diff options
Diffstat (limited to 'arch/x86/boot/compressed/sev.c')
| -rw-r--r-- | arch/x86/boot/compressed/sev.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/arch/x86/boot/compressed/sev.c b/arch/x86/boot/compressed/sev.c index 6b62c75ea911..0e567410d24d 100644 --- a/arch/x86/boot/compressed/sev.c +++ b/arch/x86/boot/compressed/sev.c @@ -62,18 +62,30 @@ static bool sev_snp_enabled(void) void snp_set_page_private(unsigned long paddr) { + struct psc_desc d = { + SNP_PAGE_STATE_PRIVATE, + (struct svsm_ca *)boot_svsm_caa_pa, + boot_svsm_caa_pa + }; + if (!sev_snp_enabled()) return; - __page_state_change(paddr, paddr, SNP_PAGE_STATE_PRIVATE); + __page_state_change(paddr, paddr, &d); } void snp_set_page_shared(unsigned long paddr) { + struct psc_desc d = { + SNP_PAGE_STATE_SHARED, + (struct svsm_ca *)boot_svsm_caa_pa, + boot_svsm_caa_pa + }; + if (!sev_snp_enabled()) return; - __page_state_change(paddr, paddr, SNP_PAGE_STATE_SHARED); + __page_state_change(paddr, paddr, &d); } bool early_setup_ghcb(void) @@ -98,8 +110,14 @@ bool early_setup_ghcb(void) void snp_accept_memory(phys_addr_t start, phys_addr_t end) { + struct psc_desc d = { + SNP_PAGE_STATE_PRIVATE, + (struct svsm_ca *)boot_svsm_caa_pa, + boot_svsm_caa_pa + }; + for (phys_addr_t pa = start; pa < end; pa += PAGE_SIZE) - __page_state_change(pa, pa, SNP_PAGE_STATE_PRIVATE); + __page_state_change(pa, pa, &d); } void sev_es_shutdown_ghcb(void) |