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| author | Tycho Andersen (AMD) <tycho@kernel.org> | 2026-03-24 10:12:59 -0600 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2026-03-29 19:59:58 +0200 |
| commit | 7b2bc5f0ab983a7aad7fa5180cede4b3e91fc164 (patch) | |
| tree | 5ad47c8bcb8cb05498553ccd8511fa8d2cb01f0b /drivers/crypto | |
| parent | 299933b118d1bcf8b93d58076aed34582718b0dd (diff) | |
| download | linux-next-7b2bc5f0ab983a7aad7fa5180cede4b3e91fc164.tar.gz linux-next-7b2bc5f0ab983a7aad7fa5180cede4b3e91fc164.zip | |
x86/sev, crypto/ccp: Move HSAVE_PA setup to arch/x86/
Now that there is snp_prepare() that indicates when the CCP driver wants to
prepare the architecture for SNP_INIT(_EX), move this architecture-specific
bit of code to a more sensible place.
Signed-off-by: Tycho Andersen (AMD) <tycho@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com>
Link: https://patch.msgid.link/20260324161301.1353976-6-tycho@kernel.org
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/ccp/sev-dev.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c index 024eab243145..0d0c09a3a0af 100644 --- a/drivers/crypto/ccp/sev-dev.c +++ b/drivers/crypto/ccp/sev-dev.c @@ -1076,11 +1076,6 @@ static inline int __sev_do_init_locked(int *psp_ret) return __sev_init_locked(psp_ret); } -static void snp_set_hsave_pa(void *arg) -{ - wrmsrq(MSR_VM_HSAVE_PA, 0); -} - /* Hypervisor Fixed pages API interface */ static void snp_hv_fixed_pages_state_update(struct sev_device *sev, enum snp_hv_fixed_pages_state page_state) @@ -1375,9 +1370,6 @@ static int __sev_snp_init_locked(int *error, unsigned int max_snp_asid) snp_prepare(); - /* SNP_INIT requires MSR_VM_HSAVE_PA to be cleared on all CPUs. */ - on_each_cpu(snp_set_hsave_pa, NULL, 1); - /* * Starting in SNP firmware v1.52, the SNP_INIT_EX command takes a list * of system physical address ranges to convert into HV-fixed page |