[PATCH] KVM: TDX: Remove redundant __GFP_ZERO

From: Qianfeng Rong
Date: Fri Aug 08 2025 - 03:46:08 EST


Remove the redundant __GFP_ZERO flag from kcalloc() since kcalloc()
inherently zeroes memory.

Signed-off-by: Qianfeng Rong <rongqianfeng@xxxxxxxx>
---
arch/x86/kvm/vmx/tdx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/vmx/tdx.c b/arch/x86/kvm/vmx/tdx.c
index 573d6f7d1694..c44c8f0a4190 100644
--- a/arch/x86/kvm/vmx/tdx.c
+++ b/arch/x86/kvm/vmx/tdx.c
@@ -2483,7 +2483,7 @@ static int __tdx_td_init(struct kvm *kvm, struct td_params *td_params,
/* TDVPS = TDVPR(4K page) + TDCX(multiple 4K pages), -1 for TDVPR. */
kvm_tdx->td.tdcx_nr_pages = tdx_sysinfo->td_ctrl.tdvps_base_size / PAGE_SIZE - 1;
tdcs_pages = kcalloc(kvm_tdx->td.tdcs_nr_pages, sizeof(*kvm_tdx->td.tdcs_pages),
- GFP_KERNEL | __GFP_ZERO);
+ GFP_KERNEL);
if (!tdcs_pages)
goto free_tdr;

--
2.34.1