[Xen-changelog] [xen-unstable] libxc: Add xc_domain_setdebugging in xenctrl API

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Alex Williamson <alex.williamson@xxxxxx>
# Date 1182896308 21600
# Node ID 2a7339251e4db9fda18c249651d958d651906a69
# Parent  8a6a6d4afcb31c24ee87a5d30bebec41e8d38126
libxc: Add xc_domain_setdebugging in xenctrl API

Use it in xc_ptrace.c

Signed-off-by: Tristan Gingold <tgingold@xxxxxxx>
Acked-by: Keir Fraser <keir@xxxxxxxxxxxxx>
---
 tools/libxc/xc_domain.c |   12 ++++++++++++
 tools/libxc/xc_ptrace.c |   10 ++--------
 tools/libxc/xenctrl.h   |   12 ++++++++++++
 3 files changed, 26 insertions(+), 8 deletions(-)

diff -r 8a6a6d4afcb3 -r 2a7339251e4d tools/libxc/xc_domain.c
--- a/tools/libxc/xc_domain.c   Fri Jun 22 11:48:49 2007 -0600
+++ b/tools/libxc/xc_domain.c   Tue Jun 26 16:18:28 2007 -0600
@@ -696,6 +696,18 @@ int xc_get_hvm_param(int handle, domid_t
     return rc;
 }
 
+int xc_domain_setdebugging(int xc_handle,
+                           uint32_t domid,
+                           unsigned int enable)
+{
+    DECLARE_DOMCTL;
+
+    domctl.cmd = XEN_DOMCTL_setdebugging;
+    domctl.domain = domid;
+    domctl.u.setdebugging.enable = enable;
+    return do_domctl(xc_handle, &domctl);
+}
+
 /*
  * Local variables:
  * mode: C
diff -r 8a6a6d4afcb3 -r 2a7339251e4d tools/libxc/xc_ptrace.c
--- a/tools/libxc/xc_ptrace.c   Fri Jun 22 11:48:49 2007 -0600
+++ b/tools/libxc/xc_ptrace.c   Tue Jun 26 16:18:28 2007 -0600
@@ -566,10 +566,7 @@ xc_ptrace(
         }
         if ( request == PTRACE_DETACH )
         {
-            domctl.cmd = XEN_DOMCTL_setdebugging;
-            domctl.domain = current_domid;
-            domctl.u.setdebugging.enable = 0;
-            if ((retval = do_domctl(xc_handle, &domctl)))
+            if ((retval = xc_domain_setdebugging(xc_handle, current_domid, 0)))
                 goto out_error_domctl;
         }
         regs_valid = 0;
@@ -593,10 +590,7 @@ xc_ptrace(
         else if ((retval = xc_domain_pause(xc_handle, current_domid)))
             goto out_error_domctl;
         current_is_hvm = !!(domctl.u.getdomaininfo.flags&XEN_DOMINF_hvm_guest);
-        domctl.cmd = XEN_DOMCTL_setdebugging;
-        domctl.domain = current_domid;
-        domctl.u.setdebugging.enable = 1;
-        if ((retval = do_domctl(xc_handle, &domctl)))
+        if ((retval = xc_domain_setdebugging(xc_handle, current_domid, 1)))
             goto out_error_domctl;
 
         if (get_online_cpumap(xc_handle, &domctl.u.getdomaininfo, &cpumap))
diff -r 8a6a6d4afcb3 -r 2a7339251e4d tools/libxc/xenctrl.h
--- a/tools/libxc/xenctrl.h     Fri Jun 22 11:48:49 2007 -0600
+++ b/tools/libxc/xenctrl.h     Tue Jun 26 16:18:28 2007 -0600
@@ -433,6 +433,18 @@ int xc_domain_send_trigger(int xc_handle
                            uint32_t trigger,
                            uint32_t vcpu);
 
+/**
+ * This function enables or disable debugging of a domain.
+ *
+ * @parm xc_handle a handle to an open hypervisor interface
+ * @parm domid the domain id to send trigger
+ * @parm enable true to enable debugging
+ * return 0 on success, -1 on failure
+ */
+int xc_domain_setdebugging(int xc_handle,
+                           uint32_t domid,
+                           unsigned int enable);
+
 /*
  * EVENT CHANNEL FUNCTIONS
  */

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