diff options
| author |   James Morse <james.morse@arm.com> | 2022-09-02 15:48:10 +0000 |
|---|---|---|
| committer |   Borislav Petkov <bp@suse.de> | 2022-09-22 14:43:08 +0200 |
| commit | bab6ee736873becc0216ba5fd159394e272d01b2 (patch) | |
| tree | 0893c7629c8e944849a220e3b8924fedfc04a1d9 /arch/x86/kernel/cpu | |
| parent | x86/resctrl: Kill off alloc_enabled (diff) | |
| download | linux-dev-bab6ee736873becc0216ba5fd159394e272d01b2.tar.xz linux-dev-bab6ee736873becc0216ba5fd159394e272d01b2.zip | |
x86/resctrl: Merge mon_capable and mon_enabled
mon_enabled and mon_capable are always set as a pair by
rdt_get_mon_l3_config().
There is no point having two values.
Merge them together.
Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Jamie Iles <quic_jiles@quicinc.com>
Reviewed-by: Shaopeng Tan <tan.shaopeng@fujitsu.com>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Tested-by: Xin Hao <xhao@linux.alibaba.com>
Tested-by: Shaopeng Tan <tan.shaopeng@fujitsu.com>
Tested-by: Cristian Marussi <cristian.marussi@arm.com>
Link: https://lore.kernel.org/r/20220902154829.30399-3-james.morse@arm.com
Diffstat (limited to 'arch/x86/kernel/cpu')
| -rw-r--r-- | arch/x86/kernel/cpu/resctrl/internal.h | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/resctrl/monitor.c | 1 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/resctrl/rdtgroup.c | 8 |
3 files changed, 4 insertions, 9 deletions
diff --git a/arch/x86/kernel/cpu/resctrl/internal.h b/arch/x86/kernel/cpu/resctrl/internal.h index 53f3d275a98f..8828b5c1b6d2 100644 --- a/arch/x86/kernel/cpu/resctrl/internal.h +++ b/arch/x86/kernel/cpu/resctrl/internal.h @@ -459,10 +459,6 @@ int resctrl_arch_set_cdp_enabled(enum resctrl_res_level l, bool enable); for_each_rdt_resource(r) \ if (r->mon_capable) -#define for_each_mon_enabled_rdt_resource(r) \ - for_each_rdt_resource(r) \ - if (r->mon_enabled) - /* CPUID.(EAX=10H, ECX=ResID=1).EAX */ union cpuid_0x10_1_eax { struct { diff --git a/arch/x86/kernel/cpu/resctrl/monitor.c b/arch/x86/kernel/cpu/resctrl/monitor.c index eaf25a234ff5..497cadf3285d 100644 --- a/arch/x86/kernel/cpu/resctrl/monitor.c +++ b/arch/x86/kernel/cpu/resctrl/monitor.c @@ -717,7 +717,6 @@ int rdt_get_mon_l3_config(struct rdt_resource *r) l3_mon_evt_init(r); r->mon_capable = true; - r->mon_enabled = true; return 0; } diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c index 526eb933333b..def7c6681f8b 100644 --- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c +++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c @@ -1765,7 +1765,7 @@ static int rdtgroup_create_info_dir(struct kernfs_node *parent_kn) goto out_destroy; } - for_each_mon_enabled_rdt_resource(r) { + for_each_mon_capable_rdt_resource(r) { fflags = r->fflags | RF_MON_INFO; sprintf(name, "%s_MON", r->name); ret = rdtgroup_mkdir_info_resdir(r, name, fflags); @@ -2504,7 +2504,7 @@ void rmdir_mondata_subdir_allrdtgrp(struct rdt_resource *r, unsigned int dom_id) struct rdtgroup *prgrp, *crgrp; char name[32]; - if (!r->mon_enabled) + if (!r->mon_capable) return; list_for_each_entry(prgrp, &rdt_all_groups, rdtgroup_list) { @@ -2572,7 +2572,7 @@ void mkdir_mondata_subdir_allrdtgrp(struct rdt_resource *r, struct rdtgroup *prgrp, *crgrp; struct list_head *head; - if (!r->mon_enabled) + if (!r->mon_capable) return; list_for_each_entry(prgrp, &rdt_all_groups, rdtgroup_list) { @@ -2642,7 +2642,7 @@ static int mkdir_mondata_all(struct kernfs_node *parent_kn, * Create the subdirectories for each domain. Note that all events * in a domain like L3 are grouped into a resource whose domain is L3 */ - for_each_mon_enabled_rdt_resource(r) { + for_each_mon_capable_rdt_resource(r) { ret = mkdir_mondata_subdir_alldom(kn, r, prgrp); if (ret) goto out_destroy; |