From ecf798189133b84ab90d6d96a1eb37f5c9ca444e Mon Sep 17 00:00:00 2001
From: Emil Condrea <emilcondrea@gmail.com>
Date: Tue, 25 Oct 2016 08:50:13 +0300
Subject: [PATCH] xen: Move xenstore cleanup and mkdir functions

The name of the functions moved to xen_pvdev.c:
 * xenstore_cleanup_dir
 * xen_config_cleanup
 * xenstore_mkdir

Signed-off-by: Emil Condrea <emilcondrea@gmail.com>
Signed-off-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Quan Xu <xuquan8@huawei.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
---
 hw/xen/xen_backend.c | 49 -------------------------------------------------
 hw/xen/xen_pvdev.c   | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 51 insertions(+), 49 deletions(-)

diff --git a/hw/xen/xen_backend.c b/hw/xen/xen_backend.c
index 2875e7c..216072d 100644
--- a/hw/xen/xen_backend.c
+++ b/hw/xen/xen_backend.c
@@ -47,57 +47,8 @@ struct xs_handle *xenstore = NULL;
 const char *xen_protocol;
 
 /* private */
-struct xs_dirs {
-    char *xs_dir;
-    QTAILQ_ENTRY(xs_dirs) list;
-};
-static QTAILQ_HEAD(xs_dirs_head, xs_dirs) xs_cleanup =
-    QTAILQ_HEAD_INITIALIZER(xs_cleanup);
-
 static int debug;
 
-static void xenstore_cleanup_dir(char *dir)
-{
-    struct xs_dirs *d;
-
-    d = g_malloc(sizeof(*d));
-    d->xs_dir = dir;
-    QTAILQ_INSERT_TAIL(&xs_cleanup, d, list);
-}
-
-void xen_config_cleanup(void)
-{
-    struct xs_dirs *d;
-
-    QTAILQ_FOREACH(d, &xs_cleanup, list) {
-        xs_rm(xenstore, 0, d->xs_dir);
-    }
-}
-
-int xenstore_mkdir(char *path, int p)
-{
-    struct xs_permissions perms[2] = {
-        {
-            .id    = 0, /* set owner: dom0 */
-        }, {
-            .id    = xen_domid,
-            .perms = p,
-        }
-    };
-
-    if (!xs_mkdir(xenstore, 0, path)) {
-        xen_be_printf(NULL, 0, "xs_mkdir %s: failed\n", path);
-        return -1;
-    }
-    xenstore_cleanup_dir(g_strdup(path));
-
-    if (!xs_set_permissions(xenstore, 0, path, perms, 2)) {
-        xen_be_printf(NULL, 0, "xs_set_permissions %s: failed\n", path);
-        return -1;
-    }
-    return 0;
-}
-
 int xenstore_write_be_str(struct XenDevice *xendev, const char *node, const char *val)
 {
     return xenstore_write_str(xendev->be, node, val);
diff --git a/hw/xen/xen_pvdev.c b/hw/xen/xen_pvdev.c
index 96ed2a3..e432d30 100644
--- a/hw/xen/xen_pvdev.c
+++ b/hw/xen/xen_pvdev.c
@@ -24,11 +24,62 @@
 
 /* private */
 static int debug;
+
+struct xs_dirs {
+    char *xs_dir;
+    QTAILQ_ENTRY(xs_dirs) list;
+};
+
+static QTAILQ_HEAD(xs_dirs_head, xs_dirs) xs_cleanup =
+    QTAILQ_HEAD_INITIALIZER(xs_cleanup);
+
 static QTAILQ_HEAD(XenDeviceHead, XenDevice) xendevs =
     QTAILQ_HEAD_INITIALIZER(xendevs);
 
 /* ------------------------------------------------------------- */
 
+static void xenstore_cleanup_dir(char *dir)
+{
+    struct xs_dirs *d;
+
+    d = g_malloc(sizeof(*d));
+    d->xs_dir = dir;
+    QTAILQ_INSERT_TAIL(&xs_cleanup, d, list);
+}
+
+void xen_config_cleanup(void)
+{
+    struct xs_dirs *d;
+
+    QTAILQ_FOREACH(d, &xs_cleanup, list) {
+        xs_rm(xenstore, 0, d->xs_dir);
+    }
+}
+
+int xenstore_mkdir(char *path, int p)
+{
+    struct xs_permissions perms[2] = {
+        {
+            .id    = 0, /* set owner: dom0 */
+        }, {
+            .id    = xen_domid,
+            .perms = p,
+        }
+    };
+
+    if (!xs_mkdir(xenstore, 0, path)) {
+        xen_be_printf(NULL, 0, "xs_mkdir %s: failed\n", path);
+        return -1;
+    }
+    xenstore_cleanup_dir(g_strdup(path));
+
+    if (!xs_set_permissions(xenstore, 0, path, perms, 2)) {
+        xen_be_printf(NULL, 0, "xs_set_permissions %s: failed\n", path);
+        return -1;
+    }
+    return 0;
+}
+
 int xenstore_write_str(const char *base, const char *node, const char *val)
 {
     char abspath[XEN_BUFSIZE];
-- 
2.7.4