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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Jul 2025 02:28:32.9711 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 9af7e407-2262-458d-20e0-08ddcb22f372 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0002992A.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PPFF4B476A86 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1753410664275116600 Content-Type: text/plain; charset="utf-8" posix.c and minios.c implement the same named functions serving slightly different purposes. For xenbus_map() posix.c maps the local /dev/xen/xsd_kva minios.c maps dom0 via grant and there is open coding for stub_domid in map_interface. Change xenbus_map() to map the local domain's interface. The default grant table mapping is performed otherwise. Signed-off-by: Jason Andryuk --- tools/xenstored/domain.c | 5 ----- tools/xenstored/minios.c | 4 +--- 2 files changed, 1 insertion(+), 8 deletions(-) diff --git a/tools/xenstored/domain.c b/tools/xenstored/domain.c index e9e45ed8e8..ac4ac72f99 100644 --- a/tools/xenstored/domain.c +++ b/tools/xenstored/domain.c @@ -506,11 +506,6 @@ static void *map_interface(domid_t domid) if (domid =3D=3D xenbus_master_domid()) return xenbus_map(); =20 -#ifdef __MINIOS__ - if (domid =3D=3D stub_domid) - return xenstore_buf; -#endif - return xengnttab_map_grant_ref(*xgt_handle, domid, GNTTAB_RESERVED_XENSTORE, PROT_READ|PROT_WRITE); diff --git a/tools/xenstored/minios.c b/tools/xenstored/minios.c index a229954cf4..34f655f20a 100644 --- a/tools/xenstored/minios.c +++ b/tools/xenstored/minios.c @@ -48,13 +48,11 @@ evtchn_port_t get_xenbus_evtchn(void) =20 void *xenbus_map(void) { - return xengnttab_map_grant_ref(*xgt_handle, xenbus_master_domid(), - GNTTAB_RESERVED_XENSTORE, PROT_READ|PROT_WRITE); + return xenstore_buf; } =20 void unmap_xenbus(void *interface) { - xengnttab_unmap(*xgt_handle, interface, 1); } =20 void early_init(bool live_update, bool dofork, const char *pidfile) --=20 2.50.1