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Tsirkin" , Marcel Apfelbaum , Peter Xu , Fabiano Rosas , Steve Sistare Subject: [PATCH V3 30/42] physmem: qemu_ram_get_fd_offset Date: Mon, 12 May 2025 08:32:41 -0700 Message-Id: <1747063973-124548-31-git-send-email-steven.sistare@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1747063973-124548-1-git-send-email-steven.sistare@oracle.com> References: <1747063973-124548-1-git-send-email-steven.sistare@oracle.com> X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-12_05,2025-05-09_01,2025-02-21_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 mlxscore=0 spamscore=0 bulkscore=0 suspectscore=0 phishscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2504070000 definitions=main-2505120161 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTEyMDE2MSBTYWx0ZWRfXxVmBacANsqYr qwUweNfdXbErI4Dp3EUP7ftjFcx23X9ubrjmosLJdUyoYXE3QNEfz7ykVXSMBKFQBQaP0Te5IaV gm1cMK2B4I26zgpsTKDeHaXivaT+VpojKCTKzYpgUGZcmoOOYXVnFtNzqULDgNPWVOcPUpKS9Z5 X4np2O+1TKAG8YlbuAPGHFVrlwBEYj10/jMfYJiLNwoOs8AX6sSzo23EuBT3qBaHIT+FRbYRwPT LHWrS8XItr6tckRWSI7XHMuBg6mYM2PklAx5iGHBi8psHodjXN+5o78djystlVYOUUmCJ/X+hyi fuzA0XEsnMgFceLbztBl9m1vrIPYwXjvusCpxRlHpSAHQtBoaxVs0kERvmqrDLPMJwaXTy+Qyf2 yo3KduXoB9dgOE+5K6CMXJVYfgwe05UE+bYPBlTFRQ52iBvyhWBpYnMuR1VgZw2/7xgV9Pob X-Authority-Analysis: v=2.4 cv=DO6P4zNb c=1 sm=1 tr=0 ts=682214be b=1 cx=c_pps a=WeWmnZmh0fydH62SvGsd2A==:117 a=WeWmnZmh0fydH62SvGsd2A==:17 a=dt9VzEwgFbYA:10 a=yPCof4ZbAAAA:8 a=20KFwNOVAAAA:8 a=s_ck3szjhOtuhh_aLR8A:9 X-Proofpoint-ORIG-GUID: 0m5B5NsdU-BEgIci2eju0KkgAEdR4cls X-Proofpoint-GUID: 0m5B5NsdU-BEgIci2eju0KkgAEdR4cls Received-SPF: pass client-ip=205.220.165.32; envelope-from=steven.sistare@oracle.com; helo=mx0a-00069f02.pphosted.com X-Spam_score_int: -32 X-Spam_score: -3.3 X-Spam_bar: --- X-Spam_report: (-3.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.499, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org Define qemu_ram_get_fd_offset, so CPR can map a memory region using IOMMU_IOAS_MAP_FILE in a subsequent patch. Signed-off-by: Steve Sistare Reviewed-by: Peter Xu --- include/exec/cpu-common.h | 1 + system/physmem.c | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h index dab1e7e..782bc73 100644 --- a/include/exec/cpu-common.h +++ b/include/exec/cpu-common.h @@ -85,6 +85,7 @@ void qemu_ram_unset_idstr(RAMBlock *block); const char *qemu_ram_get_idstr(RAMBlock *rb); void *qemu_ram_get_host_addr(RAMBlock *rb); ram_addr_t qemu_ram_get_offset(RAMBlock *rb); +ram_addr_t qemu_ram_get_fd_offset(RAMBlock *rb); ram_addr_t qemu_ram_get_used_length(RAMBlock *rb); ram_addr_t qemu_ram_get_max_length(RAMBlock *rb); bool qemu_ram_is_shared(RAMBlock *rb); diff --git a/system/physmem.c b/system/physmem.c index a8a9ca3..18684a4 100644 --- a/system/physmem.c +++ b/system/physmem.c @@ -1593,6 +1593,11 @@ ram_addr_t qemu_ram_get_offset(RAMBlock *rb) return rb->offset; } +ram_addr_t qemu_ram_get_fd_offset(RAMBlock *rb) +{ + return rb->fd_offset; +} + ram_addr_t qemu_ram_get_used_length(RAMBlock *rb) { return rb->used_length; -- 1.8.3.1