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x86/resctrl: Rename arch_has_sparse_bitmaps

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Rename arch_has_sparse_bitmaps to arch_has_sparse_bitmasks to ensure
consistent terminology throughout resctrl.

Suggested-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: Maciej Wieczor-Retman <maciej.wieczor-retman@intel.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Peter Newman <peternewman@google.com>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Reviewed-by: Babu Moger <babu.moger@amd.com>
Tested-by: Peter Newman <peternewman@google.com>
Link: https://lore.kernel.org/r/e330fcdae873ef1a831e707025a4b70fa346666e.1696934091.git.maciej.wieczor-retman@intel.com
This commit is contained in:
Maciej Wieczor-Retman 2023-10-10 12:42:36 +02:00 committed by Borislav Petkov (AMD)
parent f05fd4ce99
commit 39c6eed1f6
3 changed files with 6 additions and 6 deletions
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4
arch/x86/kernel/cpu/resctrl/core.c
View File

@ -872,7 +872,7 @@ static __init void rdt_init_res_defs_intel(void)
if (r->rid == RDT_RESOURCE_L3 ||
r->rid == RDT_RESOURCE_L2) {
r->cache.arch_has_sparse_bitmaps = false;
r->cache.arch_has_sparse_bitmasks = false;
r->cache.arch_has_per_cpu_cfg = false;
r->cache.min_cbm_bits = 1;
} else if (r->rid == RDT_RESOURCE_MBA) {
@ -892,7 +892,7 @@ static __init void rdt_init_res_defs_amd(void)
if (r->rid == RDT_RESOURCE_L3 ||
r->rid == RDT_RESOURCE_L2) {
r->cache.arch_has_sparse_bitmaps = true;
r->cache.arch_has_sparse_bitmasks = true;
r->cache.arch_has_per_cpu_cfg = true;
r->cache.min_cbm_bits = 0;
} else if (r->rid == RDT_RESOURCE_MBA) {

4
arch/x86/kernel/cpu/resctrl/ctrlmondata.c
View File

@ -113,8 +113,8 @@ static bool cbm_validate(char *buf, u32 *data, struct rdt_resource *r)
first_bit = find_first_bit(&val, cbm_len);
zero_bit = find_next_zero_bit(&val, cbm_len, first_bit);
/* Are non-contiguous bitmaps allowed? */
if (!r->cache.arch_has_sparse_bitmaps &&
/* Are non-contiguous bitmasks allowed? */
if (!r->cache.arch_has_sparse_bitmasks &&
(find_next_bit(&val, cbm_len, zero_bit) < cbm_len)) {
rdt_last_cmd_printf("The mask %lx has non-consecutive 1-bits\n", val);
return false;

4
include/linux/resctrl.h
View File

@ -94,7 +94,7 @@ struct rdt_domain {
* zero CBM.
* @shareable_bits: Bitmask of shareable resource with other
* executing entities
* @arch_has_sparse_bitmaps: True if a bitmap like f00f is valid.
* @arch_has_sparse_bitmasks: True if a bitmask like f00f is valid.
* @arch_has_per_cpu_cfg: True if QOS_CFG register for this cache
* level has CPU scope.
*/
@ -102,7 +102,7 @@ struct resctrl_cache {
unsigned int cbm_len;
unsigned int min_cbm_bits;
unsigned int shareable_bits;
bool arch_has_sparse_bitmaps;
bool arch_has_sparse_bitmasks;
bool arch_has_per_cpu_cfg;
};