From: Zhao Liu <zhao1....@intel.com> Make sure MemTxAttrs is packed into 8 bytes and does not exceed 8 bytes.
Suggested-by: Philippe Mathieu-Daudà <phi...@linaro.org> Signed-off-by: Zhao Liu <zhao1....@intel.com> Link: https://lore.kernel.org/r/20250121151322.171832-3-zhao1....@intel.com Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> --- include/exec/memattrs.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/exec/memattrs.h b/include/exec/memattrs.h index 4fde4eee843..060b7e71314 100644 --- a/include/exec/memattrs.h +++ b/include/exec/memattrs.h @@ -64,6 +64,8 @@ typedef struct MemTxAttrs { uint16_t _reserved2; } MemTxAttrs; +QEMU_BUILD_BUG_ON(sizeof(MemTxAttrs) > 8); + /* Bus masters which don't specify any attributes will get this, * which has all attribute bits clear except the topmost one * (so that we can distinguish "all attributes deliberately clear" -- 2.48.1
