diff options
Diffstat (limited to 'arch/x86/kernel/cpu/resctrl/internal.h')
-rw-r--r-- | arch/x86/kernel/cpu/resctrl/internal.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/resctrl/internal.h b/arch/x86/kernel/cpu/resctrl/internal.h index c8521efe90e7..4e15667b88a8 100644 --- a/arch/x86/kernel/cpu/resctrl/internal.h +++ b/arch/x86/kernel/cpu/resctrl/internal.h @@ -380,6 +380,7 @@ struct rdt_parse_data { * @msr_update: Function pointer to update QOS MSRs * @mon_scale: cqm counter * mon_scale = occupancy in bytes * @mbm_width: Monitor width, to detect and correct for overflow. + * @cdp_enabled: CDP state of this resource * * Members of this structure are either private to the architecture * e.g. mbm_width, or accessed via helpers that provide abstraction. e.g. @@ -394,6 +395,7 @@ struct rdt_hw_resource { struct rdt_resource *r); unsigned int mon_scale; unsigned int mbm_width; + bool cdp_enabled; }; static inline struct rdt_hw_resource *resctrl_to_arch_res(struct rdt_resource *r) @@ -414,7 +416,7 @@ DECLARE_STATIC_KEY_FALSE(rdt_alloc_enable_key); extern struct dentry *debugfs_resctrl; -enum { +enum resctrl_res_level { RDT_RESOURCE_L3, RDT_RESOURCE_L3DATA, RDT_RESOURCE_L3CODE, @@ -435,6 +437,13 @@ static inline struct rdt_resource *resctrl_inc(struct rdt_resource *res) return &hw_res->r_resctrl; } +static inline bool resctrl_arch_get_cdp_enabled(enum resctrl_res_level l) +{ + return rdt_resources_all[l].cdp_enabled; +} + +int resctrl_arch_set_cdp_enabled(enum resctrl_res_level l, bool enable); + /* * To return the common struct rdt_resource, which is contained in struct * rdt_hw_resource, walk the resctrl member of struct rdt_hw_resource. |