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Tue, 14 Jul 2020 21:00:58 +0000 (GMT) Received: from b01ledav005.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3D977AE067; Tue, 14 Jul 2020 21:00:53 +0000 (GMT) Received: from morokweng.localdomain (unknown [9.163.66.159]) by b01ledav005.gho.pok.ibm.com (Postfix) with ESMTPS; Tue, 14 Jul 2020 21:00:52 +0000 (GMT) References: <159466074408.24747.10036072269371204890.stgit@hbathini.in.ibm.com> <159466083461.24747.6919654118386889005.stgit@hbathini.in.ibm.com> User-agent: mu4e 1.2.0; emacs 26.3 From: Thiago Jung Bauermann To: Hari Bathini Subject: Re: [PATCH v3 01/12] kexec_file: allow archs to handle special regions while locating memory hole In-reply-to: <159466083461.24747.6919654118386889005.stgit@hbathini.in.ibm.com> Date: Tue, 14 Jul 2020 18:00:49 -0300 Message-ID: <875zap95ha.fsf@morokweng.localdomain> MIME-Version: 1.0 Content-Type: text/plain X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-07-14_09:2020-07-14, 2020-07-14 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 lowpriorityscore=0 suspectscore=0 adultscore=0 impostorscore=0 spamscore=0 phishscore=0 malwarescore=0 mlxscore=0 mlxlogscore=755 clxscore=1011 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007140143 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: kernel test robot , Pingfan Liu , Nayna Jain , Kexec-ml , Mahesh J Salgaonkar , Mimi Zohar , lkml , linuxppc-dev , Sourabh Jain , Petr Tesarik , Andrew Morton , Dave Young , Vivek Goyal , Eric Biederman Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hari Bathini writes: > Some architectures may have special memory regions, within the given > memory range, which can't be used for the buffer in a kexec segment. > Implement weak arch_kexec_locate_mem_hole() definition which arch code > may override, to take care of special regions, while trying to locate > a memory hole. > > Also, add the missing declarations for arch overridable functions and > and drop the __weak descriptors in the declarations to avoid non-weak > definitions from becoming weak. > > Reported-by: kernel test robot > [lkp: In v1, arch_kimage_file_post_load_cleanup() declaration was missing] > Signed-off-by: Hari Bathini > Acked-by: Dave Young > Tested-by: Pingfan Liu Reviewed-by: Thiago Jung Bauermann -- Thiago Jung Bauermann IBM Linux Technology Center