msi: Add kabi_reserve in msi.h

hulk inclusion
bugzilla: https://gitee.com/openeuler/kernel/issues/I4MZU1
CVE: NA

---------------------------

Add KABI_RESERVE in msi.h
Signed-off-by: NLin Ruizhe <linruizhe@huawei.com>
Reviewed-by: NLiao Chang <liaochang1@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

include/linux/msi.h

@@ -4,6 +4,7 @@
 
 #include <linux/kobject.h>
 #include <linux/list.h>
+#include <linux/kabi.h>
 
 struct msi_msg {
 	u32	address_lo;	/* low 32 bits of msi message address */
@@ -128,6 +129,8 @@ struct msi_desc {
 		struct fsl_mc_msi_desc fsl_mc;
 		struct ti_sci_inta_msi_desc inta;
 	};
+	KABI_RESERVE(1)
+	KABI_RESERVE(2)
 };
 
 /* Helpers to hide struct msi_desc implementation details */