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(unknown [9.114.12.104]) by d06av21.portsmouth.uk.ibm.com (Postfix) with ESMTP id 205585204E; Wed, 30 Mar 2022 12:36:58 +0000 (GMT) From: Janosch Frank To: qemu-devel@nongnu.org Subject: [PATCH v3 4/9] dump: Remove the section if when calculating the memory offset Date: Wed, 30 Mar 2022 12:35:58 +0000 Message-Id: <20220330123603.107120-5-frankja@linux.ibm.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220330123603.107120-1-frankja@linux.ibm.com> References: <20220330123603.107120-1-frankja@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: Qm5p3O_XyI7Xh-ryiymuQbHCRzM4SdNM X-Proofpoint-GUID: O5tFIRGP8VOU4hkNKZeQfqV4jmhFP3MQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.850,Hydra:6.0.425,FMLib:17.11.64.514 definitions=2022-03-30_04,2022-03-30_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 clxscore=1015 impostorscore=0 phishscore=0 priorityscore=1501 mlxscore=0 suspectscore=0 spamscore=0 mlxlogscore=809 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2203300063 Received-SPF: pass client-ip=148.163.156.1; envelope-from=frankja@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, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=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: , Cc: marcandre.lureau@redhat.com, richard.henderson@linaro.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" When s->shdr_num is 0 we'll add 0 bytes of section headers which is equivalent to not adding section headers but with the multiplication we can remove a if/else. Signed-off-by: Janosch Frank Reviewed-by: Richard Henderson Reviewed-by: Marc-André Lureau --- dump/dump.c | 24 ++++++++---------------- 1 file changed, 8 insertions(+), 16 deletions(-) diff --git a/dump/dump.c b/dump/dump.c index cd11dec0f4..bdff651da4 100644 --- a/dump/dump.c +++ b/dump/dump.c @@ -1808,23 +1808,15 @@ static void dump_init(DumpState *s, int fd, bool has_format, } if (s->dump_info.d_class == ELFCLASS64) { - if (s->shdr_num) { - s->memory_offset = sizeof(Elf64_Ehdr) + - sizeof(Elf64_Phdr) * s->phdr_num + - sizeof(Elf64_Shdr) * s->shdr_num + s->note_size; - } else { - s->memory_offset = sizeof(Elf64_Ehdr) + - sizeof(Elf64_Phdr) * s->phdr_num + s->note_size; - } + s->memory_offset = sizeof(Elf64_Ehdr) + + sizeof(Elf64_Phdr) * s->phdr_num + + sizeof(Elf64_Shdr) * s->shdr_num + + s->note_size; } else { - if (s->shdr_num) { - s->memory_offset = sizeof(Elf32_Ehdr) + - sizeof(Elf32_Phdr) * s->phdr_num + - sizeof(Elf32_Shdr) * s->shdr_num + s->note_size; - } else { - s->memory_offset = sizeof(Elf32_Ehdr) + - sizeof(Elf32_Phdr) * s->phdr_num + s->note_size; - } + s->memory_offset = sizeof(Elf32_Ehdr) + + sizeof(Elf32_Phdr) * s->phdr_num + + sizeof(Elf32_Shdr) * s->shdr_num + + s->note_size; } return;