diff options
Diffstat (limited to 'arch/x86/boot/startup/sev-shared.c')
| -rw-r--r-- | arch/x86/boot/startup/sev-shared.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/arch/x86/boot/startup/sev-shared.c b/arch/x86/boot/startup/sev-shared.c index e09c66845e43..08cc1568d8af 100644 --- a/arch/x86/boot/startup/sev-shared.c +++ b/arch/x86/boot/startup/sev-shared.c @@ -33,7 +33,7 @@ static u32 cpuid_ext_range_max __ro_after_init; bool sev_snp_needs_sfw; -void __head __noreturn +void __noreturn sev_es_terminate(unsigned int set, unsigned int reason) { u64 val = GHCB_MSR_TERM_REQ; @@ -52,7 +52,7 @@ sev_es_terminate(unsigned int set, unsigned int reason) /* * The hypervisor features are available from GHCB version 2 onward. */ -u64 get_hv_features(void) +u64 __init get_hv_features(void) { u64 val; @@ -222,7 +222,7 @@ const struct snp_cpuid_table *snp_cpuid_get_table(void) * * Return: XSAVE area size on success, 0 otherwise. */ -static u32 __head snp_cpuid_calc_xsave_size(u64 xfeatures_en, bool compacted) +static u32 snp_cpuid_calc_xsave_size(u64 xfeatures_en, bool compacted) { const struct snp_cpuid_table *cpuid_table = snp_cpuid_get_table(); u64 xfeatures_found = 0; @@ -258,7 +258,7 @@ static u32 __head snp_cpuid_calc_xsave_size(u64 xfeatures_en, bool compacted) return xsave_size; } -static bool __head +static bool snp_cpuid_get_validated_func(struct cpuid_leaf *leaf) { const struct snp_cpuid_table *cpuid_table = snp_cpuid_get_table(); @@ -300,7 +300,7 @@ static void snp_cpuid_hv_msr(void *ctx, struct cpuid_leaf *leaf) sev_es_terminate(SEV_TERM_SET_LINUX, GHCB_TERM_CPUID_HV); } -static int __head +static int snp_cpuid_postprocess(void (*cpuid_fn)(void *ctx, struct cpuid_leaf *leaf), void *ctx, struct cpuid_leaf *leaf) { @@ -396,8 +396,8 @@ snp_cpuid_postprocess(void (*cpuid_fn)(void *ctx, struct cpuid_leaf *leaf), * Returns -EOPNOTSUPP if feature not enabled. Any other non-zero return value * should be treated as fatal by caller. */ -int __head snp_cpuid(void (*cpuid_fn)(void *ctx, struct cpuid_leaf *leaf), - void *ctx, struct cpuid_leaf *leaf) +int snp_cpuid(void (*cpuid_fn)(void *ctx, struct cpuid_leaf *leaf), + void *ctx, struct cpuid_leaf *leaf) { const struct snp_cpuid_table *cpuid_table = snp_cpuid_get_table(); @@ -439,7 +439,7 @@ int __head snp_cpuid(void (*cpuid_fn)(void *ctx, struct cpuid_leaf *leaf), * page yet, so it only supports the MSR based communication with the * hypervisor and only the CPUID exit-code. */ -void __head do_vc_no_ghcb(struct pt_regs *regs, unsigned long exit_code) +void do_vc_no_ghcb(struct pt_regs *regs, unsigned long exit_code) { unsigned int subfn = lower_bits(regs->cx, 32); unsigned int fn = lower_bits(regs->ax, 32); @@ -515,7 +515,7 @@ struct cc_setup_data { * Search for a Confidential Computing blob passed in as a setup_data entry * via the Linux Boot Protocol. */ -static __head +static __init struct cc_blob_sev_info *find_cc_blob_setup_data(struct boot_params *bp) { struct cc_setup_data *sd = NULL; @@ -543,7 +543,7 @@ struct cc_blob_sev_info *find_cc_blob_setup_data(struct boot_params *bp) * mapping needs to be updated in sync with all the changes to virtual memory * layout and related mapping facilities throughout the boot process. */ -static void __head setup_cpuid_table(const struct cc_blob_sev_info *cc_info) +static void __init setup_cpuid_table(const struct cc_blob_sev_info *cc_info) { const struct snp_cpuid_table *cpuid_table_fw, *cpuid_table; int i; @@ -571,7 +571,7 @@ static void __head setup_cpuid_table(const struct cc_blob_sev_info *cc_info) } } -static int __head svsm_call_msr_protocol(struct svsm_call *call) +static int svsm_call_msr_protocol(struct svsm_call *call) { int ret; @@ -582,8 +582,8 @@ static int __head svsm_call_msr_protocol(struct svsm_call *call) return ret; } -static void __head svsm_pval_4k_page(unsigned long paddr, bool validate, - struct svsm_ca *caa, u64 caa_pa) +static void svsm_pval_4k_page(unsigned long paddr, bool validate, + struct svsm_ca *caa, u64 caa_pa) { struct svsm_pvalidate_call *pc; struct svsm_call call = {}; @@ -624,8 +624,8 @@ static void __head svsm_pval_4k_page(unsigned long paddr, bool validate, native_local_irq_restore(flags); } -static void __head pvalidate_4k_page(unsigned long vaddr, unsigned long paddr, - bool validate, struct svsm_ca *caa, u64 caa_pa) +static void pvalidate_4k_page(unsigned long vaddr, unsigned long paddr, + bool validate, struct svsm_ca *caa, u64 caa_pa) { int ret; @@ -645,8 +645,8 @@ static void __head pvalidate_4k_page(unsigned long vaddr, unsigned long paddr, sev_evict_cache((void *)vaddr, 1); } -static void __head __page_state_change(unsigned long vaddr, unsigned long paddr, - const struct psc_desc *desc) +static void __page_state_change(unsigned long vaddr, unsigned long paddr, + const struct psc_desc *desc) { u64 val, msr; @@ -684,7 +684,7 @@ static void __head __page_state_change(unsigned long vaddr, unsigned long paddr, * Maintain the GPA of the SVSM Calling Area (CA) in order to utilize the SVSM * services needed when not running in VMPL0. */ -static bool __head svsm_setup_ca(const struct cc_blob_sev_info *cc_info, +static bool __init svsm_setup_ca(const struct cc_blob_sev_info *cc_info, void *page) { struct snp_secrets_page *secrets_page; |