From: Wang ShaoBo <bobo.shaobowang@huawei.com> hulk inclusion category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I61CPK CVE: NA -------------------------------- mpam_resctrl_setup_domain() increase dom_num when domain goes online. As a result, mpam_resctrl_cpu_offline() should decrease dom_num when domain goes offline. Signed-off-by: Wang ShaoBo <bobo.shaobowang@huawei.com> Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com> Reviewed-by: Xie XiuQi <xiexiuqi@huawei.com> Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com> --- arch/arm64/kernel/mpam/mpam_setup.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/kernel/mpam/mpam_setup.c b/arch/arm64/kernel/mpam/mpam_setup.c index d30910e0cda2..6e71c99d19b0 100644 --- a/arch/arm64/kernel/mpam/mpam_setup.c +++ b/arch/arm64/kernel/mpam/mpam_setup.c @@ -172,6 +172,8 @@ int mpam_resctrl_cpu_offline(unsigned int cpu) list_del(&d->list); dom = container_of(d, struct mpam_resctrl_dom, resctrl_dom); kfree(dom); + + res->resctrl_res.dom_num--; } mpam_resctrl_clear_default_cpu(cpu); -- 2.20.1