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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v5 08/12] libxl: change vfb to use generec add function
From: Oleksandr Grytsov <oleksandr_grytsov@xxxxxxxx>
Signed-off-by: Oleksandr Grytsov <oleksandr_grytsov@xxxxxxxx>
Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
tools/libxl/libxl_console.c | 69 ++++++++++++--------------------------------
tools/libxl/libxl_create.c | 3 +-
tools/libxl/libxl_dm.c | 6 ++--
tools/libxl/libxl_internal.h | 6 +---
4 files changed, 25 insertions(+), 59 deletions(-)
diff --git a/tools/libxl/libxl_console.c b/tools/libxl/libxl_console.c
index e4a0daf..6dcad8a 100644
--- a/tools/libxl/libxl_console.c
+++ b/tools/libxl/libxl_console.c
@@ -605,7 +605,8 @@ static int libxl__device_from_vkb(libxl__gc *gc, uint32_t
domid,
static LIBXL_DEFINE_UPDATE_DEVID(vkb, "vkb")
-int libxl__device_vfb_setdefault(libxl__gc *gc, libxl_device_vfb *vfb)
+static int libxl__device_vfb_setdefault(libxl__gc *gc, uint32_t domid,
+ libxl_device_vfb *vfb, bool hotplug)
{
int rc;
@@ -641,47 +642,13 @@ static int libxl__device_from_vfb(libxl__gc *gc, uint32_t
domid,
return 0;
}
-int libxl_device_vfb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vfb *vfb,
- const libxl_asyncop_how *ao_how)
-{
- AO_CREATE(ctx, domid, ao_how);
- int rc;
-
- rc = libxl__device_vfb_add(gc, domid, vfb);
- if (rc) {
- LOGD(ERROR, domid, "Unable to add vfb device");
- goto out;
- }
-
-out:
- libxl__ao_complete(egc, ao, rc);
- return AO_INPROGRESS;
-}
-
static LIBXL_DEFINE_UPDATE_DEVID(vfb, "vfb")
-int libxl__device_vfb_add(libxl__gc *gc, uint32_t domid, libxl_device_vfb *vfb)
+static int libxl__set_xenstore_vfb(libxl__gc *gc, uint32_t domid,
+ libxl_device_vfb *vfb,
+ flexarray_t *back, flexarray_t *front,
+ flexarray_t *ro_front)
{
- flexarray_t *front;
- flexarray_t *back;
- libxl__device device;
- int rc;
-
- rc = libxl__device_vfb_setdefault(gc, vfb);
- if (rc) goto out;
-
- front = flexarray_make(gc, 16, 1);
- back = flexarray_make(gc, 16, 1);
-
- rc = libxl__device_vfb_update_devid(gc, domid, vfb);
- if (rc) goto out;
-
- rc = libxl__device_from_vfb(gc, domid, vfb, &device);
- if (rc != 0) goto out;
-
- flexarray_append_pair(back, "frontend-id", GCSPRINTF("%d", domid));
- flexarray_append_pair(back, "online", "1");
- flexarray_append_pair(back, "state", GCSPRINTF("%d",
XenbusStateInitialising));
flexarray_append_pair(back, "vnc",
libxl_defbool_val(vfb->vnc.enable) ? "1" : "0");
flexarray_append_pair(back, "vnclisten", vfb->vnc.listen);
@@ -701,17 +668,7 @@ int libxl__device_vfb_add(libxl__gc *gc, uint32_t domid,
libxl_device_vfb *vfb)
flexarray_append_pair(back, "display", vfb->sdl.display);
}
- flexarray_append_pair(front, "backend-id",
- GCSPRINTF("%d", vfb->backend_domid));
- flexarray_append_pair(front, "state", GCSPRINTF("%d",
XenbusStateInitialising));
-
- libxl__device_generic_add(gc, XBT_NULL, &device,
- libxl__xs_kvs_of_flexarray(gc, back),
- libxl__xs_kvs_of_flexarray(gc, front),
- NULL);
- rc = 0;
-out:
- return rc;
+ return 0;
}
/* The following functions are defined:
@@ -737,9 +694,21 @@ DEFINE_DEVICE_TYPE_STRUCT(vkb,
.skip_attach = 1
);
+#define libxl__add_vfbs NULL
+#define libxl_device_vfb_list NULL
+#define libxl_device_vfb_compare NULL
+
/* vfb */
LIBXL_DEFINE_DEVICE_REMOVE(vfb)
+DEFINE_DEVICE_TYPE_STRUCT(vfb,
+ .skip_attach = 1,
+ .set_xenstore_config = (int (*)(libxl__gc *, uint32_t, void *,
+ flexarray_t *back, flexarray_t *front,
+ flexarray_t *ro_front))
+ libxl__set_xenstore_vfb
+);
+
libxl_xen_console_reader *
libxl_xen_console_read_start(libxl_ctx *ctx, int clear)
{
diff --git a/tools/libxl/libxl_create.c b/tools/libxl/libxl_create.c
index 8c0c12d..70048fe 100644
--- a/tools/libxl/libxl_create.c
+++ b/tools/libxl/libxl_create.c
@@ -1374,7 +1374,8 @@ static void domcreate_launch_dm(libxl__egc *egc,
libxl__multidev *multidev,
libxl__device device;
for (i = 0; i < d_config->num_vfbs; i++) {
- libxl__device_vfb_add(gc, domid, &d_config->vfbs[i]);
+ libxl__device_add(gc, domid, &libxl__vfb_devtype,
+ &d_config->vfbs[i]);
libxl__device_add(gc, domid, &libxl__vkb_devtype,
&d_config->vkbs[i]);
}
diff --git a/tools/libxl/libxl_dm.c b/tools/libxl/libxl_dm.c
index 0712a34..275fabc 100644
--- a/tools/libxl/libxl_dm.c
+++ b/tools/libxl/libxl_dm.c
@@ -1981,9 +1981,9 @@ static void spawn_stub_launch_dm(libxl__egc *egc,
goto out;
}
if (dm_config->num_vfbs) {
- ret = libxl__device_vfb_add(gc, dm_domid, &dm_config->vfbs[0]);
- if (ret)
- goto out;
+ ret = libxl__device_add(gc, dm_domid, &libxl__vfb_devtype,
+ &dm_config->vfbs[0]);
+ if (ret) goto out;
}
if (dm_config->num_vkbs) {
ret = libxl__device_add(gc, dm_domid, &libxl__vkb_devtype,
diff --git a/tools/libxl/libxl_internal.h b/tools/libxl/libxl_internal.h
index c2ef67f..6b21812 100644
--- a/tools/libxl/libxl_internal.h
+++ b/tools/libxl/libxl_internal.h
@@ -1247,7 +1247,6 @@ _hidden int libxl__device_disk_setdefault(libxl__gc *gc,
uint32_t domid,
bool hotplug);
_hidden int libxl__device_nic_setdefault(libxl__gc *gc, uint32_t domid,
libxl_device_nic *nic, bool hotplug);
-_hidden int libxl__device_vfb_setdefault(libxl__gc *gc, libxl_device_vfb *vfb);
_hidden void libxl__rdm_setdefault(libxl__gc *gc,
libxl_domain_build_info *b_info);
@@ -2656,10 +2655,6 @@ struct libxl__multidev {
* it's a valid state.
*/
-/* Internal function to connect a vfb device */
-_hidden int libxl__device_vfb_add(libxl__gc *gc, uint32_t domid,
- libxl_device_vfb *vfb);
-
/* Waits for the passed device to reach state XenbusStateInitWait.
* This is not really useful by itself, but is important when executing
* hotplug scripts, since we need to be sure the device is in the correct
@@ -3546,6 +3541,7 @@ static inline int *libxl__device_type_get_num(
return (int *)((void *)d_config + dt->num_offset);
}
+extern const struct libxl_device_type libxl__vfb_devtype;
extern const struct libxl_device_type libxl__vkb_devtype;
extern const struct libxl_device_type libxl__disk_devtype;
extern const struct libxl_device_type libxl__nic_devtype;
--
2.7.4
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