From: Jagannathan Raman <jag.raman@oracle.com>
To: qemu-devel@nongnu.org
Cc: elena.ufimtseva@oracle.com, john.g.johnson@oracle.com,
jag.raman@oracle.com, swapnil.ingle@nutanix.com,
john.levon@nutanix.com, alex.williamson@redhat.com,
stefanha@redhat.com, thanos.makatos@nutanix.com
Subject: [PATCH RFC server 03/11] vfio-user: instantiate vfio-user context
Date: Mon, 19 Jul 2021 16:00:05 -0400 [thread overview]
Message-ID: <6d28f979cc237c7c02527de9cd92ca95763d984f.1626722742.git.jag.raman@oracle.com> (raw)
In-Reply-To: <cover.1626722742.git.jag.raman@oracle.com>
create a context with the vfio-user library for a device
Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com>
Signed-off-by: John G Johnson <john.g.johnson@oracle.com>
Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
---
hw/remote/vfio-user-obj.c | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/hw/remote/vfio-user-obj.c b/hw/remote/vfio-user-obj.c
index 5098169..adb3193 100644
--- a/hw/remote/vfio-user-obj.c
+++ b/hw/remote/vfio-user-obj.c
@@ -27,11 +27,18 @@
#include "qemu/osdep.h"
#include "qemu-common.h"
+#include <errno.h>
+
#include "qom/object.h"
#include "qom/object_interfaces.h"
#include "qemu/error-report.h"
#include "trace.h"
#include "sysemu/runstate.h"
+#include "qemu/notify.h"
+#include "qapi/error.h"
+#include "sysemu/sysemu.h"
+
+#include "libvfio-user/include/libvfio-user.h"
#define TYPE_VFU_OBJECT "vfio-user"
OBJECT_DECLARE_TYPE(VfuObject, VfuObjectClass, VFU_OBJECT)
@@ -51,6 +58,10 @@ struct VfuObject {
char *socket;
char *devid;
+
+ Notifier machine_done;
+
+ vfu_ctx_t *vfu_ctx;
};
static void vfu_object_set_socket(Object *obj, const char *str, Error **errp)
@@ -75,9 +86,23 @@ static void vfu_object_set_devid(Object *obj, const char *str, Error **errp)
trace_vfu_prop("devid", str);
}
+static void vfu_object_machine_done(Notifier *notifier, void *data)
+{
+ VfuObject *o = container_of(notifier, VfuObject, machine_done);
+
+ o->vfu_ctx = vfu_create_ctx(VFU_TRANS_SOCK, o->socket, 0,
+ o, VFU_DEV_TYPE_PCI);
+ if (o->vfu_ctx == NULL) {
+ error_setg(&error_abort, "vfu: Failed to create context - %s",
+ strerror(errno));
+ return;
+ }
+}
+
static void vfu_object_init(Object *obj)
{
VfuObjectClass *k = VFU_OBJECT_GET_CLASS(obj);
+ VfuObject *o = VFU_OBJECT(obj);
/* Add test for remote machine and PCI device */
@@ -88,6 +113,9 @@ static void vfu_object_init(Object *obj)
}
k->nr_devs++;
+
+ o->machine_done.notify = vfu_object_machine_done;
+ qemu_add_machine_init_done_notifier(&o->machine_done);
}
static void vfu_object_finalize(Object *obj)
@@ -97,6 +125,8 @@ static void vfu_object_finalize(Object *obj)
k->nr_devs--;
+ vfu_destroy_ctx(o->vfu_ctx);
+
g_free(o->socket);
g_free(o->devid);
--
1.8.3.1
next prev parent reply other threads:[~2021-07-19 20:15 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-19 6:27 [PATCH RFC 00/19] vfio-user implementation Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 01/19] vfio-user: introduce vfio-user protocol specification Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 02/19] vfio-user: add VFIO base abstract class Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 03/19] vfio-user: define VFIO Proxy and communication functions Elena Ufimtseva
2021-07-27 16:34 ` Stefan Hajnoczi
2021-07-28 18:08 ` John Johnson
2021-07-29 8:06 ` Stefan Hajnoczi
2021-07-19 6:27 ` [PATCH RFC 04/19] vfio-user: Define type vfio_user_pci_dev_info Elena Ufimtseva
2021-07-28 10:16 ` Stefan Hajnoczi
2021-07-29 0:55 ` John Johnson
2021-07-29 8:22 ` Stefan Hajnoczi
2021-07-19 6:27 ` [PATCH RFC 05/19] vfio-user: connect vfio proxy to remote server Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 06/19] vfio-user: negotiate protocol with " Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 07/19] vfio-user: define vfio-user pci ops Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 08/19] vfio-user: VFIO container setup & teardown Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 09/19] vfio-user: get device info and get irq info Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 10/19] vfio-user: device region read/write Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 11/19] vfio-user: get region and DMA map/unmap operations Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 12/19] vfio-user: probe remote device's BARs Elena Ufimtseva
2021-07-19 22:59 ` Alex Williamson
2021-07-20 1:39 ` John Johnson
2021-07-20 3:01 ` Alex Williamson
2021-07-19 6:27 ` [PATCH RFC 13/19] vfio-user: respond to remote DMA read/write requests Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 14/19] vfio_user: setup MSI/X interrupts and PCI config operations Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 15/19] vfio-user: vfio user device realize Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 16/19] vfio-user: pci reset Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 17/19] vfio-user: probe remote device ROM BAR Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 18/19] vfio-user: migration support Elena Ufimtseva
2021-07-19 6:27 ` [PATCH RFC 19/19] vfio-user: add migration cli options and version negotiation Elena Ufimtseva
2021-07-19 20:00 ` [PATCH RFC server 00/11] vfio-user server in QEMU Jagannathan Raman
2021-07-19 20:00 ` [PATCH RFC server 01/11] vfio-user: build library Jagannathan Raman
2021-07-19 20:24 ` John Levon
2021-07-20 12:06 ` Jag Raman
2021-07-20 12:20 ` Marc-André Lureau
2021-07-20 13:09 ` John Levon
2021-07-19 20:00 ` [PATCH RFC server 02/11] vfio-user: define vfio-user object Jagannathan Raman
2021-07-19 20:00 ` Jagannathan Raman [this message]
2021-07-19 20:00 ` [PATCH RFC server 04/11] vfio-user: find and init PCI device Jagannathan Raman
2021-07-26 15:05 ` John Levon
2021-07-28 17:08 ` Jag Raman
2021-07-19 20:00 ` [PATCH RFC server 05/11] vfio-user: run vfio-user context Jagannathan Raman
2021-07-20 14:17 ` Thanos Makatos
2021-08-13 14:51 ` Jag Raman
2021-08-16 12:52 ` John Levon
2021-08-16 14:10 ` Jag Raman
2021-07-19 20:00 ` [PATCH RFC server 06/11] vfio-user: handle PCI config space accesses Jagannathan Raman
2021-07-26 15:10 ` John Levon
2021-07-19 20:00 ` [PATCH RFC server 07/11] vfio-user: handle DMA mappings Jagannathan Raman
2021-07-20 14:38 ` Thanos Makatos
2021-07-19 20:00 ` [PATCH RFC server 08/11] vfio-user: handle PCI BAR accesses Jagannathan Raman
2021-07-19 20:00 ` [PATCH RFC server 09/11] vfio-user: handle device interrupts Jagannathan Raman
2021-07-19 20:00 ` [PATCH RFC server 10/11] vfio-user: register handlers to facilitate migration Jagannathan Raman
2021-07-20 14:05 ` Thanos Makatos
2021-07-19 20:00 ` [PATCH RFC server 11/11] vfio-user: acceptance test Jagannathan Raman
2021-07-20 16:12 ` Thanos Makatos
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