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[QEMU][PATCH v7 05/10] include/hw/xen/xen_common: return error from xen_
From: |
Vikram Garhwal |
Subject: |
[QEMU][PATCH v7 05/10] include/hw/xen/xen_common: return error from xen_create_ioreq_server |
Date: |
Wed, 7 Jun 2023 10:04:54 -0700 |
From: Stefano Stabellini <stefano.stabellini@amd.com>
This is done to prepare for enabling xenpv support for ARM architecture.
On ARM it is possible to have a functioning xenpv machine with only the
PV backends and no IOREQ server. If the IOREQ server creation fails,
continue to the PV backends initialization.
Signed-off-by: Stefano Stabellini <stefano.stabellini@amd.com>
Signed-off-by: Vikram Garhwal <vikram.garhwal@amd.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
Reviewed-by: Paul Durrant <paul@xen.org>
---
include/hw/xen/xen_native.h | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/include/hw/xen/xen_native.h b/include/hw/xen/xen_native.h
index 6bcc83baf9..8b01b071e5 100644
--- a/include/hw/xen/xen_native.h
+++ b/include/hw/xen/xen_native.h
@@ -433,9 +433,10 @@ static inline void xen_unmap_pcidev(domid_t dom,
{
}
-static inline void xen_create_ioreq_server(domid_t dom,
- ioservid_t *ioservid)
+static inline int xen_create_ioreq_server(domid_t dom,
+ ioservid_t *ioservid)
{
+ return 0;
}
static inline void xen_destroy_ioreq_server(domid_t dom,
@@ -566,8 +567,8 @@ static inline void xen_unmap_pcidev(domid_t dom,
PCI_FUNC(pci_dev->devfn));
}
-static inline void xen_create_ioreq_server(domid_t dom,
- ioservid_t *ioservid)
+static inline int xen_create_ioreq_server(domid_t dom,
+ ioservid_t *ioservid)
{
int rc = xendevicemodel_create_ioreq_server(xen_dmod, dom,
HVM_IOREQSRV_BUFIOREQ_ATOMIC,
@@ -575,12 +576,14 @@ static inline void xen_create_ioreq_server(domid_t dom,
if (rc == 0) {
trace_xen_ioreq_server_create(*ioservid);
- return;
+ return rc;
}
*ioservid = 0;
use_default_ioreq_server = true;
trace_xen_default_ioreq_server();
+
+ return rc;
}
static inline void xen_destroy_ioreq_server(domid_t dom,
--
2.17.1
- [QEMU][PATCH v7 00/10] Introduce xenpvh machine for arm architecture, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 02/10] hw/i386/xen: rearrange xen_hvm_init_pc, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 07/10] hw/xen/xen-hvm-common: Use g_new and error_report, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 05/10] include/hw/xen/xen_common: return error from xen_create_ioreq_server,
Vikram Garhwal <=
- [QEMU][PATCH v7 06/10] hw/xen/xen-hvm-common: skip ioreq creation on ioreq registration failure, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 01/10] hw/i386/xen/: move xen-mapcache.c to hw/xen/, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 03/10] hw/i386/xen/xen-hvm: move x86-specific fields out of XenIOState, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 04/10] xen-hvm: reorganize xen-hvm and move common function to xen-hvm-common, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 09/10] hw/arm: introduce xenpvh machine, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 10/10] meson.build: enable xenpv machine build for ARM, Vikram Garhwal, 2023/06/07
- [QEMU][PATCH v7 08/10] meson.build: do not set have_xen_pci_passthrough for aarch64 targets, Vikram Garhwal, 2023/06/07