.set_affinity = xics_set_affinity
};
-static struct hw_interrupt_type xics_8259_pic = {
- .typename = " XICS/8259",
- .ack = xics_mask_and_ack_irq,
-};
-
/* This is used to map real irq numbers to virtual */
static struct radix_tree_root irq_map = RADIX_TREE_INIT(GFP_ATOMIC);
/* for sanity, this had better be < NR_IRQS - 16 */
if (vec == xics_irq_8259_cascade_real) {
irq = i8259_irq(regs);
- if (irq == -1) {
- /* Spurious cascaded interrupt. Still must ack xics */
- xics_end_irq(irq_offset_up(xics_irq_8259_cascade));
-
- irq = -1;
- }
+ xics_end_irq(irq_offset_up(xics_irq_8259_cascade));
} else if (vec == XICS_IRQ_SPURIOUS) {
irq = -1;
} else {
xics_irq_8259_cascade_real = *ireg;
xics_irq_8259_cascade
= virt_irq_create_mapping(xics_irq_8259_cascade_real);
+ i8259_init(0, 0);
of_node_put(np);
}
#endif /* CONFIG_SMP */
}
- xics_8259_pic.enable = i8259_pic.enable;
- xics_8259_pic.disable = i8259_pic.disable;
- xics_8259_pic.end = i8259_pic.end;
- for (i = 0; i < 16; ++i)
- get_irq_desc(i)->handler = &xics_8259_pic;
- for (; i < NR_IRQS; ++i)
+ for (i = irq_offset_value(); i < NR_IRQS; ++i)
get_irq_desc(i)->handler = &xics_pic;
xics_setup_cpu();
no_action, 0, "8259 cascade", NULL))
printk(KERN_ERR "xics_setup_i8259: couldn't get 8259 "
"cascade\n");
- i8259_init(0, 0);
}
return 0;
}
}
}
- cx->usage++;
-
#ifdef CONFIG_HOTPLUG_CPU
/*
* Check for P_LVL2_UP flag before entering C2 and above on
* detection phase, to work cleanly with logical CPU hotplug.
*/
if ((cx->type != ACPI_STATE_C1) && (num_online_cpus() > 1) &&
- !pr->flags.has_cst && acpi_fadt.plvl2_up)
- cx->type = ACPI_STATE_C1;
+ !pr->flags.has_cst && !acpi_fadt.plvl2_up)
+ cx = &pr->power.states[ACPI_STATE_C1];
#endif
+
+ cx->usage++;
+
/*
* Sleep:
* ------
next_state = pr->power.state;
+#ifdef CONFIG_HOTPLUG_CPU
+ /* Don't do promotion/demotion */
+ if ((cx->type == ACPI_STATE_C1) && (num_online_cpus() > 1) &&
+ !pr->flags.has_cst && !acpi_fadt.plvl2_up) {
+ next_state = cx;
+ goto end;
+ }
+#endif
+
/*
* Promotion?
* ----------
* Check for P_LVL2_UP flag before entering C2 and above on
* an SMP system.
*/
- if ((num_online_cpus() > 1) && acpi_fadt.plvl2_up)
+ if ((num_online_cpus() > 1) && !acpi_fadt.plvl2_up)
return_VALUE(-ENODEV);
#endif
/* Find a free owner ID */
- for (i = 0; i < 32; i++) {
- if (!(acpi_gbl_owner_id_mask & (1 << i))) {
+ for (i = 0; i < 64; i++) {
+ if (!(acpi_gbl_owner_id_mask & (1ULL << i))) {
ACPI_DEBUG_PRINT((ACPI_DB_VALUES,
- "Current owner_id mask: %8.8X New ID: %2.2X\n",
+ "Current owner_id mask: %16.16LX New ID: %2.2X\n",
acpi_gbl_owner_id_mask,
(unsigned int)(i + 1)));
- acpi_gbl_owner_id_mask |= (1 << i);
+ acpi_gbl_owner_id_mask |= (1ULL << i);
*owner_id = (acpi_owner_id) (i + 1);
goto exit;
}
*/
*owner_id = 0;
status = AE_OWNER_ID_LIMIT;
- ACPI_REPORT_ERROR(("Could not allocate new owner_id (32 max), AE_OWNER_ID_LIMIT\n"));
+ ACPI_REPORT_ERROR(("Could not allocate new owner_id (64 max), AE_OWNER_ID_LIMIT\n"));
exit:
(void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
* control method or unloading a table. Either way, we would
* ignore any error anyway.
*
- * DESCRIPTION: Release a table or method owner ID. Valid IDs are 1 - 32
+ * DESCRIPTION: Release a table or method owner ID. Valid IDs are 1 - 64
*
******************************************************************************/
/* Zero is not a valid owner_iD */
- if ((owner_id == 0) || (owner_id > 32)) {
+ if ((owner_id == 0) || (owner_id > 64)) {
ACPI_REPORT_ERROR(("Invalid owner_id: %2.2X\n", owner_id));
return_VOID;
}
/* Free the owner ID only if it is valid */
- if (acpi_gbl_owner_id_mask & (1 << owner_id)) {
- acpi_gbl_owner_id_mask ^= (1 << owner_id);
+ if (acpi_gbl_owner_id_mask & (1ULL << owner_id)) {
+ acpi_gbl_owner_id_mask ^= (1ULL << owner_id);
}
(void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
static int saa7127_set_cc(struct i2c_client *client, struct v4l2_sliced_vbi_data *data)
{
struct saa7127_state *state = i2c_get_clientdata(client);
- u16 cc = data->data[0] << 8 | data->data[1];
+ u16 cc = data->data[1] << 8 | data->data[0];
int enable = (data->line != 0);
if (enable && (data->field != 0 || data->line != 21))
if (state->cc_enable != enable) {
saa7127_dbg("Turn CC %s\n", enable ? "on" : "off");
saa7127_write(client, SAA7127_REG_CLOSED_CAPTION,
- (enable << 6) | 0x11);
+ (state->xds_enable << 7) | (enable << 6) | 0x11);
state->cc_enable = enable;
}
if (!enable)
if (state->xds_enable != enable) {
saa7127_dbg("Turn XDS %s\n", enable ? "on" : "off");
saa7127_write(client, SAA7127_REG_CLOSED_CAPTION,
- (enable << 7) | 0x11);
+ (enable << 7) | (state->cc_enable << 6) | 0x11);
state->xds_enable = enable;
}
if (!enable)
config VIDEO_SAA7134
tristate "Philips SAA7134 support"
- depends on VIDEO_DEV && PCI && I2C && SOUND && SND
+ depends on VIDEO_DEV && PCI && I2C
select VIDEO_BUF
select VIDEO_IR
select VIDEO_TUNER
select CRC32
- select SND_PCM_OSS
---help---
This is a video4linux driver for Philips SAA713x based
TV cards.
To compile this driver as a module, choose M here: the
module will be called saa7134.
+config VIDEO_SAA7134_ALSA
+ tristate "Philips SAA7134 DMA audio support"
+ depends on VIDEO_SAA7134 && SOUND && SND && (!VIDEO_SAA7134_OSS || VIDEO_SAA7134_OSS = m)
+ select SND_PCM_OSS
+ ---help---
+ This is a video4linux driver for direct (DMA) audio in
+ Philips SAA713x based TV cards using ALSA
+
+ To compile this driver as a module, choose M here: the
+ module will be called saa7134-alsa.
+
+config VIDEO_SAA7134_OSS
+ tristate "Philips SAA7134 DMA audio support (OSS, DEPRECATED)"
+ depends on VIDEO_SAA7134 && SOUND_PRIME && (!VIDEO_SAA7134_ALSA || VIDEO_SAA7134_ALSA = m)
+ ---help---
+ This is a video4linux driver for direct (DMA) audio in
+ Philips SAA713x based TV cards using OSS
+
+ This is deprecated in favor of the ALSA module
+
+ To compile this driver as a module, choose M here: the
+ module will be called saa7134-oss.
+
config VIDEO_SAA7134_DVB
tristate "DVB/ATSC Support for saa7134 based TV cards"
depends on VIDEO_SAA7134 && DVB_CORE
saa7134-video.o saa7134-input.o
obj-$(CONFIG_VIDEO_SAA7134) += saa7134.o saa7134-empress.o \
- saa6752hs.o saa7134-alsa.o \
- saa7134-oss.o
+ saa6752hs.o
+
+obj-$(CONFIG_VIDEO_SAA7134_ALSA) += saa7134-alsa.o
+obj-$(CONFIG_VIDEO_SAA7134_OSS) += saa7134-oss.o
+
obj-$(CONFIG_VIDEO_SAA7134_DVB) += saa7134-dvb.o
EXTRA_CFLAGS += -I$(src)/..
struct saa7134_dev *dev = NULL;
struct list_head *list;
+ if (!dmasound_init && !dmasound_exit) {
+ dmasound_init = alsa_device_init;
+ dmasound_exit = alsa_device_exit;
+ } else {
+ printk(KERN_WARNING "saa7134 ALSA: can't load, DMA sound handler already assigned (probably to OSS)\n");
+ return -EBUSY;
+ }
+
printk(KERN_INFO "saa7134 ALSA driver for DMA sound loaded\n");
list_for_each(list,&saa7134_devlist) {
}
}
- dmasound_init = alsa_device_init;
- dmasound_exit = alsa_device_exit;
-
if (dev == NULL)
printk(KERN_INFO "saa7134 ALSA: no saa7134 cards found\n");
snd_card_free(snd_saa7134_cards[idx]);
}
+ dmasound_init = NULL;
+ dmasound_exit = NULL;
printk(KERN_INFO "saa7134 ALSA driver for DMA sound unloaded\n");
return;
}
-module_init(saa7134_alsa_init);
+/* We initialize this late, to make sure the sound system is up and running */
+late_initcall(saa7134_alsa_init);
module_exit(saa7134_alsa_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Ricardo Cerqueira");
struct saa7134_dev *dev = NULL;
struct list_head *list;
+ if (!dmasound_init && !dmasound_exit) {
+ dmasound_init = oss_device_init;
+ dmasound_exit = oss_device_exit;
+ } else {
+ printk(KERN_WARNING "saa7134 OSS: can't load, DMA sound handler already assigned (probably to ALSA)\n");
+ return -EBUSY;
+ }
+
printk(KERN_INFO "saa7134 OSS driver for DMA sound loaded\n");
+
list_for_each(list,&saa7134_devlist) {
dev = list_entry(list, struct saa7134_dev, devlist);
if (dev->dmasound.priv_data == NULL) {
if (dev == NULL)
printk(KERN_INFO "saa7134 OSS: no saa7134 cards found\n");
- dmasound_init = oss_device_init;
- dmasound_exit = oss_device_exit;
-
return 0;
}
}
+ dmasound_init = NULL;
+ dmasound_exit = NULL;
+
printk(KERN_INFO "saa7134 OSS driver for DMA sound unloaded\n");
return;
}
-module_init(saa7134_oss_init);
+/* We initialize this late, to make sure the sound system is up and running */
+late_initcall(saa7134_oss_init);
module_exit(saa7134_oss_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
return found_target;
}
+struct work_queue_wrapper {
+ struct work_struct work;
+ struct scsi_target *starget;
+};
+
+static void scsi_target_reap_work(void *data) {
+ struct work_queue_wrapper *wqw = (struct work_queue_wrapper *)data;
+ struct scsi_target *starget = wqw->starget;
+ struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
+ unsigned long flags;
+
+ kfree(wqw);
+
+ spin_lock_irqsave(shost->host_lock, flags);
+
+ if (--starget->reap_ref == 0 && list_empty(&starget->devices)) {
+ list_del_init(&starget->siblings);
+ spin_unlock_irqrestore(shost->host_lock, flags);
+ device_del(&starget->dev);
+ transport_unregister_device(&starget->dev);
+ put_device(&starget->dev);
+ return;
+
+ }
+ spin_unlock_irqrestore(shost->host_lock, flags);
+
+ return;
+}
+
/**
* scsi_target_reap - check to see if target is in use and destroy if not
*
*/
void scsi_target_reap(struct scsi_target *starget)
{
- struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
- unsigned long flags;
- spin_lock_irqsave(shost->host_lock, flags);
+ struct work_queue_wrapper *wqw =
+ kzalloc(sizeof(struct work_queue_wrapper), GFP_ATOMIC);
- if (--starget->reap_ref == 0 && list_empty(&starget->devices)) {
- list_del_init(&starget->siblings);
- spin_unlock_irqrestore(shost->host_lock, flags);
- device_del(&starget->dev);
- transport_unregister_device(&starget->dev);
- put_device(&starget->dev);
+ if (!wqw) {
+ starget_printk(KERN_ERR, starget,
+ "Failed to allocate memory in scsi_reap_target()\n");
return;
}
- spin_unlock_irqrestore(shost->host_lock, flags);
+
+ INIT_WORK(&wqw->work, scsi_target_reap_work, wqw);
+ wqw->starget = starget;
+ schedule_work(&wqw->work);
}
/**
{ FC_PORTSTATE_LINKDOWN, "Linkdown" },
{ FC_PORTSTATE_ERROR, "Error" },
{ FC_PORTSTATE_LOOPBACK, "Loopback" },
+ { FC_PORTSTATE_DELETED, "Deleted" },
};
fc_enum_name_search(port_state, fc_port_state, fc_port_state_names)
#define FC_PORTSTATE_MAX_NAMELEN 20
#define FC_MGMTSRVR_PORTID 0x00000a
+static void fc_shost_remove_rports(void *data);
static void fc_timeout_deleted_rport(void *data);
static void fc_scsi_scan_rport(void *data);
static void fc_rport_terminate(struct fc_rport *rport);
fc_host_next_rport_number(shost) = 0;
fc_host_next_target_id(shost) = 0;
+ fc_host_flags(shost) = 0;
+ INIT_WORK(&fc_host_rport_del_work(shost), fc_shost_remove_rports, shost);
return 0;
}
struct fc_internal *i = to_fc_internal(shost->transportt); \
if ((i->f->get_rport_##field) && \
!((rport->port_state == FC_PORTSTATE_BLOCKED) || \
+ (rport->port_state == FC_PORTSTATE_DELETED) || \
(rport->port_state == FC_PORTSTATE_NOTPRESENT))) \
i->f->get_rport_##field(rport); \
return snprintf(buf, sz, format_string, cast rport->field); \
struct Scsi_Host *shost = rport_to_shost(rport); \
struct fc_internal *i = to_fc_internal(shost->transportt); \
if ((rport->port_state == FC_PORTSTATE_BLOCKED) || \
+ (rport->port_state == FC_PORTSTATE_DELETED) || \
(rport->port_state == FC_PORTSTATE_NOTPRESENT)) \
return -EBUSY; \
val = simple_strtoul(buf, NULL, 0); \
struct Scsi_Host *shost = rport_to_shost(rport);
struct fc_internal *i = to_fc_internal(shost->transportt);
if ((rport->port_state == FC_PORTSTATE_BLOCKED) ||
+ (rport->port_state == FC_PORTSTATE_DELETED) ||
(rport->port_state == FC_PORTSTATE_NOTPRESENT))
return -EBUSY;
val = simple_strtoul(buf, NULL, 0);
rport->maxframe_size = -1;
rport->supported_classes = FC_COS_UNSPECIFIED;
rport->roles = FC_RPORT_ROLE_UNKNOWN;
- rport->port_state = FC_PORTSTATE_NOTPRESENT;
+ rport->port_state = FC_PORTSTATE_DELETED;
/* remove the identifiers that aren't used in the consisting binding */
switch (fc_host_tgtid_bind_type(shost)) {
break;
}
- spin_unlock_irqrestore(shost->host_lock, flags);
-
/*
* As this only occurs if the remote port (scsi target)
* went away and didn't come back - we'll remove
* all attached scsi devices.
+ *
+ * We'll schedule the shost work item to perform the actual removal
+ * to avoid recursion in the different flush calls if we perform
+ * the removal in each target - and there are lots of targets
+ * whose timeouts fire at the same time.
*/
- fc_rport_tgt_remove(rport);
+
+ if ( !(fc_host_flags(shost) & FC_SHOST_RPORT_DEL_SCHEDULED)) {
+ fc_host_flags(shost) |= FC_SHOST_RPORT_DEL_SCHEDULED;
+ scsi_queue_work(shost, &fc_host_rport_del_work(shost));
+ }
+
+ spin_unlock_irqrestore(shost->host_lock, flags);
}
/**
}
+/**
+ * fc_shost_remove_rports - called to remove all rports that are marked
+ * as in a deleted (not connected) state.
+ *
+ * @data: shost whose rports are to be looked at
+ **/
+static void
+fc_shost_remove_rports(void *data)
+{
+ struct Scsi_Host *shost = (struct Scsi_Host *)data;
+ struct fc_rport *rport, *next_rport;
+ unsigned long flags;
+
+ spin_lock_irqsave(shost->host_lock, flags);
+ while (fc_host_flags(shost) & FC_SHOST_RPORT_DEL_SCHEDULED) {
+
+ fc_host_flags(shost) &= ~FC_SHOST_RPORT_DEL_SCHEDULED;
+
+restart_search:
+ list_for_each_entry_safe(rport, next_rport,
+ &fc_host_rport_bindings(shost), peers) {
+ if (rport->port_state == FC_PORTSTATE_DELETED) {
+ rport->port_state = FC_PORTSTATE_NOTPRESENT;
+ spin_unlock_irqrestore(shost->host_lock, flags);
+ fc_rport_tgt_remove(rport);
+ spin_lock_irqsave(shost->host_lock, flags);
+ goto restart_search;
+ }
+ }
+
+ }
+ spin_unlock_irqrestore(shost->host_lock, flags);
+}
+
+
MODULE_AUTHOR("Martin Hicks");
MODULE_DESCRIPTION("FC Transport Attributes");
MODULE_LICENSE("GPL");
mark_quiesced(intf);
} else {
// FIXME else if there's no suspend method, disconnect...
- dev_warn(dev, "no %s?\n", "suspend");
+ dev_warn(dev, "no suspend for driver %s?\n", driver->name);
+ mark_quiesced(intf);
status = 0;
}
return status;
}
if ((dev->driver == NULL) ||
- (dev->driver_data == &usb_generic_driver_data))
+ (dev->driver_data == &usb_generic_driver_data)) {
+ dev->power.power_state.event = PM_EVENT_FREEZE;
return 0;
+ }
intf = to_usb_interface(dev);
driver = to_usb_driver(dev->driver);
mark_quiesced(intf);
}
} else
- dev_warn(dev, "no %s?\n", "resume");
+ dev_warn(dev, "no resume for driver %s?\n", driver->name);
return 0;
}
* data comes from.
*/
if (sdev->scsi_level < SCSI_2)
- sdev->scsi_level = SCSI_2;
+ sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2;
/* According to the technical support people at Genesys Logic,
* devices using their chips have problems transferring more than
* a Get-Max-LUN request, we won't lose much by setting the
* revision level down to 2. The only devices that would be
* affected are those with sparse LUNs. */
- sdev->scsi_level = SCSI_2;
+ sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2;
/* USB-IDE bridges tend to report SK = 0x04 (Non-recoverable
* Hardware Error) when any low-level error occurs,
return -EINVAL;
/* No mandatory locks over NFS */
- if ((inode->i_mode & (S_ISGID | S_IXGRP)) == S_ISGID)
+ if ((inode->i_mode & (S_ISGID | S_IXGRP)) == S_ISGID &&
+ fl->fl_type != F_UNLCK)
return -ENOLCK;
if (IS_GETLK(cmd))
ACPI_EXTERN u32 acpi_gbl_rsdp_original_location;
ACPI_EXTERN u32 acpi_gbl_ns_lookup_count;
ACPI_EXTERN u32 acpi_gbl_ps_find_count;
-ACPI_EXTERN u32 acpi_gbl_owner_id_mask;
+ACPI_EXTERN u64 acpi_gbl_owner_id_mask;
ACPI_EXTERN u16 acpi_gbl_pm1_enable_register_save;
ACPI_EXTERN u16 acpi_gbl_global_lock_handle;
ACPI_EXTERN u8 acpi_gbl_debugger_configuration;
fallback, no routers on link */
#define RTF_ADDRCONF 0x00040000 /* addrconf route - RA */
#define RTF_PREFIX_RT 0x00080000 /* A prefix only route - RA */
+#define RTF_ANYCAST 0x00100000 /* Anycast */
#define RTF_NONEXTHOP 0x00200000 /* route with no nexthop */
#define RTF_EXPIRES 0x00400000
*/
#include <linux/config.h>
-#include <asm/smp.h> /* cpu_online_map */
+#include <linux/smp.h>
#if !defined(CONFIG_ARCH_S390)
#define preempt_enable() \
do { \
preempt_enable_no_resched(); \
+ barrier(); \
preempt_check_resched(); \
} while (0)
#define IF_RA_MANAGED 0x40
#define IF_RA_RCVD 0x20
#define IF_RS_SENT 0x10
+#define IF_READY 0x80000000
/* prefix flags */
#define IF_PREFIX_ONLINK 0x01
FC_PORTSTATE_LINKDOWN,
FC_PORTSTATE_ERROR,
FC_PORTSTATE_LOOPBACK,
+ FC_PORTSTATE_DELETED,
};
struct list_head rport_bindings;
u32 next_rport_number;
u32 next_target_id;
+ u8 flags;
+ struct work_struct rport_del_work;
};
+/* values for struct fc_host_attrs "flags" field: */
+#define FC_SHOST_RPORT_DEL_SCHEDULED 0x01
+
+
#define fc_host_node_name(x) \
(((struct fc_host_attrs *)(x)->shost_data)->node_name)
#define fc_host_port_name(x) \
(((struct fc_host_attrs *)(x)->shost_data)->next_rport_number)
#define fc_host_next_target_id(x) \
(((struct fc_host_attrs *)(x)->shost_data)->next_target_id)
+#define fc_host_flags(x) \
+ (((struct fc_host_attrs *)(x)->shost_data)->flags)
+#define fc_host_rport_del_work(x) \
+ (((struct fc_host_attrs *)(x)->shost_data)->rport_del_work)
/* The functions by which the transport class and the driver communicate */
break;
case GET_VLAN_REALDEV_NAME_CMD:
err = vlan_dev_get_realdev_name(args.device1, args.u.device2);
+ if (err)
+ goto out;
if (copy_to_user(arg, &args,
sizeof(struct vlan_ioctl_args))) {
err = -EFAULT;
case GET_VLAN_VID_CMD:
err = vlan_dev_get_vid(args.device1, &vid);
+ if (err)
+ goto out;
args.u.VID = vid;
if (copy_to_user(arg, &args,
sizeof(struct vlan_ioctl_args))) {
__FUNCTION__, args.cmd);
return -EINVAL;
};
-
+out:
return err;
}
struct dccp_sock *dp = dccp_sk(sk);
/*
- * DCCP doesn't use sk_qrite_queue, just sk_send_head
+ * DCCP doesn't use sk_write_queue, just sk_send_head
* for retransmissions
*/
if (sk->sk_send_head != NULL) {
static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags);
static void addrconf_dad_timer(unsigned long data);
static void addrconf_dad_completed(struct inet6_ifaddr *ifp);
+static void addrconf_dad_run(struct inet6_dev *idev);
static void addrconf_rs_timer(unsigned long data);
static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifa);
static void ipv6_ifa_notify(int event, struct inet6_ifaddr *ifa);
}
#endif
+ if (netif_carrier_ok(dev))
+ ndev->if_flags |= IF_READY;
+
write_lock_bh(&addrconf_lock);
dev->ip6_ptr = ndev;
write_unlock_bh(&addrconf_lock);
if ((idev = ipv6_add_dev(dev)) == NULL)
return NULL;
}
+
if (dev->flags&IFF_UP)
ipv6_mc_up(idev);
return idev;
}
#endif
- for (ifap = &idev->addr_list; (ifa=*ifap) != NULL;
- ifap = &ifa->if_next) {
+ for (ifap = &idev->addr_list; (ifa=*ifap) != NULL;) {
if (ifa == ifp) {
*ifap = ifa->if_next;
__in6_ifa_put(ifp);
if (!(ifp->flags & IFA_F_PERMANENT) || onlink > 0)
break;
deleted = 1;
+ continue;
} else if (ifp->flags & IFA_F_PERMANENT) {
if (ipv6_prefix_equal(&ifa->addr, &ifp->addr,
ifp->prefix_len)) {
}
}
}
+ ifap = &ifa->if_next;
}
write_unlock_bh(&idev->lock);
score.addr_type = __ipv6_addr_type(&ifa->addr);
- /* Rule 0: Candidate Source Address (section 4)
+ /* Rule 0:
+ * - Tentative Address (RFC2462 section 5.4)
+ * - A tentative address is not considered
+ * "assigned to an interface" in the traditional
+ * sense.
+ * - Candidate Source Address (section 4)
* - In any case, anycast addresses, multicast
* addresses, and the unspecified address MUST
* NOT be included in a candidate set.
*/
+ if (ifa->flags & IFA_F_TENTATIVE)
+ continue;
if (unlikely(score.addr_type == IPV6_ADDR_ANY ||
score.addr_type & IPV6_ADDR_MULTICAST)) {
LIMIT_NETDEBUG(KERN_DEBUG
/* Gets referenced address, destroys ifaddr */
-void addrconf_dad_failure(struct inet6_ifaddr *ifp)
+void addrconf_dad_stop(struct inet6_ifaddr *ifp)
{
- if (net_ratelimit())
- printk(KERN_INFO "%s: duplicate address detected!\n", ifp->idev->dev->name);
if (ifp->flags&IFA_F_PERMANENT) {
spin_lock_bh(&ifp->lock);
addrconf_del_timer(ifp);
ipv6_del_addr(ifp);
}
+void addrconf_dad_failure(struct inet6_ifaddr *ifp)
+{
+ if (net_ratelimit())
+ printk(KERN_INFO "%s: duplicate address detected!\n", ifp->idev->dev->name);
+ addrconf_dad_stop(ifp);
+}
/* Join to solicited addr multicast group. */
{
struct net_device *dev = (struct net_device *) data;
struct inet6_dev *idev = __in6_dev_get(dev);
+ int run_pending = 0;
switch(event) {
case NETDEV_UP:
+ case NETDEV_CHANGE:
+ if (event == NETDEV_UP) {
+ if (!netif_carrier_ok(dev)) {
+ /* device is not ready yet. */
+ printk(KERN_INFO
+ "ADDRCONF(NETDEV_UP): %s: "
+ "link is not ready\n",
+ dev->name);
+ break;
+ }
+ } else {
+ if (!netif_carrier_ok(dev)) {
+ /* device is still not ready. */
+ break;
+ }
+
+ if (idev) {
+ if (idev->if_flags & IF_READY) {
+ /* device is already configured. */
+ break;
+ }
+ idev->if_flags |= IF_READY;
+ }
+
+ printk(KERN_INFO
+ "ADDRCONF(NETDEV_CHANGE): %s: "
+ "link becomes ready\n",
+ dev->name);
+
+ run_pending = 1;
+ }
+
switch(dev->type) {
case ARPHRD_SIT:
addrconf_sit_config(dev);
break;
};
if (idev) {
+ if (run_pending)
+ addrconf_dad_run(idev);
+
/* If the MTU changed during the interface down, when the
interface up, the changed MTU must be reflected in the
idev as well as routers.
*/
addrconf_ifdown(dev, event != NETDEV_DOWN);
break;
- case NETDEV_CHANGE:
- break;
+
case NETDEV_CHANGENAME:
#ifdef CONFIG_SYSCTL
if (idev) {
/* Step 3: clear flags for stateless addrconf */
if (how != 1)
- idev->if_flags &= ~(IF_RS_SENT|IF_RA_RCVD);
+ idev->if_flags &= ~(IF_RS_SENT|IF_RA_RCVD|IF_READY);
/* Step 4: clear address list */
#ifdef CONFIG_IPV6_PRIVACY
/*
* Duplicate Address Detection
*/
+static void addrconf_dad_kick(struct inet6_ifaddr *ifp)
+{
+ unsigned long rand_num;
+ struct inet6_dev *idev = ifp->idev;
+
+ rand_num = net_random() % (idev->cnf.rtr_solicit_delay ? : 1);
+ ifp->probes = idev->cnf.dad_transmits;
+ addrconf_mod_timer(ifp, AC_DAD, rand_num);
+}
+
static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags)
{
struct inet6_dev *idev = ifp->idev;
struct net_device *dev = idev->dev;
- unsigned long rand_num;
addrconf_join_solict(dev, &ifp->addr);
flags);
net_srandom(ifp->addr.s6_addr32[3]);
- rand_num = net_random() % (idev->cnf.rtr_solicit_delay ? : 1);
read_lock_bh(&idev->lock);
if (ifp->dead)
return;
}
- ifp->probes = idev->cnf.dad_transmits;
- addrconf_mod_timer(ifp, AC_DAD, rand_num);
+ if (idev->if_flags & IF_READY)
+ addrconf_dad_kick(ifp);
+ else {
+ /*
+ * If the defice is not ready:
+ * - keep it tentative if it is a permanent address.
+ * - otherwise, kill it.
+ */
+ in6_ifa_hold(ifp);
+ addrconf_dad_stop(ifp);
+ }
spin_unlock_bh(&ifp->lock);
out:
}
}
+static void addrconf_dad_run(struct inet6_dev *idev) {
+ struct inet6_ifaddr *ifp;
+
+ read_lock_bh(&idev->lock);
+ for (ifp = idev->addr_list; ifp; ifp = ifp->if_next) {
+ spin_lock_bh(&ifp->lock);
+ if (!(ifp->flags & IFA_F_TENTATIVE)) {
+ spin_unlock_bh(&ifp->lock);
+ continue;
+ }
+ spin_unlock_bh(&ifp->lock);
+ addrconf_dad_kick(ifp);
+ }
+ read_unlock_bh(&idev->lock);
+}
+
#ifdef CONFIG_PROC_FS
struct if6_iter_state {
int bucket;
iif = skb->dev->ifindex;
/*
- * Must not send if we know that source is Anycast also.
- * for now we don't know that.
+ * Must not send error if the source does not uniquely
+ * identify a single node (RFC2463 Section 2.4).
+ * We check unspecified / multicast addresses here,
+ * and anycast addresses will be checked later.
*/
if ((addr_type == IPV6_ADDR_ANY) || (addr_type & IPV6_ADDR_MULTICAST)) {
LIMIT_NETDEBUG(KERN_DEBUG "icmpv6_send: addr_any/mcast source\n");
err = ip6_dst_lookup(sk, &dst, &fl);
if (err)
goto out;
+
+ /*
+ * We won't send icmp if the destination is known
+ * anycast.
+ */
+ if (((struct rt6_info *)dst)->rt6i_flags & RTF_ANYCAST) {
+ LIMIT_NETDEBUG(KERN_DEBUG "icmpv6_send: acast source\n");
+ goto out_dst_release;
+ }
+
if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
goto out;
rt = ip6_rt_copy(ort);
if (rt) {
- ipv6_addr_copy(&rt->rt6i_dst.addr, daddr);
-
- if (!(rt->rt6i_flags&RTF_GATEWAY))
+ if (!(rt->rt6i_flags&RTF_GATEWAY)) {
+ if (rt->rt6i_dst.plen != 128 &&
+ ipv6_addr_equal(&rt->rt6i_dst.addr, daddr))
+ rt->rt6i_flags |= RTF_ANYCAST;
ipv6_addr_copy(&rt->rt6i_gateway, daddr);
+ }
+ ipv6_addr_copy(&rt->rt6i_dst.addr, daddr);
rt->rt6i_dst.plen = 128;
rt->rt6i_flags |= RTF_CACHE;
rt->u.dst.flags |= DST_HOST;
rt->u.dst.obsolete = -1;
rt->rt6i_flags = RTF_UP | RTF_NONEXTHOP;
- if (!anycast)
+ if (anycast)
+ rt->rt6i_flags |= RTF_ANYCAST;
+ else
rt->rt6i_flags |= RTF_LOCAL;
rt->rt6i_nexthop = ndisc_get_neigh(rt->rt6i_dev, &rt->rt6i_gateway);
if (rt->rt6i_nexthop == NULL) {
break;
case NR_RESET:
- if (sysctl_netrom_reset_circuit);
+ if (sysctl_netrom_reset_circuit)
nr_disconnect(sk, ECONNRESET);
break;
break;
case NR_RESET:
- if (sysctl_netrom_reset_circuit);
+ if (sysctl_netrom_reset_circuit)
nr_disconnect(sk, ECONNRESET);
break;
break;
case NR_RESET:
- if (sysctl_netrom_reset_circuit);
+ if (sysctl_netrom_reset_circuit)
nr_disconnect(sk, ECONNRESET);
break;
struct xfrm_policy *pol, **p;
struct xfrm_policy *delpol = NULL;
struct xfrm_policy **newpos = NULL;
+ struct dst_entry *gc_list;
write_lock_bh(&xfrm_policy_lock);
for (p = &xfrm_policy_list[dir]; (pol=*p)!=NULL;) {
xfrm_pol_hold(policy);
write_unlock_bh(&xfrm_policy_lock);
- if (delpol) {
+ if (delpol)
xfrm_policy_kill(delpol);
+
+ read_lock_bh(&xfrm_policy_lock);
+ gc_list = NULL;
+ for (policy = policy->next; policy; policy = policy->next) {
+ struct dst_entry *dst;
+
+ write_lock(&policy->lock);
+ dst = policy->bundles;
+ if (dst) {
+ struct dst_entry *tail = dst;
+ while (tail->next)
+ tail = tail->next;
+ tail->next = gc_list;
+ gc_list = dst;
+
+ policy->bundles = NULL;
+ }
+ write_unlock(&policy->lock);
}
+ read_unlock_bh(&xfrm_policy_lock);
+
+ while (gc_list) {
+ struct dst_entry *dst = gc_list;
+
+ gc_list = dst->next;
+ dst_free(dst);
+ }
+
return 0;
}
EXPORT_SYMBOL(xfrm_policy_insert);
projects / cascardo / linux.git / commitdiff