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Fri, 29 Jul 2022 18:31:36 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B5522A4040; Fri, 29 Jul 2022 18:31:35 +0000 (GMT) Received: from [9.171.5.81] (unknown [9.171.5.81]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 29 Jul 2022 18:31:35 +0000 (GMT) Message-ID: <2a019d3e-5a73-5cd3-4eeb-290c8ed17a93@linux.ibm.com> Date: Fri, 29 Jul 2022 20:31:35 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.10.0 Subject: Re: [PATCH v4 07/17] dump: Allocate header Content-Language: en-US To: Janosch Frank , qemu-devel@nongnu.org Cc: marcandre.lureau@redhat.com, pbonzini@redhat.com, mhartmay@linux.ibm.com, borntraeger@linux.ibm.com, imbrenda@linux.ibm.com, pasic@linux.ibm.com, cohuck@redhat.com, thuth@redhat.com, qemu-s390x@nongnu.org, seiden@linux.ibm.com References: <20220726092248.128336-1-frankja@linux.ibm.com> <20220726092248.128336-8-frankja@linux.ibm.com> From: Janis Schoetterl-Glausch In-Reply-To: <20220726092248.128336-8-frankja@linux.ibm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: UYMiOYPQR-nGrmoTnG8IU1cNlgaMurtv X-Proofpoint-GUID: zPbhcH7JDfee3BnqgxmzQHWvV3uauu0m 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=2022-07-29_19,2022-07-28_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=905 clxscore=1015 spamscore=0 suspectscore=0 bulkscore=0 malwarescore=0 priorityscore=1501 adultscore=0 impostorscore=0 lowpriorityscore=0 mlxscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207290077 Received-SPF: pass client-ip=148.163.156.1; envelope-from=scgl@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 7/26/22 11:22, Janosch Frank wrote: > Allocating the header lets us write it at a later time and hence also > allows us to change section and segment table offsets until we > finally write it. > Where are you making use of this? You set e_shstrndx in prepare_elf_section_hdrs, but that is not required, is it? As far as I understand we know shdr_num after dump_init so that could be moved.