From 420927c218a96c6a39cb5b1516e011506f33f68a Mon Sep 17 00:00:00 2001 From: Stefano Stabellini Date: Wed, 14 Jun 2023 17:03:33 -0700 Subject: [PATCH] include/hw/xen/xen_common: return error from xen_create_ioreq_server 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 Signed-off-by: Vikram Garhwal Reviewed-by: Stefano Stabellini Reviewed-by: Paul Durrant --- include/hw/xen/xen_native.h | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/include/hw/xen/xen_native.h b/include/hw/xen/xen_native.h index f11eb423e3..4dce905fde 100644 --- a/include/hw/xen/xen_native.h +++ b/include/hw/xen/xen_native.h @@ -463,8 +463,8 @@ 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, @@ -472,12 +472,14 @@ 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,