x86/resctrl: Rename update_domains() to resctrl_arch_update_domains()

update_domains() merges the staged configuration changes into the arch
codes configuration array. Rename to make it clear it is part of the
arch code interface to resctrl.

Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Jamie Iles <jamie@nuviainc.com>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Tested-by: Babu Moger <babu.moger@amd.com>
Link: https://lkml.kernel.org/r/20210728170637.25610-16-james.morse@arm.com

diff --git a/arch/x86/kernel/cpu/resctrl/ctrlmondata.c b/arch/x86/kernel/cpu/resctrl/ctrlmondata.c
index f29848f..8cde76d 100644 (file)
--- a/arch/x86/kernel/cpu/resctrl/ctrlmondata.c
+++ b/arch/x86/kernel/cpu/resctrl/ctrlmondata.c
@@ -259,7 +259,7 @@ static void apply_config(struct rdt_hw_domain *hw_dom,
        }
 }
 
-int update_domains(struct rdt_resource *r, int closid)
+int resctrl_arch_update_domains(struct rdt_resource *r, u32 closid)
 {
        struct resctrl_staged_config *cfg;
        struct rdt_hw_domain *hw_dom;
@@ -380,7 +380,7 @@ ssize_t rdtgroup_schemata_write(struct kernfs_open_file *of,
 
        list_for_each_entry(s, &resctrl_schema_all, list) {
                r = s->res;
-               ret = update_domains(r, rdtgrp->closid);
+               ret = resctrl_arch_update_domains(r, rdtgrp->closid);
                if (ret)
                        goto out;
        }

diff --git a/arch/x86/kernel/cpu/resctrl/internal.h b/arch/x86/kernel/cpu/resctrl/internal.h
index 4e15667..a95893e 100644 (file)
--- a/arch/x86/kernel/cpu/resctrl/internal.h
+++ b/arch/x86/kernel/cpu/resctrl/internal.h
@@ -529,7 +529,6 @@ void rdt_pseudo_lock_release(void);
 int rdtgroup_pseudo_lock_create(struct rdtgroup *rdtgrp);
 void rdtgroup_pseudo_lock_remove(struct rdtgroup *rdtgrp);
 struct rdt_domain *get_domain_from_cpu(int cpu, struct rdt_resource *r);
-int update_domains(struct rdt_resource *r, int closid);
 int closids_supported(void);
 void closid_free(int closid);
 int alloc_rmid(void);

diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
index 9f1354c..4b6de76 100644 (file)
--- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c
+++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
@@ -2870,7 +2870,7 @@ static int rdtgroup_init_alloc(struct rdtgroup *rdtgrp)
                                return ret;
                }
 
-               ret = update_domains(r, rdtgrp->closid);
+               ret = resctrl_arch_update_domains(r, rdtgrp->closid);
                if (ret < 0) {
                        rdt_last_cmd_puts("Failed to initialize allocations\n");
                        return ret;

diff --git a/include/linux/resctrl.h b/include/linux/resctrl.h
index 51ba372..be58811 100644 (file)
--- a/include/linux/resctrl.h
+++ b/include/linux/resctrl.h
@@ -199,5 +199,6 @@ struct resctrl_schema {
 
 /* The number of closid supported by this resource regardless of CDP */
 u32 resctrl_arch_get_num_closid(struct rdt_resource *r);
+int resctrl_arch_update_domains(struct rdt_resource *r, u32 closid);
 
 #endif /* _RESCTRL_H */