[Xen-changelog] [xen stable-4.10] tools/ocaml: Extend domain_create() to take arch_domainconfig

[patchbot@xxxxxxx]

commit 48811d481cedd5838a2d0ba8dfa149133888c84b
Author:     Jon Ludlam <jonathan.ludlam@xxxxxxxxxx>
AuthorDate: Thu Jan 11 17:47:59 2018 +0000
Commit:     Roger Pau Monne <roger.pau@xxxxxxxxxx>
CommitDate: Thu Jan 11 17:51:18 2018 +0000

    tools/ocaml: Extend domain_create() to take arch_domainconfig
    
    No longer passing NULL into xc_domain_create() allows for the creation
    of PVH guests.
    
    Signed-off-by: Jon Ludlam <jonathan.ludlam@xxxxxxxxxx>
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 tools/ocaml/libs/xc/xenctrl.ml      |  2 +-
 tools/ocaml/libs/xc/xenctrl.mli     |  2 +-
 tools/ocaml/libs/xc/xenctrl_stubs.c | 22 ++++++++++++++++++++--
 3 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/tools/ocaml/libs/xc/xenctrl.ml b/tools/ocaml/libs/xc/xenctrl.ml
index d549068d60..9116aa222c 100644
--- a/tools/ocaml/libs/xc/xenctrl.ml
+++ b/tools/ocaml/libs/xc/xenctrl.ml
@@ -143,7 +143,7 @@ let with_intf f =
        interface_close xc;
        r
 
-external _domain_create: handle -> int32 -> domain_create_flag list -> int 
array -> domid
+external _domain_create: handle -> int32 -> domain_create_flag list -> int 
array -> arch_domainconfig -> domid
        = "stub_xc_domain_create"
 
 let int_array_of_uuid_string s =
diff --git a/tools/ocaml/libs/xc/xenctrl.mli b/tools/ocaml/libs/xc/xenctrl.mli
index 08f1fd26ae..54c099c88f 100644
--- a/tools/ocaml/libs/xc/xenctrl.mli
+++ b/tools/ocaml/libs/xc/xenctrl.mli
@@ -102,7 +102,7 @@ external sizeof_xen_pfn : unit -> int = 
"stub_sizeof_xen_pfn"
 external interface_open : unit -> handle = "stub_xc_interface_open"
 external interface_close : handle -> unit = "stub_xc_interface_close"
 val with_intf : (handle -> 'a) -> 'a
-val domain_create : handle -> int32 -> domain_create_flag list -> string -> 
domid
+val domain_create : handle -> int32 -> domain_create_flag list -> string -> 
arch_domainconfig -> domid
 val domain_sethandle : handle -> domid -> string -> unit
 external domain_max_vcpus : handle -> domid -> int -> unit
   = "stub_xc_domain_max_vcpus"
diff --git a/tools/ocaml/libs/xc/xenctrl_stubs.c 
b/tools/ocaml/libs/xc/xenctrl_stubs.c
index 124aa34fe8..0b5a2361c0 100644
--- a/tools/ocaml/libs/xc/xenctrl_stubs.c
+++ b/tools/ocaml/libs/xc/xenctrl_stubs.c
@@ -144,7 +144,8 @@ static int domain_create_flag_table[] = {
 };
 
 CAMLprim value stub_xc_domain_create(value xch, value ssidref,
-                                     value flags, value handle)
+                                     value flags, value handle,
+                                     value domconfig)
 {
        CAMLparam4(xch, ssidref, flags, handle);
 
@@ -155,6 +156,7 @@ CAMLprim value stub_xc_domain_create(value xch, value 
ssidref,
        uint32_t c_ssidref = Int32_val(ssidref);
        unsigned int c_flags = 0;
        value l;
+       xc_domain_configuration_t config = {};
 
         if (Wosize_val(handle) != 16)
                caml_invalid_argument("Handle not a 16-integer array");
@@ -168,8 +170,24 @@ CAMLprim value stub_xc_domain_create(value xch, value 
ssidref,
                c_flags |= domain_create_flag_table[v];
        }
 
+       switch(Tag_val(domconfig)) {
+       case 0: /* ARM - nothing to do */
+               caml_failwith("Unhandled: ARM");
+               break;
+
+       case 1: /* X86 - emulation flags in the block */
+               for (l = Field(Field(domconfig, 0), 0);
+                    l != Val_none;
+                    l = Field(l, 1))
+                       config.emulation_flags |= 1u << Int_val(Field(l, 0));
+               break;
+
+       default:
+               caml_failwith("Unhandled domconfig type");
+       }
+
        caml_enter_blocking_section();
-       result = xc_domain_create(_H(xch), c_ssidref, h, c_flags, &domid, NULL);
+       result = xc_domain_create(_H(xch), c_ssidref, h, c_flags, &domid, 
&config);
        caml_leave_blocking_section();
 
        if (result < 0)
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.10

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