KVM: x86/svm: add __GFP_ACCOUNT to __sev_dbg_{en,de}crypt_user()

Adding the accounting flag when allocating pages within the SEV function, since these memory pages should belong to individual VM. No functional change intended. Signed-off-by: Mingwei Zhang <[email protected]> Message-Id: <[email protected]> Signed-off-by: Paolo Bonzini <[email protected]>
ctrliq · Jun 24, 2022 · ebdec85 · ebdec85
1 parent 6945b21
commit ebdec85
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
@@ -844,7 +844,7 @@ static int __sev_dbg_encrypt_user(struct kvm *kvm, unsigned long paddr,
 
 	/* If source buffer is not aligned then use an intermediate buffer */
 	if (!IS_ALIGNED((unsigned long)vaddr, 16)) {
-		src_tpage = alloc_page(GFP_KERNEL);
+		src_tpage = alloc_page(GFP_KERNEL_ACCOUNT);
 		if (!src_tpage)
 			return -ENOMEM;
 
@@ -865,7 +865,7 @@ static int __sev_dbg_encrypt_user(struct kvm *kvm, unsigned long paddr,
 	if (!IS_ALIGNED((unsigned long)dst_vaddr, 16) || !IS_ALIGNED(size, 16)) {
 		int dst_offset;
 
-		dst_tpage = alloc_page(GFP_KERNEL);
+		dst_tpage = alloc_page(GFP_KERNEL_ACCOUNT);
 		if (!dst_tpage) {
 			ret = -ENOMEM;
 			goto e_free;