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virtio-rng: change default backend to rng-builtin 

Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Message-Id: <20190820160615.14616-4-lvivier@redhat.com>
This commit is contained in:
Laurent Vivier 2019-08-20 18:06:15 +02:00 committed by Michael S. Tsirkin
parent 5f7655f6ef
commit 0198c2621a
4 changed files with 4 additions and 4 deletions
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1
backends/rng-builtin.c
View File

@ -10,7 +10,6 @@
#include "qemu/main-loop.h"
#include "qemu/guest-random.h"
#define TYPE_RNG_BUILTIN "rng-builtin"
#define RNG_BUILTIN(obj) OBJECT_CHECK(RngBuiltin, (obj), TYPE_RNG_BUILTIN)
typedef struct RngBuiltin {

3
hw/virtio/virtio-rng.c
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@ -19,7 +19,6 @@
#include "hw/virtio/virtio-rng.h"
#include "sysemu/rng.h"
#include "sysemu/runstate.h"
#include "sysemu/rng-random.h"
#include "qom/object_interfaces.h"
#include "trace.h"
@ -193,7 +192,7 @@ static void virtio_rng_device_realize(DeviceState *dev, Error **errp)
}
if (vrng->conf.rng == NULL) {
Object *default_backend = object_new(TYPE_RNG_RANDOM);
Object *default_backend = object_new(TYPE_RNG_BUILTIN);
user_creatable_complete(USER_CREATABLE(default_backend),
&local_err);

2
include/sysemu/rng.h
View File

@ -24,6 +24,8 @@
#define RNG_BACKEND_CLASS(klass) \
OBJECT_CLASS_CHECK(RngBackendClass, (klass), TYPE_RNG_BACKEND)
#define TYPE_RNG_BUILTIN "rng-builtin"
typedef struct RngRequest RngRequest;
typedef struct RngBackendClass RngBackendClass;
typedef struct RngBackend RngBackend;

2
qemu-options.hx
View File

@ -4337,7 +4337,7 @@ The @option{share} boolean option is @var{on} by default with memfd.
Creates a random number generator backend which obtains entropy from
QEMU builtin functions. The @option{id} parameter is a unique ID that
will be used to reference this entropy backend from the @option{virtio-rng}
device.
device. By default, the @option{virtio-rng} device uses this RNG backend.
@item -object rng-random,id=@var{id},filename=@var{/dev/random}