Function report |
Source Code:lib\locking-selftest.c |
Create Date:2022-07-28 06:51:57 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
| home page | Tree |
| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:irq_inversion_hard_rlock_312
Proto:static void irq_inversion_hard_rlock_312(void)
Type:void
Parameter:Nothing
| 975 | local_bh_disable() |
| 975 | Do |
| 975 | arch_local_irq_disable() |
| 975 | When 0 cycle |
| 975 | Do |
| 975 | When 0 cycle |
| 975 | ({ |
| 975 | __ret_warn_on = Not Not Not (We mask the PREEMPT_NEED_RESCHED bit so as not to confuse all current users* that think a non-zero value indicates we cannot preempt. & (1UL << 8) - 1 << 0 + 8 ) |
| 975 | __builtin_expect(!!(__ret_warn_on), 0) |
| 975 | }) |
| 975 | Do |
| 975 | When 0 cycle |
| 975 | Do |
| 975 | When 0 cycle |
| 975 | Do |
| 975 | When 0 cycle |
| 975 | Do |
| 975 | arch_local_irq_enable() |
| 975 | When 0 cycle |
| 975 | local_bh_enable() |
| 975 | local_bh_disable() |
| 975 | Do |
| 975 | When 0 cycle |
| 975 | lock for reading |
| 975 | Do |
| 975 | When 0 cycle |
| 975 | local_bh_enable() |
| 975 | lock for reading |
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