[PATCH v4 04/11] KVM: arm64: nVHE: Use NULL to reset the trace buffer backing pointer

Fuad Tabba fuad.tabba at linux.dev
Tue Sep 1 07:03:19 PDT 2026


bpages_backing_start is a pointer; resetting it to plain 0 triggers a
sparse warning.

No functional change intended.

Reviewed-by: Vincent Donnefort <vdonnefort at google.com>
Reviewed-by: Marc Zyngier <maz at kernel.org>
Signed-off-by: Fuad Tabba <fuad.tabba at linux.dev>
---
 arch/arm64/kvm/hyp/nvhe/trace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/kvm/hyp/nvhe/trace.c b/arch/arm64/kvm/hyp/nvhe/trace.c
index 65be6c9fb379d..5437ebb6dbd67 100644
--- a/arch/arm64/kvm/hyp/nvhe/trace.c
+++ b/arch/arm64/kvm/hyp/nvhe/trace.c
@@ -93,7 +93,7 @@ static void hyp_trace_buffer_unload_bpage_backing(struct hyp_trace_buffer *trace
 
 	__release_host_mem(start, size);
 
-	trace_buffer->bpages_backing_start = 0;
+	trace_buffer->bpages_backing_start = NULL;
 	trace_buffer->bpages_backing_size = 0;
 }
 
-- 
2.39.5




More information about the linux-arm-kernel mailing list