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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Sep 2025 07:40:05.3309 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4c214b1f-f8a1-4d6a-7ff2-08ddf03d4262 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF000252A3.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6115 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1757490389594124100 Content-Type: text/plain; charset="utf-8" Users control/monitor Intel Platform Shared Resource (PSR) through related domctl-op or sysctl-op, so CONFIG_X86_PSR can be put under MGMT_HYPERCALLS. With this change, we could remove MGMT_HYPERCALLS-wrapping in psr.c Signed-off-by: Penny Zheng Acked-by: Jan Beulich Reviewed-by: Stefano Stabellini --- v1 -> v2: - adapt to changes of "unify DOMCTL to MGMT_HYPERCALLS" --- xen/arch/x86/Kconfig | 1 + xen/arch/x86/psr.c | 18 ------------------ 2 files changed, 1 insertion(+), 18 deletions(-) diff --git a/xen/arch/x86/Kconfig b/xen/arch/x86/Kconfig index 3f0f3a0f3a..21da8c1a69 100644 --- a/xen/arch/x86/Kconfig +++ b/xen/arch/x86/Kconfig @@ -190,6 +190,7 @@ config TBOOT config X86_PSR bool "Platform Shared Resource support" if EXPERT default INTEL + depends on MGMT_HYPERCALLS help Support of Platform Shared Resource technology, which is basis for monitoring and control of resources like cache and memory bandwidth. diff --git a/xen/arch/x86/psr.c b/xen/arch/x86/psr.c index 80ce5804b4..4f2c2d0042 100644 --- a/xen/arch/x86/psr.c +++ b/xen/arch/x86/psr.c @@ -135,11 +135,9 @@ static const struct feat_props { */ enum psr_type alt_type; =20 -#ifdef CONFIG_MGMT_HYPERCALLS /* get_feat_info is used to return feature HW info through sysctl. */ bool (*get_feat_info)(const struct feat_node *feat, uint32_t data[], unsigned int array_len); -#endif =20 /* write_msr is used to write out feature MSR register. */ void (*write_msr)(unsigned int cos, uint32_t val, enum psr_type type); @@ -422,7 +420,6 @@ static bool mba_init_feature(const struct cpuid_leaf *r= egs, return true; } =20 -#ifdef CONFIG_MGMT_HYPERCALLS static bool cf_check cat_get_feat_info( const struct feat_node *feat, uint32_t data[], unsigned int array_len) { @@ -435,7 +432,6 @@ static bool cf_check cat_get_feat_info( =20 return true; } -#endif /* CONFIG_MGMT_HYPERCALLS */ =20 /* L3 CAT props */ static void cf_check l3_cat_write_msr( @@ -448,14 +444,11 @@ static const struct feat_props l3_cat_props =3D { .cos_num =3D 1, .type[0] =3D PSR_TYPE_L3_CBM, .alt_type =3D PSR_TYPE_UNKNOWN, -#ifdef CONFIG_MGMT_HYPERCALLS .get_feat_info =3D cat_get_feat_info, -#endif .write_msr =3D l3_cat_write_msr, .sanitize =3D cat_check_cbm, }; =20 -#ifdef CONFIG_MGMT_HYPERCALLS /* L3 CDP props */ static bool cf_check l3_cdp_get_feat_info( const struct feat_node *feat, uint32_t data[], uint32_t array_len) @@ -467,7 +460,6 @@ static bool cf_check l3_cdp_get_feat_info( =20 return true; } -#endif /* CONFIG_MGMT_HYPERCALLS */ =20 static void cf_check l3_cdp_write_msr( unsigned int cos, uint32_t val, enum psr_type type) @@ -483,9 +475,7 @@ static const struct feat_props l3_cdp_props =3D { .type[0] =3D PSR_TYPE_L3_DATA, .type[1] =3D PSR_TYPE_L3_CODE, .alt_type =3D PSR_TYPE_L3_CBM, -#ifdef CONFIG_MGMT_HYPERCALLS .get_feat_info =3D l3_cdp_get_feat_info, -#endif .write_msr =3D l3_cdp_write_msr, .sanitize =3D cat_check_cbm, }; @@ -501,14 +491,11 @@ static const struct feat_props l2_cat_props =3D { .cos_num =3D 1, .type[0] =3D PSR_TYPE_L2_CBM, .alt_type =3D PSR_TYPE_UNKNOWN, -#ifdef CONFIG_MGMT_HYPERCALLS .get_feat_info =3D cat_get_feat_info, -#endif .write_msr =3D l2_cat_write_msr, .sanitize =3D cat_check_cbm, }; =20 -#ifdef CONFIG_MGMT_HYPERCALLS /* MBA props */ static bool cf_check mba_get_feat_info( const struct feat_node *feat, uint32_t data[], unsigned int array_len) @@ -523,7 +510,6 @@ static bool cf_check mba_get_feat_info( =20 return true; } -#endif /* CONFIG_MGMT_HYPERCALLS */ =20 static void cf_check mba_write_msr( unsigned int cos, uint32_t val, enum psr_type type) @@ -561,9 +547,7 @@ static const struct feat_props mba_props =3D { .cos_num =3D 1, .type[0] =3D PSR_TYPE_MBA_THRTL, .alt_type =3D PSR_TYPE_UNKNOWN, -#ifdef CONFIG_MGMT_HYPERCALLS .get_feat_info =3D mba_get_feat_info, -#endif .write_msr =3D mba_write_msr, .sanitize =3D mba_sanitize_thrtl, }; @@ -826,7 +810,6 @@ static struct psr_socket_info *get_socket_info(unsigned= int socket) return socket_info + socket; } =20 -#ifdef CONFIG_MGMT_HYPERCALLS int psr_get_info(unsigned int socket, enum psr_type type, uint32_t data[], unsigned int array_len) { @@ -858,7 +841,6 @@ int psr_get_info(unsigned int socket, enum psr_type typ= e, =20 return -EINVAL; } -#endif /* CONFIG_MGMT_HYPERCALLS */ =20 int psr_get_val(struct domain *d, unsigned int socket, uint32_t *val, enum psr_type type) --=20 2.34.1