From 30478e2ff7839a692c3894ae5f6c28e780f0bc6d Mon Sep 17 00:00:00 2001 From: TANG Tiancheng Date: Thu, 11 Sep 2025 17:56:14 +0800 Subject: [PATCH] migration: Add support for a variable-length array of UINT32 pointers Add support for defining a vmstate field which is a variable-length array of pointers, and use this to define a VMSTATE_TIMER_PTR_VARRAY() which allows a variable-length array of QEMUTimer* to be used by devices. Message-id: 20250909-timers-v1-0-7ee18a9d8f4b@linux.alibaba.com Reviewed-by: LIU Zhiwei Reviewed-by: Peter Xu Signed-off-by: TANG Tiancheng Reviewed-by: Alistair Francis Message-ID: <20250911-timers-v3-2-60508f640050@linux.alibaba.com> Signed-off-by: Alistair Francis --- include/migration/vmstate.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h index 1ff7bd9ac42..1cfddf31b54 100644 --- a/include/migration/vmstate.h +++ b/include/migration/vmstate.h @@ -522,6 +522,16 @@ extern const VMStateInfo vmstate_info_qlist; .offset = vmstate_offset_array(_s, _f, _type*, _n), \ } +#define VMSTATE_VARRAY_OF_POINTER_UINT32(_field, _state, _field_num, _version, _info, _type) { \ + .name = (stringify(_field)), \ + .version_id = (_version), \ + .num_offset = vmstate_offset_value(_state, _field_num, uint32_t), \ + .info = &(_info), \ + .size = sizeof(_type), \ + .flags = VMS_VARRAY_UINT32 | VMS_ARRAY_OF_POINTER | VMS_POINTER, \ + .offset = vmstate_offset_pointer(_state, _field, _type), \ +} + #define VMSTATE_STRUCT_SUB_ARRAY(_field, _state, _start, _num, _version, _vmsd, _type) { \ .name = (stringify(_field)), \ .version_id = (_version), \ -- 2.47.3