Linux Virtualization - Apr 2007 - [RFC/PATCH PV_OPS X86_64 11/17] paravirt_ops - asm-offset updates

plain text document attachment (xx-paravirt-asm-offsets.patch)
Add offsets for use of paravirt-ops in assembly.

Signed-off-by: Steven Rostedt srostedt@redhat.com
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>


Index: work-nopv/arch/x86_64/kernel/asm-offsets.c
==================================================================---
work-nopv.orig/arch/x86_64/kernel/asm-offsets.c
+++ work-nopv/arch/x86_64/kernel/asm-offsets.c
@@ -15,6 +15,9 @@
 #include <asm/segment.h>
 #include <asm/thread_info.h>
 #include <asm/ia32.h>
+#ifdef CONFIG_PARAVIRT
+#include <asm/paravirt.h>
+#endif
 
 #define DEFINE(sym, val) \
         asm volatile("\n->" #sym " %0 " #val : :
"i" (val))
@@ -71,5 +74,17 @@ int main(void)
 	DEFINE(TSS_ist, offsetof(struct tss_struct, ist));
 	BLANK();
 	DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx));
+
+#ifdef CONFIG_PARAVIRT
+#define ENTRY(entry) DEFINE(PARAVIRT_ ## entry, offsetof(struct paravirt_ops,
entry))
+	BLANK();
+	ENTRY(paravirt_enabled);
+	ENTRY(irq_disable);
+	ENTRY(irq_enable);
+	ENTRY(sysret);
+	ENTRY(iret);
+	ENTRY(read_cr2);
+	ENTRY(swapgs);
+#endif
 	return 0;
 }

--