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(unknown [9.114.12.104]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 26 Jul 2022 09:23:35 +0000 (GMT) From: Janosch Frank To: 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, scgl@linux.ibm.com Subject: [PATCH v4 06/17] dump: Rework dump_calculate_size function Date: Tue, 26 Jul 2022 09:22:37 +0000 Message-Id: <20220726092248.128336-7-frankja@linux.ibm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220726092248.128336-1-frankja@linux.ibm.com> References: <20220726092248.128336-1-frankja@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 11OrLm-KEMsSZPF4CfFA7py_jN_ODlYi X-Proofpoint-ORIG-GUID: z_l844BfEj1cXeHD5HNLS7hyixWeDse_ 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=2022-07-26_02,2022-07-25_03,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 spamscore=0 impostorscore=0 lowpriorityscore=0 priorityscore=1501 malwarescore=0 mlxscore=0 mlxlogscore=999 adultscore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207260033 Received-SPF: pass client-ip=148.163.158.5; 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_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" dump_calculate_size() sums up all the sizes of the guest memory blocks. Since we already have a function that calculates the size of a single memory block (dump_get_memblock_size()) we can simply iterate over the blocks and use the function instead of calculating the size ourselves. Signed-off-by: Janosch Frank --- dump/dump.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-) diff --git a/dump/dump.c b/dump/dump.c index b59faf9941..57558a4d4b 100644 --- a/dump/dump.c +++ b/dump/dump.c @@ -1540,25 +1540,17 @@ bool qemu_system_dump_in_progress(void) return (qatomic_read(&state->status) == DUMP_STATUS_ACTIVE); } -/* calculate total size of memory to be dumped (taking filter into - * acoount.) */ +/* + * calculate total size of memory to be dumped (taking filter into + * account.) + */ static int64_t dump_calculate_size(DumpState *s) { GuestPhysBlock *block; - int64_t size = 0, total = 0, left = 0, right = 0; + int64_t total = 0; QTAILQ_FOREACH(block, &s->guest_phys_blocks.head, next) { - if (s->has_filter) { - /* calculate the overlapped region. */ - left = MAX(s->begin, block->target_start); - right = MIN(s->begin + s->length, block->target_end); - size = right - left; - size = size > 0 ? size : 0; - } else { - /* count the whole region in */ - size = (block->target_end - block->target_start); - } - total += size; + total += dump_get_memblock_size(block, s->begin, s->length); } return total; -- 2.34.1