diff options
| author | James Morse <james.morse@arm.com> | 2026-03-13 14:45:56 +0000 |
|---|---|---|
| committer | James Morse <james.morse@arm.com> | 2026-03-27 15:30:04 +0000 |
| commit | 9d2e1a99fae58ce992f147bdf83b5d9089f70b27 (patch) | |
| tree | 6838af69bf5392530d0c9642291239bd26c3cf6c /include/linux | |
| parent | 9cd2b522be2cc64fab179d75537d2e8df38d26a6 (diff) | |
arm_mpam: resctrl: Add plumbing against arm64 task and cpu hooks
arm64 provides helpers for changing a task's and a cpu's mpam partid/pmg
values.
These are used to back a number of resctrl_arch_ functions. Connect them
up.
Tested-by: Gavin Shan <gshan@redhat.com>
Tested-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com>
Tested-by: Peter Newman <peternewman@google.com>
Tested-by: Zeng Heng <zengheng4@huawei.com>
Tested-by: Punit Agrawal <punit.agrawal@oss.qualcomm.com>
Tested-by: Jesse Chick <jessechick@os.amperecomputing.com>
Reviewed-by: Zeng Heng <zengheng4@huawei.com>
Reviewed-by: Shaopeng Tan <tan.shaopeng@jp.fujitsu.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Co-developed-by: Ben Horgan <ben.horgan@arm.com>
Signed-off-by: Ben Horgan <ben.horgan@arm.com>
Signed-off-by: James Morse <james.morse@arm.com>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/arm_mpam.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/arm_mpam.h b/include/linux/arm_mpam.h index 2c7d1413a401..5a78299ec464 100644 --- a/include/linux/arm_mpam.h +++ b/include/linux/arm_mpam.h @@ -52,6 +52,11 @@ static inline int mpam_ris_create(struct mpam_msc *msc, u8 ris_idx, bool resctrl_arch_alloc_capable(void); bool resctrl_arch_mon_capable(void); +void resctrl_arch_set_cpu_default_closid(int cpu, u32 closid); +void resctrl_arch_set_closid_rmid(struct task_struct *tsk, u32 closid, u32 rmid); +void resctrl_arch_set_cpu_default_closid_rmid(int cpu, u32 closid, u32 rmid); +void resctrl_arch_sched_in(struct task_struct *tsk); + /** * mpam_register_requestor() - Register a requestor with the MPAM driver * @partid_max: The maximum PARTID value the requestor can generate. |