| vmbus.c (307449) | vmbus.c (307450) |
|---|---|
| 1/*- 2 * Copyright (c) 2009-2012,2016 Microsoft Corp. 3 * Copyright (c) 2012 NetApp Inc. 4 * Copyright (c) 2012 Citrix Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 16 unchanged lines hidden (view full) --- 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29/* 30 * VM Bus Driver Implementation 31 */ 32#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2009-2012,2016 Microsoft Corp. 3 * Copyright (c) 2012 NetApp Inc. 4 * Copyright (c) 2012 Citrix Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 16 unchanged lines hidden (view full) --- 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29/* 30 * VM Bus Driver Implementation 31 */ 32#include <sys/cdefs.h> |
| 33__FBSDID("$FreeBSD: stable/11/sys/dev/hyperv/vmbus/vmbus.c 307449 2016-10-17 01:59:42Z sephe $"); | 33__FBSDID("$FreeBSD: stable/11/sys/dev/hyperv/vmbus/vmbus.c 307450 2016-10-17 02:02:44Z sephe $"); |
| 34 35#include <sys/param.h> 36#include <sys/bus.h> 37#include <sys/kernel.h> 38#include <sys/lock.h> 39#include <sys/malloc.h> 40#include <sys/module.h> 41#include <sys/proc.h> --- 1057 unchanged lines hidden (view full) --- 1099 int ret; 1100 1101 if (sc->vmbus_flags & VMBUS_FLAG_ATTACHED) 1102 return (0); 1103 sc->vmbus_flags |= VMBUS_FLAG_ATTACHED; 1104 1105 mtx_init(&sc->vmbus_scan_lock, "vmbus scan", NULL, MTX_DEF); 1106 sc->vmbus_gpadl = VMBUS_GPADL_START; | 34 35#include <sys/param.h> 36#include <sys/bus.h> 37#include <sys/kernel.h> 38#include <sys/lock.h> 39#include <sys/malloc.h> 40#include <sys/module.h> 41#include <sys/proc.h> --- 1057 unchanged lines hidden (view full) --- 1099 int ret; 1100 1101 if (sc->vmbus_flags & VMBUS_FLAG_ATTACHED) 1102 return (0); 1103 sc->vmbus_flags |= VMBUS_FLAG_ATTACHED; 1104 1105 mtx_init(&sc->vmbus_scan_lock, "vmbus scan", NULL, MTX_DEF); 1106 sc->vmbus_gpadl = VMBUS_GPADL_START; |
| 1107 mtx_init(&sc->vmbus_chlist_lock, "vmbus chlist", NULL, MTX_DEF); 1108 TAILQ_INIT(&sc->vmbus_chlist); | 1107 mtx_init(&sc->vmbus_prichan_lock, "vmbus prichan", NULL, MTX_DEF); 1108 TAILQ_INIT(&sc->vmbus_prichans); |
| 1109 sc->vmbus_chmap = malloc( 1110 sizeof(struct hv_vmbus_channel *) * VMBUS_CHAN_MAX, M_DEVBUF, 1111 M_WAITOK | M_ZERO); 1112 1113 /* 1114 * Create context for "post message" Hypercalls 1115 */ 1116 sc->vmbus_msg_hc = vmbus_msghc_ctx_create( --- 54 unchanged lines hidden (view full) --- 1171 vmbus_intr_teardown(sc); 1172 vmbus_dma_free(sc); 1173 if (sc->vmbus_msg_hc != NULL) { 1174 vmbus_msghc_ctx_destroy(sc->vmbus_msg_hc); 1175 sc->vmbus_msg_hc = NULL; 1176 } 1177 free(sc->vmbus_chmap, M_DEVBUF); 1178 mtx_destroy(&sc->vmbus_scan_lock); | 1109 sc->vmbus_chmap = malloc( 1110 sizeof(struct hv_vmbus_channel *) * VMBUS_CHAN_MAX, M_DEVBUF, 1111 M_WAITOK | M_ZERO); 1112 1113 /* 1114 * Create context for "post message" Hypercalls 1115 */ 1116 sc->vmbus_msg_hc = vmbus_msghc_ctx_create( --- 54 unchanged lines hidden (view full) --- 1171 vmbus_intr_teardown(sc); 1172 vmbus_dma_free(sc); 1173 if (sc->vmbus_msg_hc != NULL) { 1174 vmbus_msghc_ctx_destroy(sc->vmbus_msg_hc); 1175 sc->vmbus_msg_hc = NULL; 1176 } 1177 free(sc->vmbus_chmap, M_DEVBUF); 1178 mtx_destroy(&sc->vmbus_scan_lock); |
| 1179 mtx_destroy(&sc->vmbus_chlist_lock); | 1179 mtx_destroy(&sc->vmbus_prichan_lock); |
| 1180 1181 return (ret); 1182} 1183 1184static void 1185vmbus_event_proc_dummy(struct vmbus_softc *sc __unused, int cpu __unused) 1186{ 1187} --- 46 unchanged lines hidden (view full) --- 1234 vmbus_doattach(sc); 1235} 1236 1237static int 1238vmbus_detach(device_t dev) 1239{ 1240 struct vmbus_softc *sc = device_get_softc(dev); 1241 | 1180 1181 return (ret); 1182} 1183 1184static void 1185vmbus_event_proc_dummy(struct vmbus_softc *sc __unused, int cpu __unused) 1186{ 1187} --- 46 unchanged lines hidden (view full) --- 1234 vmbus_doattach(sc); 1235} 1236 1237static int 1238vmbus_detach(device_t dev) 1239{ 1240 struct vmbus_softc *sc = device_get_softc(dev); 1241 |
| 1242 hv_vmbus_release_unattached_channels(sc); | 1242 vmbus_chan_destroy_all(sc); |
| 1243 1244 vmbus_disconnect(sc); 1245 1246 if (sc->vmbus_flags & VMBUS_FLAG_SYNIC) { 1247 sc->vmbus_flags &= ~VMBUS_FLAG_SYNIC; 1248 smp_rendezvous(NULL, vmbus_synic_teardown, NULL, NULL); 1249 } 1250 1251 vmbus_intr_teardown(sc); 1252 vmbus_dma_free(sc); 1253 1254 if (sc->vmbus_msg_hc != NULL) { 1255 vmbus_msghc_ctx_destroy(sc->vmbus_msg_hc); 1256 sc->vmbus_msg_hc = NULL; 1257 } 1258 1259 free(sc->vmbus_chmap, M_DEVBUF); 1260 mtx_destroy(&sc->vmbus_scan_lock); | 1243 1244 vmbus_disconnect(sc); 1245 1246 if (sc->vmbus_flags & VMBUS_FLAG_SYNIC) { 1247 sc->vmbus_flags &= ~VMBUS_FLAG_SYNIC; 1248 smp_rendezvous(NULL, vmbus_synic_teardown, NULL, NULL); 1249 } 1250 1251 vmbus_intr_teardown(sc); 1252 vmbus_dma_free(sc); 1253 1254 if (sc->vmbus_msg_hc != NULL) { 1255 vmbus_msghc_ctx_destroy(sc->vmbus_msg_hc); 1256 sc->vmbus_msg_hc = NULL; 1257 } 1258 1259 free(sc->vmbus_chmap, M_DEVBUF); 1260 mtx_destroy(&sc->vmbus_scan_lock); |
| 1261 mtx_destroy(&sc->vmbus_chlist_lock); | 1261 mtx_destroy(&sc->vmbus_prichan_lock); |
| 1262 1263 return (0); 1264} 1265 1266static device_method_t vmbus_methods[] = { 1267 /* Device interface */ 1268 DEVMETHOD(device_probe, vmbus_probe), 1269 DEVMETHOD(device_attach, vmbus_attach), --- 38 unchanged lines hidden --- | 1262 1263 return (0); 1264} 1265 1266static device_method_t vmbus_methods[] = { 1267 /* Device interface */ 1268 DEVMETHOD(device_probe, vmbus_probe), 1269 DEVMETHOD(device_attach, vmbus_attach), --- 38 unchanged lines hidden --- |