Further use the generic framework from xen/linkage.h. While there drop
excess alignment and move to .bss.
Requested-by: Andrew Cooper <andrew.coop...@citrix.com>
Signed-off-by: Jan Beulich <jbeul...@suse.com>
---
Of course alongside ASM_INT() we could introduce ASM_QUAD() and
ASM_QUAD_LOCAL() (only the latter needed right here) to aid readability.
Thoughts?
--- a/xen/arch/x86/acpi/wakeup_prot.S
+++ b/xen/arch/x86/acpi/wakeup_prot.S
@@ -1,3 +1,5 @@
+#define DATA_FILL 0 /* For the .bss contributions at the bottom. */
+
#include <asm/asm_defns.h>
#include <asm/msr-index.h>
#include <asm/page.h>
@@ -134,13 +136,20 @@ LABEL(s3_resume)
ret
END(do_suspend_lowlevel)
-.data
- .align 16
+ .bss
-saved_rsp: .quad 0
-saved_cr0: .quad 0
+DATA_LOCAL(saved_rsp, 8)
+ .quad 0
+END(saved_rsp)
+DATA_LOCAL(saved_cr0, 8)
+ .quad 0
+END(saved_cr0)
#ifdef CONFIG_XEN_SHSTK
-saved_ssp: .quad 0
+DATA_LOCAL(saved_ssp, 8)
+ .quad 0
+END(saved_ssp)
#endif
+ .data
+
ASM_INT(saved_magic, 0x9abcdef0)
