Function report |
Source Code:kernel\stop_machine.c |
Create Date:2022-07-28 11:21:05 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:__stop_cpus
Proto:static int __stop_cpus(const struct cpumask *cpumask, cpu_stop_fn_t fn, void *arg)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
const struct cpumask * | cpumask | |
cpu_stop_fn_t | fn | |
void * | arg |
410 | cpu_stop_init_done( & done, pumask_weight - Count of bits in *srcp*@srcp: the cpumask to count bits (< nr_cpu_ids) in.) |
414 | Return collected return value |
Name | Describe |
---|---|
stop_cpus | stop_cpus - stop multiple cpus*@cpumask: cpus to stop*@fn: function to execute*@arg: argument to @fn* Execute @fn(@arg) on online cpus in @cpumask. On each target cpu,*@fn is run in a process context with the highest priority |
try_stop_cpus | ry_stop_cpus - try to stop multiple cpus*@cpumask: cpus to stop*@fn: function to execute*@arg: argument to @fn* Identical to stop_cpus() except that it fails with -EAGAIN if* someone else is already using the facility |
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