Displaying 2 results from an estimated 2 matches for "hvm_emulate_cmpxchg8b".
2008 Apr 21
1
[PATCH] x86-64: emulation support for cmpxchg16b
...5.orig/xen/arch/x86/mm/shadow/common.c 2008-04-11 14:48:16.000000000 +0200
+++ 2008-04-15/xen/arch/x86/mm/shadow/common.c 2008-04-15 08:48:15.000000000 +0200
@@ -262,6 +262,7 @@ hvm_emulate_cmpxchg(enum x86_segment seg
v, addr, old, new, bytes, sh_ctxt);
}
+#ifdef __i386__
static int
hvm_emulate_cmpxchg8b(enum x86_segment seg,
unsigned long offset,
@@ -288,13 +289,16 @@ hvm_emulate_cmpxchg8b(enum x86_segment s
return v->arch.paging.mode->shadow.x86_emulate_cmpxchg8b(
v, addr, old_lo, old_hi, new_lo, new_hi, sh_ctxt);
}
+#else
+#define hvm_emulate_cmpxchg8b...
2008 Jun 06
4
Query regarding x86_emulate_memop() function
Hi there,
I have a question regarding the functionality of x86_emulate_memop (Xen 3.1) or x86_emulate (Xen 3.2) function. This function gets called from sh_page_fault() function which is invoked when Xen receives a page fault.
Since I am not clear completely about the emulation operation performed by Xen, I have following questions with a below mentioned scenario?
1) Suppose I have a memory