tools: remove tmem code and commands

Remove all tmem related code in libxc.

Leave some stubs in libxl in case anyone has linked to those functions
before the removal.

Remove all tmem related commands in xl, all tmem related code in other
utilities we ship.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>

tools/python/xen/lowlevel/xc/xc.c

@@ -17,7 +17,6 @@
 #include <arpa/inet.h>
 
 #include <xen/elfnote.h>
-#include <xen/tmem.h>
 #include "xc_dom.h"
 #include <xen/hvm/hvm_info_table.h>
 #include <xen/hvm/params.h>
@@ -1614,71 +1613,6 @@ static PyObject *dom_op(XcObject *self, PyObject *args,
     return zero;
 }
 
-static PyObject *pyxc_tmem_control(XcObject *self,
-                                   PyObject *args,
-                                   PyObject *kwds)
-{
-    int32_t pool_id;
-    uint32_t subop;
-    uint32_t cli_id;
-    uint32_t len;
-    uint32_t arg;
-    char *buf;
-    char _buffer[32768], *buffer = _buffer;
-    int rc;
-
-    static char *kwd_list[] = { "pool_id", "subop", "cli_id", "arg1", "arg2", "buf", NULL };
-
-    if ( !PyArg_ParseTupleAndKeywords(args, kwds, "iiiiis", kwd_list,
-                        &pool_id, &subop, &cli_id, &len, &arg, &buf) )
-        return NULL;
-
-    if ( (subop == XEN_SYSCTL_TMEM_OP_LIST) && (len > 32768) )
-        len = 32768;
-
-    if ( (rc = xc_tmem_control(self->xc_handle, pool_id, subop, cli_id, len, arg, buffer)) < 0 )
-        return Py_BuildValue("i", rc);
-
-    switch (subop) {
-        case XEN_SYSCTL_TMEM_OP_LIST:
-            return Py_BuildValue("s", buffer);
-        case XEN_SYSCTL_TMEM_OP_FLUSH:
-            return Py_BuildValue("i", rc);
-        case XEN_SYSCTL_TMEM_OP_QUERY_FREEABLE_MB:
-            return Py_BuildValue("i", rc);
-        case XEN_SYSCTL_TMEM_OP_THAW:
-        case XEN_SYSCTL_TMEM_OP_FREEZE:
-        case XEN_SYSCTL_TMEM_OP_DESTROY:
-        default:
-            break;
-    }
-
-    Py_INCREF(zero);
-    return zero;
-}
-
-static PyObject *pyxc_tmem_shared_auth(XcObject *self,
-                                   PyObject *args,
-                                   PyObject *kwds)
-{
-    uint32_t cli_id;
-    uint32_t arg1;
-    char *uuid_str;
-    int rc;
-
-    static char *kwd_list[] = { "cli_id", "uuid_str", "arg1", NULL };
-
-    if ( !PyArg_ParseTupleAndKeywords(args, kwds, "isi", kwd_list,
-                                   &cli_id, &uuid_str, &arg1) )
-        return NULL;
-
-    if ( (rc = xc_tmem_auth(self->xc_handle, cli_id, uuid_str, arg1)) < 0 )
-        return Py_BuildValue("i", rc);
-
-    Py_INCREF(zero);
-    return zero;
-}
-
 static PyObject *pyxc_dom_set_memshr(XcObject *self, PyObject *args)
 {
     uint32_t dom;
@@ -2497,27 +2431,6 @@ static PyMethodDef pyxc_methods[] = {
       " dom [int]: Identifier of domain.\n" },
 #endif
 
-    { "tmem_control",
-      (PyCFunction)pyxc_tmem_control,
-      METH_VARARGS | METH_KEYWORDS, "\n"
-      "Do various control on a tmem pool.\n"
-      " pool_id [int]: Identifier of the tmem pool (-1 == all).\n"
-      " subop [int]: Supplementary Operation.\n"
-      " cli_id [int]: Client identifier (-1 == all).\n"
-      " len [int]: Length of 'buf'.\n"
-      " arg [int]: Argument.\n"
-      " buf [str]: Buffer.\n\n"
-      "Returns: [int] 0 or [str] tmem info on success; exception on error.\n" },
-
-    { "tmem_shared_auth",
-      (PyCFunction)pyxc_tmem_shared_auth,
-      METH_VARARGS | METH_KEYWORDS, "\n"
-      "De/authenticate a shared tmem pool.\n"
-      " cli_id [int]: Client identifier (-1 == all).\n"
-      " uuid_str [str]: uuid.\n"
-      " auth [int]: 0|1 .\n"
-      "Returns: [int] 0 on success; exception on error.\n" },
-
     { "dom_set_memshr", 
       (PyCFunction)pyxc_dom_set_memshr,
       METH_VARARGS, "\n"