diff options
| author | Babu Moger <babu.moger@amd.com> | 2023-10-03 18:54:22 -0500 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2023-10-17 11:51:16 +0200 |
| commit | 6846dc1a31d1894a7acf52d8442fe73b34091022 (patch) | |
| tree | e07a1aadf6ddd596baba9ff9035308dd4c4c0f2f | |
| parent | fe2a20ea0b0953189e57740debc7dcc789d1ea55 (diff) | |
x86/resctrl: Simplify rftype flag definitions
The rftype flags are bitmaps used for adding files under the resctrl
filesystem. Some of these bitmap defines have one extra level of
indirection which is not necessary.
Drop the RF_* defines and simplify the macros.
[ bp: Massage commit message. ]
Signed-off-by: Babu Moger <babu.moger@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Peter Newman <peternewman@google.com>
Reviewed-by: Tan Shaopeng <tan.shaopeng@jp.fujitsu.com>
Reviewed-by: Fenghua Yu <fenghua.yu@intel.com>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Tested-by: Peter Newman <peternewman@google.com>
Tested-by: Tan Shaopeng <tan.shaopeng@jp.fujitsu.com>
Link: https://lore.kernel.org/r/20231017002308.134480-3-babu.moger@amd.com
| -rw-r--r-- | arch/x86/kernel/cpu/resctrl/internal.h | 9 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/resctrl/rdtgroup.c | 6 |
2 files changed, 8 insertions, 7 deletions
diff --git a/arch/x86/kernel/cpu/resctrl/internal.h b/arch/x86/kernel/cpu/resctrl/internal.h index c47ef2f13e8e..0ad970c5c867 100644 --- a/arch/x86/kernel/cpu/resctrl/internal.h +++ b/arch/x86/kernel/cpu/resctrl/internal.h @@ -243,12 +243,9 @@ struct rdtgroup { */ #define RFTYPE_INFO BIT(0) #define RFTYPE_BASE BIT(1) -#define RF_CTRLSHIFT 4 -#define RF_MONSHIFT 5 -#define RF_TOPSHIFT 6 -#define RFTYPE_CTRL BIT(RF_CTRLSHIFT) -#define RFTYPE_MON BIT(RF_MONSHIFT) -#define RFTYPE_TOP BIT(RF_TOPSHIFT) +#define RFTYPE_CTRL BIT(4) +#define RFTYPE_MON BIT(5) +#define RFTYPE_TOP BIT(6) #define RFTYPE_RES_CACHE BIT(8) #define RFTYPE_RES_MB BIT(9) #define RF_CTRL_INFO (RFTYPE_INFO | RFTYPE_CTRL) diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c index fe239691628a..09141f1f0b96 100644 --- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c +++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c @@ -3260,7 +3260,11 @@ static int mkdir_rdt_prepare(struct kernfs_node *parent_kn, goto out_destroy; } - files = RFTYPE_BASE | BIT(RF_CTRLSHIFT + rtype); + if (rtype == RDTCTRL_GROUP) + files = RFTYPE_BASE | RFTYPE_CTRL; + else + files = RFTYPE_BASE | RFTYPE_MON; + ret = rdtgroup_add_files(kn, files); if (ret) { rdt_last_cmd_puts("kernfs fill error\n"); |