* [PATCH] x86/sev: Use __pa() in __sme_early_map_unmap_mem()
@ 2026-06-17 15:03 Thorsten Blum
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From: Thorsten Blum @ 2026-06-17 15:03 UTC (permalink / raw)
To: Dave Hansen, Andy Lutomirski, Peter Zijlstra, Thomas Gleixner,
Ingo Molnar, Borislav Petkov, x86, H. Peter Anvin
Cc: Thorsten Blum, linux-kernel
Replace the open-coded virtual to physical address conversion with the
__pa() helper.
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
arch/x86/mm/mem_encrypt_amd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/mm/mem_encrypt_amd.c b/arch/x86/mm/mem_encrypt_amd.c
index 2f8c32173972..8bd68bafc8cc 100644
--- a/arch/x86/mm/mem_encrypt_amd.c
+++ b/arch/x86/mm/mem_encrypt_amd.c
@@ -156,7 +156,7 @@ void __init sme_early_decrypt(resource_size_t paddr, unsigned long size)
static void __init __sme_early_map_unmap_mem(void *vaddr, unsigned long size,
bool map)
{
- unsigned long paddr = (unsigned long)vaddr - __PAGE_OFFSET;
+ unsigned long paddr = __pa(vaddr);
pmdval_t pmd_flags, pmd;
/* Use early_pmd_flags but remove the encryption mask */
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2026-06-17 15:03 [PATCH] x86/sev: Use __pa() in __sme_early_map_unmap_mem() Thorsten Blum
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