Function report |
Source Code:fs\io_uring.c |
Create Date:2022-07-28 20:22:09 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
home page | Tree |
Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:io_do_iopoll
Proto:static int io_do_iopoll(struct io_ring_ctx *ctx, unsigned int *nr_events, long min)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct io_ring_ctx * | ctx | |
unsigned int * | nr_events | |
long | min |
1211 | spin = Not poll_multi_file && nr_events < min |
1213 | ret = 0 |
1222 | If flags & polled IO has completed Then |
1224 | Continue |
1226 | If Not list_empty - tests whether a list is empty*@head: the list to test. Then Break |
1230 | If ret < 0 Then Break |
1235 | ret = 0 |
1238 | If Not list_empty - tests whether a list is empty*@head: the list to test. Then Find and free completed poll iocbs |
1241 | Return ret |
Name | Describe |
---|---|
io_iopoll_getevents | Poll for a minimum of 'min' events. Note that if min == 0 we consider that a* non-spinning poll check - we'll still enter the driver poll loop, but only* as a non-spinning completion check. |
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 |