Function report |
Source Code:kernel\locking\semaphore.c |
Create Date:2022-07-28 09:47:46 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
| home page | Tree |
| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:p - release the semaphore*@sem: the semaphore to release* Release the semaphore. Unlike mutexes, up() may be called from any* context and even by tasks which have never called down().
Proto:void up(struct semaphore *sem)
Type:void
Parameter:
| Type | Parameter | Name |
|---|---|---|
| struct semaphore * | sem |
| 182 | raw_spin_lock_irqsave( & lock, flags) |
| 183 | If Value is more likely to compile time(list_empty - tests whether a list is empty*@head: the list to test.) Then count++ |
| 187 | raw_spin_unlock_irqrestore( & lock, flags) |
| Name | Describe |
|---|---|
| __up_console_sem |
| 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 |