Function report |
Source Code:kernel\sched\membarrier.c |
Create Date:2022-07-28 09:45:34 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
home page | Tree |
Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:membarrier_register_private_expedited
Proto:static int membarrier_register_private_expedited(int flags)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
int | flags |
280 | p = current process |
282 | ready_state = MEMBARRIER_STATE_PRIVATE_EXPEDITED_READY , set_state = MEMBARRIER_STATE_PRIVATE_EXPEDITED |
286 | If flags & MEMBARRIER_FLAG_SYNC_CORE Then |
298 | If (atomic_read( & membarrier_state) & ready_state) == ready_state Then Return 0 |
300 | If flags & MEMBARRIER_FLAG_SYNC_CORE Then set_state |= MEMBARRIER_STATE_PRIVATE_EXPEDITED_SYNC_CORE |
302 | atomic_or(set_state, & membarrier_state) |
303 | ret = sync_runqueues_membarrier_state(mm) |
306 | atomic_or(ready_state, & membarrier_state) |
308 | Return 0 |
Name | Describe |
---|---|
SYSCALL_DEFINE2 | sys_membarrier - issue memory barriers on a set of threads*@cmd: Takes command values defined in enum membarrier_cmd |
Source code conversion tool public plug-in interface | X |
---|---|
Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |