From mboxrd@z Thu Jan  1 00:00:00 1970
From: Olaf Hering <olaf@aepfle.de>
Subject: [PATCH 03 of 22] xenpaging: add xs_handle to struct
	xenpaging
Date: Fri, 10 Jun 2011 11:12:52 +0200
Message-ID: <2d2fe3e2bd73d0c257bb.1307697172@probook.site>
References: <patchbomb.1307697169@probook.site>
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# HG changeset patch
# User Olaf Hering <olaf@aepfle.de>
# Date 1307695625 -7200
# Node ID 2d2fe3e2bd73d0c257bb852ecb00052d0dcef301
# Parent  9476d85932e5eb8f1e7ce0a6814b6c0634341e61
xenpaging: add xs_handle to struct xenpaging

A xs_handle is currently used in the xc_mem_paging_flush_ioemu_cache()
function and will be used by a subsequent patch.
Add it to struct xenpaging.

Signed-off-by: Olaf Hering <olaf@aepfle.de>

diff -r 9476d85932e5 -r 2d2fe3e2bd73 tools/xenpaging/xenpaging.c
--- a/tools/xenpaging/xenpaging.c	Fri Jun 10 10:47:03 2011 +0200
+++ b/tools/xenpaging/xenpaging.c	Fri Jun 10 10:47:05 2011 +0200
@@ -28,6 +28,7 @@
 #include <signal.h>
 #include <unistd.h>
 #include <xc_private.h>
+#include <xs.h>
 
 #include <xen/mem_event.h>
 
@@ -92,6 +93,14 @@ static xenpaging_t *xenpaging_init(domid
     paging = malloc(sizeof(xenpaging_t));
     memset(paging, 0, sizeof(xenpaging_t));
 
+    /* Open connection to xenstore */
+    paging->xs_handle = xs_daemon_open();
+    if ( paging->xs_handle == NULL )
+    {
+        ERROR("Error initialising xenstore connection");
+        goto err;
+    }
+
     p = getenv("XENPAGING_POLICY_MRU_SIZE");
     if ( p && *p )
     {
@@ -221,6 +230,8 @@ static xenpaging_t *xenpaging_init(domid
  err:
     if ( paging )
     {
+        if ( paging->xs_handle )
+            xs_daemon_close(paging->xs_handle);
         xc_interface_close(xch);
         if ( paging->mem_event.shared_page )
         {
@@ -277,6 +288,9 @@ static int xenpaging_teardown(xenpaging_
     }
     paging->mem_event.xce_handle = NULL;
     
+    /* Close connection to xenstore */
+    xs_daemon_close(paging->xs_handle);
+
     /* Close connection to Xen */
     rc = xc_interface_close(xch);
     if ( rc != 0 )
diff -r 9476d85932e5 -r 2d2fe3e2bd73 tools/xenpaging/xenpaging.h
--- a/tools/xenpaging/xenpaging.h	Fri Jun 10 10:47:03 2011 +0200
+++ b/tools/xenpaging/xenpaging.h	Fri Jun 10 10:47:05 2011 +0200
@@ -36,6 +36,7 @@
 
 typedef struct xenpaging {
     xc_interface *xc_handle;
+    struct xs_handle *xs_handle;
 
     xc_platform_info_t *platform_info;
     xc_domaininfo_t    *domain_info;