From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 37F6EC4338F for ; Sat, 14 Aug 2021 12:31:22 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F1B3A60EE5 for ; Sat, 14 Aug 2021 12:31:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org F1B3A60EE5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Gn0CW4VtCz3cT4 for ; Sat, 14 Aug 2021 22:31:19 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ellerman.id.au header.i=@ellerman.id.au header.a=rsa-sha256 header.s=201909 header.b=NPCfpJb1; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=ellerman.id.au (client-ip=203.11.71.1; helo=ozlabs.org; envelope-from=mpe@ellerman.id.au; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ellerman.id.au header.i=@ellerman.id.au header.a=rsa-sha256 header.s=201909 header.b=NPCfpJb1; dkim-atps=neutral Received: from ozlabs.org (ozlabs.org [203.11.71.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4Gn0Bq5PTZz309g for ; Sat, 14 Aug 2021 22:30:43 +1000 (AEST) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4Gn0Bp5D5Rz9sX3; Sat, 14 Aug 2021 22:30:42 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ellerman.id.au; s=201909; t=1628944242; bh=Pkr3cszIxlLMnMLXrJT4ko5HkJAnTVD8qVcifK3aENE=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=NPCfpJb1e+c2pkOJXYK65NH8SpOP4V4DMMfk8JUcYwu1Wm2RrZlwghTUv2rMW83gH G65uSE2QttuC3tC47S9BJmUiJB9MLubZrYKeJ0WcKV5RY0zS8AOYUVVjd9xWeUmE+U XcAC2uyOk2pKZzVvgiFj9KOif2A94BxEbGre9uKxcPoYrVLc/GxYDp9mfBjfHkL2Qn x6zJpOUNMbnXdNnbI9wJdZWqcYI6fmP1pJo7Dy0l1kFovihsKQQbCy5o4k7ZJrvTqZ hNCRiDbU/oYW+t7mYeOXwbQ7uVb7cnBsssNiZ6ET22KUcjK87eS9b7Ng4gF1//+VO6 oA4/OLsgufkkA== From: Michael Ellerman To: Christophe Leroy , kajoljain , linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH v2 1/2] powerpc/perf: Use stack siar instead of mfspr In-Reply-To: <9662dfbf-d163-c313-745e-aeda0f638e98@csgroup.eu> References: <20210813082450.429320-1-kjain@linux.ibm.com> <37c6279f-a05c-7dd9-b034-05ca524bc6b0@linux.ibm.com> <9662dfbf-d163-c313-745e-aeda0f638e98@csgroup.eu> Date: Sat, 14 Aug 2021 22:30:41 +1000 Message-ID: <8735rcmcni.fsf@mpe.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: atrajeev@linux.vnet.ibm.com, maddy@linux.ibm.com, rnsastry@linux.ibm.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Christophe Leroy writes: > Le 13/08/2021 =C3=A0 10:29, kajoljain a =C3=A9crit=C2=A0: >>=20 >> On 8/13/21 1:54 PM, Kajol Jain wrote: >>> Minor optimization in the 'perf_instruction_pointer' function code by >>> making use of stack siar instead of mfspr. >>> >>> Fixes: 75382aa72f06 ("powerpc/perf: Move code to select SIAR or pt_regs >>> into perf_read_regs") >>> Signed-off-by: Kajol Jain >>=20 >> Please ignore this patch-set as I mentioned wrong version number. I will= resend >> this patch-set again with correct version. Sorry for the confusion. > > I fear you are creating even more confusion by sending a v1 after sending= a v2 ... Yeah in future just reply to the v2 saying "oops I sent v2 instead of v1" and leave it at that. cheers