTP id b17-20020a170902d51100b00176e9d42441si3456417plg.157.2022.09.21.09.21.34; Wed, 21 Sep 2022 09:21:46 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=sENXmj9b; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230182AbiIUPcQ (ORCPT + 99 others); Wed, 21 Sep 2022 11:32:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50504 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229930AbiIUPbv (ORCPT ); Wed, 21 Sep 2022 11:31:51 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ED94998D06 for ; Wed, 21 Sep 2022 08:28:29 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 6FA17B82FD0 for ; Wed, 21 Sep 2022 15:27:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4F002C433C1; Wed, 21 Sep 2022 15:27:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1663774024; bh=baNU578On5vMdGqKW96nH8LWdDtChPsuMJrrVtUkmQ4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=sENXmj9bynvdCHq3fgVkXklZO4KKbk9WrJRjd+vdf2WMMT0TjKua/eUfu1r3zMM2G m1bhkUZIeXBq8c3pzsTE9FDG642Cjs2IsW9hXipBi/Uss5O6E8Hju8TrItnV9LmBUC 2jmaIc5NikdCLjtop7BIUou+qFfrqV9L002CirEZNsByP2CF3oav7x9fcjOZbYw7lm olvKIf4bkLxi/XV+bym9dKQ1QlNzRI5qDYJnZUvTDNeFpnIyTe+XAgEkL36Lp/jKjb hmqtJuPMI17Bid1xRad1LC3G3K3AhQcuuCtChrbYSyhbXXJnZzXn5M8/gcPBMEf7xa EAeaDOid2/Rgw== Date: Wed, 21 Sep 2022 16:26:59 +0100 From: Mark Brown To: James Clark Cc: coresight@lists.linaro.org, catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, suzuki.poulose@arm.com, mathieu.poirier@linaro.org, mike.leach@linaro.org, leo.yan@linaro.org, linux-kernel@vger.kernel.org, Will Deacon Subject: Re: [PATCH 1/1] arm64: defconfig: Add Coresight as module Message-ID: References: <20220921140535.152627-1-james.clark@arm.com> <20220921140535.152627-2-james.clark@arm.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="AIuU0qW1akm1CIIV" Content-Disposition: inline In-Reply-To: <20220921140535.152627-2-james.clark@arm.com> X-Cookie: One FISHWICH coming up!! X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS 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-kernel@vger.kernel.org --AIuU0qW1akm1CIIV Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Sep 21, 2022 at 03:05:35PM +0100, James Clark wrote: > +CONFIG_CORESIGHT_CTI=m > +CONFIG_CORESIGHT_CTI_INTEGRATION_REGS=y Do we want this turned on by default? According to the description it's a bit dangerous and it's exposed via sysfs rather than debugfs. --AIuU0qW1akm1CIIV Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmMrLUAACgkQJNaLcl1U h9DaPgf+OhI8crAfL7KWOMPYRW17MUXEjp3TTKHFhH8Osk725ykp/A+6DOYMCcNj ZcO7tSbk9rtGl8IM8/11F6/p1Y3nWdP9tmU/Pabru+qn2wJO9aLoyfbPcLvc8GOW 8QzKIa10nH6aJ3JZGEn09D0SqcuZjAUvCk8K25CPPEw0ivhwyiWoXwDMPQ+X181D 9qlb0dseriyShAOxelxjMBRYafaab8UjVDnCcu/ymiLcyIOCtT9cqGnRggAvy+Lv iLC2BlILtELLg0HCVU0bA5nRdswpwABHbgxpazL74z8730deFUgtXDhHCN5iRusR m/ZQNQPHxP5VWktwTh43vobzFO5bNQ== =56p6 -----END PGP SIGNATURE----- --AIuU0qW1akm1CIIV--