函数逻辑报告 |
Source Code:include\asm-generic\bitops\instrumented-non-atomic.h |
Create Date:2022-07-27 06:38:11 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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函数名称：__test_and_clear_bit - Clear a bit and return its old value*@nr: Bit to clear*@addr: Address to count from* This operation is non-atomic. If two instances of this operation race, one* can appear to succeed but actually fail.
函数原型：static inline bool __test_and_clear_bit(long nr, volatile unsigned long *addr)
返回类型：bool
参数：
| 类型 | 参数 | 名称 |
|---|---|---|
| long | nr | |
| volatile unsigned long * | addr |
| 85 | kasan_check_write(addr + BIT_WORD(nr), sizeof(long)) |
| 86 | 返回:Note: the operation is performed atomically with respect to* the local CPU, but not other CPUs |
| 名称 | 描述 |
|---|---|
| node_clear_mark | rns true if the bit was set |
| kasan_bitops | |
| kgdb_nmi_handler | |
| kvm_guest_apic_eoi_write | |
| __collect_expired_timers | |
| vm_unlock_anon_vma | |
| __test_and_clear_bit_le |
| 源代码转换工具 开放的插件接口 | X |
|---|---|
| 支持：c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现：逻辑报告 代码生成和批量转换代码 |