KVM: x86: add read_phys to x86_emulate_ops

[linux-2.6-block.git] / arch / x86 / include / asm / kvm_emulate.h

diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index e16466ec473cbffe77f0d1d49ae50f509506938e..e9cd7befcb76af6e4052c193b879b5f869420754 100644 (file)
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -111,6 +111,16 @@ struct x86_emulate_ops {
                        unsigned int bytes,
                        struct x86_exception *fault);
 
+       /*
+        * read_phys: Read bytes of standard (non-emulated/special) memory.
+        *            Used for descriptor reading.
+        *  @addr:  [IN ] Physical address from which to read.
+        *  @val:   [OUT] Value read from memory.
+        *  @bytes: [IN ] Number of bytes to read from memory.
+        */
+       int (*read_phys)(struct x86_emulate_ctxt *ctxt, unsigned long addr,
+                       void *val, unsigned int bytes);
+
        /*
         * write_std: Write bytes of standard (non-emulated/special) memory.
         *            Used for descriptor writing.