cpu/resctrl/internal.h

1 /* SPDX-License-Identifier: GPL-2.0 */
18 #define CQM_LIMBOCHECK_INTERVAL	1000
21 #define MBM_OVERFLOW_INTERVAL		1000
33 #define MBM_CNTR_WIDTH_OFFSET_MAX (62 - MBM_CNTR_WIDTH_BASE)
36  * cpumask_any_housekeeping() - Choose any CPU in @mask, preferring those that
86 	struct kernfs_fs_context *kfc = fc->fs_private;  in rdt_fc2context()
92  * struct mon_evt - Entry in the event list of a resource
96  * @list:		entry in &rdt_resource->evt_list
106  * union mon_data_bits - Monitoring details for each event file.
130  * struct rmid_read - Data passed across smp_call*() to read event count.
169  * enum rdtgrp_mode - Mode of a RDT resource group
172  * @RDT_MODE_PSEUDO_LOCKSETUP: Resource group will be used for Pseudo-Locking
174  *                          allowed AND the allocations are Cache Pseudo-Locked
182  * The "shareable", "exclusive", and "pseudo-locksetup" modes are set by
184  * "pseudo-locked" mode after the schemata is written while the resource
185  * group is in "pseudo-locksetup" mode.
198  * struct mongroup - store mon group's data in resctrl fs.
212  * struct rdtgroup - store rdtgroup's data in resctrl file system.
220  * @type:			indicates type of this rdtgroup - either
225  * @plr:			pseudo-locked region
270  * struct rftype - describe each file in the resctrl file system
291 	 * Maximum write size is determined by ->max_write_len.
298  * struct mbm_state - status for each MBM counter in each domain
308  * struct arch_mbm_state - values used to compute resctrl_arch_rmid_read()s
320  * struct rdt_hw_ctrl_domain - Arch private attributes of a set of CPUs that share
333  * struct rdt_hw_mon_domain - Arch private attributes of a set of CPUs that share
358  * struct msr_param - set a range of MSRs from a domain
372  * struct rdt_hw_resource - arch private attributes of a resctrl resource
408 	return rcu_dereference_check(kn->name, lockdep_is_held(&rdtgroup_mutex));  in rdt_kn_name()
425 /* CPUID.(EAX=10H, ECX=ResID=1).EAX */
433 /* CPUID.(EAX=10H, ECX=ResID=3).EAX */
441 /* CPUID.(EAX=10H, ECX=ResID).ECX */
450 /* CPUID.(EAX=10H, ECX=ResID).EDX */
525 	return -EOPNOTSUPP;  in rdtgroup_locksetup_enter()
530 	return -EOPNOTSUPP;  in rdtgroup_locksetup_exit()
547 	return -EOPNOTSUPP;  in rdtgroup_pseudo_lock_create()