[PATCH v6 19/40] arm_mpam: resctrl: Add plumbing against arm64 task and cpu hooks

Gavin Shan gshan at redhat.com
Sun Mar 22 23:55:17 PDT 2026


On 3/14/26 12:45 AM, Ben Horgan wrote:
> From: James Morse <james.morse at arm.com>
> 
> 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 at redhat.com>
> Tested-by: Shaopeng Tan <tan.shaopeng at jp.fujitsu.com>
> Tested-by: Peter Newman <peternewman at google.com>
> Tested-by: Zeng Heng <zengheng4 at huawei.com>
> Tested-by: Punit Agrawal <punit.agrawal at oss.qualcomm.com>
> Reviewed-by: Zeng Heng <zengheng4 at huawei.com>
> Reviewed-by: Shaopeng Tan <tan.shaopeng at jp.fujitsu.com>
> Reviewed-by: Jonathan Cameron <jonathan.cameron at huawei.com>
> Signed-off-by: James Morse <james.morse at arm.com>
> Signed-off-by: Ben Horgan <ben.horgan at arm.com>
> ---
> Changes since v2:
> apostrophes in commit message
> ---
>   drivers/resctrl/mpam_resctrl.c | 58 ++++++++++++++++++++++++++++++++++
>   include/linux/arm_mpam.h       |  5 +++
>   2 files changed, 63 insertions(+)
> 

Reviewed-by: Gavin Shan <gshan at redhat.com>





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