[RFT PATCH v2 04/23] x86/sev: Make sev_snp_enabled() a static function

Ard Biesheuvel
2025-05-04T09:53:14Z

From: Ard Biesheuvel <ardb@kernel.org>

sev_snp_enabled() is no longer used outside of the source file that
defines it, so make it static and drop the extern declarations.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
---
arch/x86/boot/compressed/sev.c | 2 +-
arch/x86/boot/compressed/sev.h | 2 --
2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/x86/boot/compressed/sev.c b/arch/x86/boot/compressed/sev.c
index 478c65149cf0..bc52c0aa96d4 100644
--- a/arch/x86/boot/compressed/sev.c
+++ b/arch/x86/boot/compressed/sev.c
@@ -164,7 +164,7 @@ int svsm_perform_call_protocol(struct svsm_call *call)
return ret;
}

-bool sev_snp_enabled(void)
+static bool sev_snp_enabled(void)
{
return sev_status & MSR_AMD64_SEV_SNP_ENABLED;
}
diff --git a/arch/x86/boot/compressed/sev.h b/arch/x86/boot/compressed/sev.h
index 4e463f33186d..9d21af3a220d 100644
--- a/arch/x86/boot/compressed/sev.h
+++ b/arch/x86/boot/compressed/sev.h
@@ -10,13 +10,11 @@

#ifdef CONFIG_AMD_MEM_ENCRYPT

-bool sev_snp_enabled(void);
void snp_accept_memory(phys_addr_t start, phys_addr_t end);
u64 sev_get_status(void);

#else

-static inline bool sev_snp_enabled(void) { return false; }
static inline void snp_accept_memory(phys_addr_t start, phys_addr_t end) { }
static inline u64 sev_get_status(void) { return 0; }

--
2.49.0.906.g1f30a19c02-goog