Commit 6db7016d authored by Rusty Russell's avatar Rusty Russell Committed by Linus Torvalds

lguest: the asm offsets

This is the structure offsets required by lg.ko's switcher.S.

Unfortunately we don't have infrastructure for private asm-offsets
creation.
Signed-off-by: default avatarRusty Russell <rusty@rustcorp.com.au>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent d7e28ffe
...@@ -19,6 +19,11 @@ ...@@ -19,6 +19,11 @@
#include <xen/interface/xen.h> #include <xen/interface/xen.h>
#ifdef CONFIG_LGUEST_GUEST
#include <linux/lguest.h>
#include "../../../drivers/lguest/lg.h"
#endif
#define DEFINE(sym, val) \ #define DEFINE(sym, val) \
asm volatile("\n->" #sym " %0 " #val : : "i" (val)) asm volatile("\n->" #sym " %0 " #val : : "i" (val))
...@@ -124,4 +129,19 @@ void foo(void) ...@@ -124,4 +129,19 @@ void foo(void)
OFFSET(XEN_vcpu_info_mask, vcpu_info, evtchn_upcall_mask); OFFSET(XEN_vcpu_info_mask, vcpu_info, evtchn_upcall_mask);
OFFSET(XEN_vcpu_info_pending, vcpu_info, evtchn_upcall_pending); OFFSET(XEN_vcpu_info_pending, vcpu_info, evtchn_upcall_pending);
#endif #endif
#ifdef CONFIG_LGUEST_GUEST
BLANK();
OFFSET(LGUEST_DATA_irq_enabled, lguest_data, irq_enabled);
OFFSET(LGUEST_PAGES_host_gdt_desc, lguest_pages, state.host_gdt_desc);
OFFSET(LGUEST_PAGES_host_idt_desc, lguest_pages, state.host_idt_desc);
OFFSET(LGUEST_PAGES_host_cr3, lguest_pages, state.host_cr3);
OFFSET(LGUEST_PAGES_host_sp, lguest_pages, state.host_sp);
OFFSET(LGUEST_PAGES_guest_gdt_desc, lguest_pages,state.guest_gdt_desc);
OFFSET(LGUEST_PAGES_guest_idt_desc, lguest_pages,state.guest_idt_desc);
OFFSET(LGUEST_PAGES_guest_gdt, lguest_pages, state.guest_gdt);
OFFSET(LGUEST_PAGES_regs_trapnum, lguest_pages, regs.trapnum);
OFFSET(LGUEST_PAGES_regs_errcode, lguest_pages, regs.errcode);
OFFSET(LGUEST_PAGES_regs, lguest_pages, regs);
#endif
} }
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