From: Kyle Hale <kh@u.northwestern.edu>
Date: Tue, 21 Jun 2011 02:13:44 +0000 (-0500)
Subject: isolated syscall config options to extensions
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=commitdiff_plain;h=4e8393bbded9e1ee77c2280b3ece64a6757c54ee;p=palacios.git

isolated syscall config options to extensions
---

diff --git a/palacios/src/extensions/Kconfig b/palacios/src/extensions/Kconfig
index 9e3a905..fcdf0a3 100644
--- a/palacios/src/extensions/Kconfig
+++ b/palacios/src/extensions/Kconfig
@@ -44,7 +44,7 @@ config EXT_INSPECTOR
 	help
 	  Provides the inspection extension
 
-config SW_INTERRUPTS
+config EXT_SW_INTERRUPTS
     bool "Enable interception and hooking of software interrupts"
     default n
     help
@@ -52,40 +52,45 @@ config SW_INTERRUPTS
       of software interrupts (i.e. the INTn instruction) and enable
       any INT vector to be hooked
 
-config SWINTR_PASSTHROUGH
+config EXT_SWINTR_PASSTHROUGH
     bool "Hook all unhandled sofware interrupts for passthrough"
-    depends on SW_INTERRUPTS
+    depends on EXT_SW_INTERRUPTS
     default n
     help
       If enabled, this will cause all software interrupts 
       (INT instruction vectors) to be hooked for passthrough.
       May reduce performance but useful for debugging.
 
-config SYSCALL_HIJACK
+config EXT_SYSCALL_HIJACK
     bool "Enable System Call Hijacking"
-    depends on SW_INTERRUPTS
+    depends on EXT_SW_INTERRUPTS
     default n
     help
       Enable the VMM to hijack system calls executed by the guest.
       If enabled, the VMM will hook execution of INT 80
-      (support for Fast-System Calls coming soon)
 
-config SYSCALL_PASSTHROUGH
+config DEBUG_EXT_SYSCALL_HIJACK
+    bool "Enable Syscall Hijack Debug in Palacios"
+    default n
+    help 
+      Enable Debugging printouts for syscall hijacking code
+      in Palacios
+
+config EXT_SYSCALL_PASSTHROUGH
     bool "Hook all unhandled system calls for passthrough"
-    depends on SYSCALL_HIJACK
+    depends on EXT_SYSCALL_HIJACK
     default n
     help
       If enabled, this option will cause all system calls
       that are not explicitly hooked to be hooked for 
       passthrough. This is useful for debugging.
 
-config HIJACK_SYSCALL_MSR
+config EXT_HIJACK_SYSCALL_MSR
     bool "Intercept Syscall-related MSR reads & writes"
-    depends on SYSCALL_HIJACK 
     default n
     help
       Allow the VMM to intercept reads and writes to MSRs
       related to SYSCALL and SYSENTER instructions. Specifically,
-      it will intercept R/W to STAR, CSTAR, and LSTAR.
+      it will intercept R/W to STAR, CSTAR, and LSTAR, and SYSENTER_EIP.
 
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