Function report |
Source Code:arch\x86\kernel\cpu\resctrl\pseudo_lock.c |
Create Date:2022-07-28 08:13:59 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:dtgroup_locksetup_enter - Resource group enters locksetup mode*@rdtgrp: resource group requested to enter locksetup mode* A resource group enters locksetup mode to reflect that it would be used* to represent a pseudo-locked region and is in the process of
Proto:int rdtgroup_locksetup_enter(struct rdtgroup *rdtgrp)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct rdtgroup * | rdtgrp |
656 | If rdtgrp == rdtgroup_default Then |
657 | rdt_last_cmd_puts("Cannot pseudo-lock default group\n") |
658 | Return -EINVAL |
687 | If alloc_enabled || alloc_enabled Then |
689 | rdt_last_cmd_puts("CDP enabled\n") |
690 | Return -EINVAL |
699 | rdt_last_cmd_puts("Pseudo-locking not supported\n") |
700 | Return -EINVAL |
704 | rdt_last_cmd_puts("Monitoring in progress\n") |
705 | Return -EINVAL |
709 | rdt_last_cmd_puts("Tasks assigned to resource group\n") |
710 | Return -EINVAL |
714 | rdt_last_cmd_puts("CPUs assigned to resource group\n") |
715 | Return -EINVAL |
719 | rdt_last_cmd_puts("Unable to modify resctrl permissions\n") |
720 | Return -EIO |
724 | If ret Then |
725 | rdt_last_cmd_puts("Unable to init pseudo-lock region\n") |
726 | Go to out_release |
737 | ret = 0 |
738 | Go to out |
740 | out_release : |
742 | out : |
743 | Return ret |
Name | Describe |
---|---|
rdtgroup_mode_write | dtgroup_mode_write - Modify the resource group's mode |
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