Function report |
Source Code:kernel\futex.c |
Create Date:2022-07-28 10:53:24 |
| Last Modify:2020-03-17 15:28:32 | Copyright©Brick |
| home page | Tree |
| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Drop a reference to the resource addressed by a key.* The hash bucket spinlock must not be held. This is* a no-op for private futexes, see comment in the get* counterpart.
Proto:static void drop_futex_key_refs(union futex_key *key)
Type:void
Parameter:
| Type | Parameter | Name |
|---|---|---|
| union futex_key * | key |
| 455 | If Not ptr Then |
| 457 | WARN_ON_ONCE(1) |
| 458 | Return |
| 461 | If Not IS_ENABLED(CONFIG_FOO) evaluates to 1 if CONFIG_FOO is set to 'y' or 'm',* 0 otherwise.(CONFIG_MMU) Then Return |
| 465 | Case & == We set bit 0 if key has a reference on inode |
| 466 | put an inode |
| 467 | Break |
| 468 | Case & == We set bit 1 if key has a reference on mm |
| Name | Describe |
|---|---|
| put_futex_key | |
| futex_requeue | ex_requeue() - Requeue waiters from uaddr1 to uaddr2*@uaddr1: source futex user address*@flags: futex flags (FLAGS_SHARED, etc |
| unqueue_me | queue_me() - Remove the futex_q from its futex_hash_bucket*@q: The futex_q to unqueue* The q->lock_ptr must not be held by the caller |
| 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 |