diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/qdev-core.h | 5 | ||||
| -rw-r--r-- | include/qemu/osdep.h | 18 |
2 files changed, 22 insertions, 1 deletions
diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h index d47536eadb..9228e96c87 100644 --- a/include/hw/qdev-core.h +++ b/include/hw/qdev-core.h @@ -1084,6 +1084,11 @@ typedef enum MachineInitPhase { PHASE_ACCEL_CREATED, /* + * Late backend objects have been created and initialized. + */ + PHASE_LATE_BACKENDS_CREATED, + + /* * machine_class->init has been called, thus creating any embedded * devices and validating machine properties. Devices created at * this time are considered to be cold-plugged. diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h index c9692cc314..7d359dabc4 100644 --- a/include/qemu/osdep.h +++ b/include/qemu/osdep.h @@ -680,6 +680,8 @@ typedef struct ThreadContext ThreadContext; * @area: start address of the are to preallocate * @sz: the size of the area to preallocate * @max_threads: maximum number of threads to use + * @tc: prealloc context threads pointer, NULL if not in use + * @async: request asynchronous preallocation, requires @tc * @errp: returns an error if this function fails * * Preallocate memory (populate/prefault page tables writable) for the virtual @@ -687,10 +689,24 @@ typedef struct ThreadContext ThreadContext; * each page in the area was faulted in writable at least once, for example, * after allocating file blocks for mapped files. * + * When setting @async, allocation might be performed asynchronously. + * qemu_finish_async_prealloc_mem() must be called to finish any asynchronous + * preallocation. + * * Return: true on success, else false setting @errp with error. */ bool qemu_prealloc_mem(int fd, char *area, size_t sz, int max_threads, - ThreadContext *tc, Error **errp); + ThreadContext *tc, bool async, Error **errp); + +/** + * qemu_finish_async_prealloc_mem: + * @errp: returns an error if this function fails + * + * Finish all outstanding asynchronous memory preallocation. + * + * Return: true on success, else false setting @errp with error. + */ +bool qemu_finish_async_prealloc_mem(Error **errp); /** * qemu_get_pid_name: |