Function report |
Source Code:arch\x86\kernel\cpu\resctrl\ctrlmondata.c |
Create Date:2022-07-28 08:12:53 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:Read one cache bit mask (hex). Check that it is valid for the current* resource type.
Proto:int parse_cbm(struct rdt_parse_data *data, struct rdt_resource *r, struct rdt_domain *d)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct rdt_parse_data * | data | |
struct rdt_resource * | r | |
struct rdt_domain * | d |
200 | If have_new_ctrl Then |
201 | rdt_last_cmd_printf("Duplicate domain %d\n", id) |
202 | Return -EINVAL |
209 | If mode == RDT_MODE_PSEUDO_LOCKSETUP && rdtgroup_pseudo_locked_in_hierarchy(d) Then |
211 | rdt_last_cmd_puts("Pseudo-locked region in hierarchy\n") |
212 | Return -EINVAL |
215 | If Not cbm_validate(buf, & cbm_val, r) Then Return -EINVAL |
218 | If ( mode == RDT_MODE_EXCLUSIVE || mode == RDT_MODE_SHAREABLE ) && rdtgroup_cbm_overlaps_pseudo_locked(d, cbm_val) Then |
221 | rdt_last_cmd_puts("CBM overlaps with pseudo-locked region\n") |
222 | Return -EINVAL |
230 | rdt_last_cmd_puts("Overlaps with exclusive group\n") |
231 | Return -EINVAL |
235 | If mode == RDT_MODE_EXCLUSIVE || mode == RDT_MODE_PSEUDO_LOCKSETUP Then |
237 | rdt_last_cmd_puts("Overlaps with other group\n") |
238 | Return -EINVAL |
243 | have_new_ctrl = true |
245 | Return 0 |
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