Function report | 
Source Code:fs\buffer.c | 
Create Date:2022-07-28 20:14:13 | 
| Last Modify:2020-03-18 10:38:29 | Copyright©Brick | 
| home page | Tree | 
| Annotation kernel can get tool activity | Download SCCT | Chinese | 
Name:recalc_bh_state
Proto:static void recalc_bh_state(void)
Type:void
Parameter:Nothing
| 3373 | tot = 0 | 
| 3375 | If __this_cpu_inc_return(ratelimit) - 1 < 4096 Then Return | 
| 3377 | __this_cpu_write(ratelimit, 0) | 
| 3378 | for_each_online_cpu(i) | 
| 3379 | tot += ( * ({ | 
| 3379 | })).nr | 
| 3380 | buffer_heads_over_limit = tot > Once the number of bh's in the machine exceeds this level, we start* stripping them in writeback. | 
| Name | Describe | 
|---|---|
| alloc_buffer_head | |
| free_buffer_head | 
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