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Mon, 8 Aug 2022 05:06:43 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2FA43A4054; Mon, 8 Aug 2022 05:06:43 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CDAC3A405B; Mon, 8 Aug 2022 05:06:42 +0000 (GMT) Received: from ozlabs.au.ibm.com (unknown [9.192.253.14]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 8 Aug 2022 05:06:42 +0000 (GMT) Received: from intelligence.ozlabs.ibm.com (haven.au.ibm.com [9.192.254.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id 63B746010A; Mon, 8 Aug 2022 15:06:41 +1000 (AEST) Message-ID: <818b51df4b3150e2bb3849d92d5089481395c873.camel@linux.ibm.com> Subject: Re: [PATCH v2 13/14] powerpc/64s: Fix comment on interrupt handler prologue From: Andrew Donnellan To: Rohan McLure , linuxppc-dev@lists.ozlabs.org Date: Mon, 08 Aug 2022 15:06:41 +1000 In-Reply-To: <20220725063156.121292-1-rmclure@linux.ibm.com> References: <20220725063156.121292-1-rmclure@linux.ibm.com> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.38.3-1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: Nxe2Q_poBRSrWrO5kLyYVQpRGuUnzrlR X-Proofpoint-GUID: ElubC_2SDOLz_kupghhjot0toCrHgc-b X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-08-08_01,2022-08-05_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 priorityscore=1501 phishscore=0 spamscore=0 suspectscore=0 mlxscore=0 impostorscore=0 mlxlogscore=705 bulkscore=0 lowpriorityscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2208080025 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: npiggin@gmail.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Mon, 2022-07-25 at 16:31 +1000, Rohan McLure wrote: > Interrupt handlers on 64s systems will often need to save register > state > from the interrupted process to make space for loading special > purpose > registers or for internal state. > > Fix a comment documenting a common code path macro in the beginning > of > interrupt handlers where r10 is saved to the PACA to afford space for > the value of the CFAR. Comment is currently written as if r10-r12 are > saved to PACA, but in fact only r10 is saved. > > Signed-off-by: Rohan McLure Reviewed-by: Andrew Donnellan -- Andrew Donnellan OzLabs, ADL Canberra ajd@linux.ibm.com IBM Australia Limited