Unverified Commit 4fa70990 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!5152 arm64/mpam: Remove warning about no msc corresponding to the online cpu 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zeng Heng <zengheng4@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/KY3OOUJWEDGEPZ5S7B6TVUYM3I5VNOW3/ 
 
https://gitee.com/openeuler/kernel/issues/I96YK9 
 
Link:https://gitee.com/openeuler/kernel/pulls/5152

 

Reviewed-by: default avatarWang ShaoBo <bobo.shaobowang@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 1d198c33 3967a956

arch/arm64/kernel/mpam/mpam_setup.c

+7 −4
Original line number Diff line number Diff line
@@ -78,9 +78,11 @@ static int mpam_resctrl_setup_domain(unsigned int cpu, 
		}

	}



	/* cpu with unknown exported component? */

	if (WARN_ON_ONCE(!comp))

	if (!comp) {

		pr_info_once("There is no msc corresponding to CPU%d.\n", cpu);

		return 0;

	}





	dom = kzalloc_node(sizeof(*dom), GFP_KERNEL, cpu_to_node(cpu));

	if (!dom)
@@ -168,9 +170,10 @@ int mpam_resctrl_cpu_offline(unsigned int cpu) 
	for_each_supported_resctrl_exports(res) {

		 d = resctrl_get_domain_from_cpu(cpu, &res->resctrl_res);



		/* cpu with unknown exported component? */

		if (WARN_ON_ONCE(!d))

		if (!d) {

			pr_info_once("There is no msc corresponding to CPU%d.\n", cpu);

			continue;

		}



		cpumask_clear_cpu(cpu, &d->cpu_mask);