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authorMarkus Armbruster <armbru@redhat.com>2015-11-24 18:06:29 +0100
committerMarkus Armbruster <armbru@redhat.com>2015-11-25 10:24:27 +0100
commit1d649244b3695cb148dd2ae66999db0f6f9566b3 (patch)
tree059f6801255605ff19fbc616c19a2e2a6abb1b5f /hw/misc/ivshmem.c
parent2825717c02f5b1367e8e315b222888db00618170 (diff)
downloadfocaccia-qemu-1d649244b3695cb148dd2ae66999db0f6f9566b3.tar.gz
focaccia-qemu-1d649244b3695cb148dd2ae66999db0f6f9566b3.zip
ivshmem: Rename property memdev to x-memdev for 2.5
The device's guest interface and its QEMU user interface are
flawed^Whotly debated.  We'll resolve that in the next development
cycle, probably by deprecating the device in favour of a cleaned up,
but not quite compatible revision.

To avoid adding more baggage to the soon-to-be-deprecated interface,
mark property "memdev" as experimental, by renaming it to "x-memdev".
It's the only recent user interface change.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <1448384789-14830-6-git-send-email-armbru@redhat.com>
[Update of qemu-doc.texi squashed in]
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Diffstat (limited to 'hw/misc/ivshmem.c')
-rw-r--r--hw/misc/ivshmem.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c
index edb22704c7..f73f0c2b17 100644
--- a/hw/misc/ivshmem.c
+++ b/hw/misc/ivshmem.c
@@ -60,8 +60,6 @@
 #define IVSHMEM(obj) \
     OBJECT_CHECK(IVShmemState, (obj), TYPE_IVSHMEM)
 
-#define IVSHMEM_MEMDEV_PROP "memdev"
-
 typedef struct Peer {
     int nb_eventfds;
     EventNotifier *eventfds;
@@ -857,8 +855,8 @@ static void pci_ivshmem_realize(PCIDevice *dev, Error **errp)
         PCI_BASE_ADDRESS_MEM_PREFETCH;
 
     if (!!s->server_chr + !!s->shmobj + !!s->hostmem != 1) {
-        error_setg(errp, "You must specify either a shmobj, a chardev"
-                   " or a hostmem");
+        error_setg(errp,
+                   "You must specify either 'shm', 'chardev' or 'x-memdev'");
         return;
     }
 
@@ -1182,7 +1180,7 @@ static void ivshmem_init(Object *obj)
 {
     IVShmemState *s = IVSHMEM(obj);
 
-    object_property_add_link(obj, IVSHMEM_MEMDEV_PROP, TYPE_MEMORY_BACKEND,
+    object_property_add_link(obj, "x-memdev", TYPE_MEMORY_BACKEND,
                              (Object **)&s->hostmem,
                              ivshmem_check_memdev_is_busy,
                              OBJ_PROP_LINK_UNREF_ON_RELEASE,