Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH MANUALSEL 5.18 3/3] KVM: x86/svm: add __GFP_ACCOUNT to __sev_dbg_{en,de}crypt_user() | Date | Tue, 28 Jun 2022 14:02:17 -0400 |
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From: Mingwei Zhang <mizhang@google.com>
[ Upstream commit ebdec859faa8cfbfef9f6c1f83d79dd6c8f4ab8c ]
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 <mizhang@google.com> Message-Id: <20220623171858.2083637-1-mizhang@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/x86/kvm/svm/sev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index 4b7d490c0b63..f20f8295fa09 100644 --- 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; -- 2.35.1
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