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This commit is contained in:
Len Brown 2005-12-22 22:01:55 -05:00
commit db9ace7083
23 changed files with 338 additions and 79 deletions
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21
arch/powerpc/platforms/pseries/xics.c
View File

@ -48,11 +48,6 @@ static struct hw_interrupt_type xics_pic = {
.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);
@ -367,12 +362,7 @@ int xics_get_irq(struct pt_regs *regs)
/* 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 {
@ -542,6 +532,7 @@ nextnode:
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);
}
@ -565,12 +556,7 @@ nextnode:
#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();
@ -590,7 +576,6 @@ static int __init xics_setup_i8259(void)
no_action, 0, "8259 cascade", NULL))
printk(KERN_ERR "xics_setup_i8259: couldn't get 8259 "
"cascade\n");
i8259_init(0, 0);
}
return 0;
}

6
drivers/media/video/saa7127.c
View File

@ -389,7 +389,7 @@ static int saa7127_set_vps(struct i2c_client *client, struct v4l2_sliced_vbi_dat
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))
@ -397,7 +397,7 @@ static int saa7127_set_cc(struct i2c_client *client, struct v4l2_sliced_vbi_data
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)
@ -423,7 +423,7 @@ static int saa7127_set_xds(struct i2c_client *client, struct v4l2_sliced_vbi_dat
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)

26
drivers/media/video/saa7134/Kconfig
View File

@ -1,11 +1,10 @@
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.
@ -13,6 +12,29 @@ config VIDEO_SAA7134
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

7
drivers/media/video/saa7134/Makefile
View File

@ -4,8 +4,11 @@ saa7134-objs := saa7134-cards.o saa7134-core.o saa7134-i2c.o \
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)/..

16
drivers/media/video/saa7134/saa7134-alsa.c
View File

@ -989,6 +989,14 @@ static int saa7134_alsa_init(void)
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) {
@ -1001,9 +1009,6 @@ static int saa7134_alsa_init(void)
}
}
dmasound_init = alsa_device_init;
dmasound_exit = alsa_device_exit;
if (dev == NULL)
printk(KERN_INFO "saa7134 ALSA: no saa7134 cards found\n");
@ -1023,12 +1028,15 @@ static void saa7134_alsa_exit(void)
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");

18
drivers/media/video/saa7134/saa7134-oss.c
View File

@ -959,8 +959,17 @@ static int saa7134_oss_init(void)
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) {
@ -974,9 +983,6 @@ static int saa7134_oss_init(void)
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;
}
@ -997,12 +1003,16 @@ static void saa7134_oss_exit(void)
}
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]");

48
drivers/scsi/scsi_scan.c
View File

@ -400,6 +400,35 @@ static struct scsi_target *scsi_alloc_target(struct device *parent,
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
*
@ -411,19 +440,18 @@ static struct scsi_target *scsi_alloc_target(struct device *parent,
*/
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);
}
/**

59
drivers/scsi/scsi_transport_fc.c
View File

@ -105,6 +105,7 @@ static struct {
{ 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
@ -211,6 +212,7 @@ fc_bitfield_name_search(remote_port_roles, fc_remote_port_role_names)
#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);
@ -318,6 +320,8 @@ static int fc_host_setup(struct transport_container *tc, struct device *dev,
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;
}
@ -387,6 +391,7 @@ show_fc_rport_##field (struct class_device *cdev, char *buf) \
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); \
@ -402,6 +407,7 @@ store_fc_rport_##field(struct class_device *cdev, const char *buf, \
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); \
@ -519,6 +525,7 @@ store_fc_rport_dev_loss_tmo(struct class_device *cdev, const char *buf,
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);
@ -1769,7 +1776,7 @@ fc_timeout_deleted_rport(void *data)
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)) {
@ -1789,14 +1796,23 @@ fc_timeout_deleted_rport(void *data)
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);
}
/**
@ -1818,6 +1834,41 @@ fc_scsi_scan_rport(void *data)
}
/**
* 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");

9
drivers/usb/core/usb.c
View File

@ -1432,7 +1432,8 @@ static int usb_generic_suspend(struct device *dev, pm_message_t message)
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;
@ -1460,8 +1461,10 @@ static int usb_generic_resume(struct device *dev)
}
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);
@ -1481,7 +1484,7 @@ static int usb_generic_resume(struct device *dev)
mark_quiesced(intf);
}
} else
dev_warn(dev, "no %s?\n", "resume");
dev_warn(dev, "no resume for driver %s?\n", driver->name);
return 0;
}

4
drivers/usb/storage/scsiglue.c
View File

@ -109,7 +109,7 @@ static int slave_configure(struct scsi_device *sdev)
* 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
@ -162,7 +162,7 @@ static int slave_configure(struct scsi_device *sdev)
* 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,

3
fs/nfs/file.c
View File

@ -509,7 +509,8 @@ static int nfs_lock(struct file *filp, int cmd, struct file_lock *fl)
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))

1
include/linux/ipv6_route.h
View File

@ -18,6 +18,7 @@
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

2
include/linux/irq.h
View File

@ -10,7 +10,7 @@
*/
#include <linux/config.h>
#include <asm/smp.h> /* cpu_online_map */
#include <linux/smp.h>
#if !defined(CONFIG_ARCH_S390)

1
include/linux/preempt.h
View File

@ -48,6 +48,7 @@ do { \
#define preempt_enable() \
do { \
preempt_enable_no_resched(); \
barrier(); \
preempt_check_resched(); \
} while (0)

1
include/net/if_inet6.h
View File

@ -24,6 +24,7 @@
#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

11
include/scsi/scsi_transport_fc.h
View File

@ -79,6 +79,7 @@ enum fc_port_state {
FC_PORTSTATE_LINKDOWN,
FC_PORTSTATE_ERROR,
FC_PORTSTATE_LOOPBACK,
FC_PORTSTATE_DELETED,
};
@ -325,8 +326,14 @@ struct fc_host_attrs {
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) \
@ -365,6 +372,10 @@ struct fc_host_attrs {
(((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 */

6
net/8021q/vlan.c
View File

@ -753,6 +753,8 @@ static int vlan_ioctl_handler(void __user *arg)
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;
@ -761,6 +763,8 @@ static int vlan_ioctl_handler(void __user *arg)
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))) {
@ -774,7 +778,7 @@ static int vlan_ioctl_handler(void __user *arg)
__FUNCTION__, args.cmd);
return -EINVAL;
};
out:
return err;
}

2
net/dccp/ipv4.c
View File

@ -1251,7 +1251,7 @@ static int dccp_v4_destroy_sock(struct sock *sk)
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) {

111
net/ipv6/addrconf.c
View File

@ -137,6 +137,7 @@ static int addrconf_ifdown(struct net_device *dev, int how);
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);
@ -388,6 +389,9 @@ static struct inet6_dev * ipv6_add_dev(struct net_device *dev)
}
#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);
@ -415,6 +419,7 @@ static struct inet6_dev * ipv6_find_idev(struct net_device *dev)
if ((idev = ipv6_add_dev(dev)) == NULL)
return NULL;
}
if (dev->flags&IFF_UP)
ipv6_mc_up(idev);
return idev;
@ -634,8 +639,7 @@ static void ipv6_del_addr(struct inet6_ifaddr *ifp)
}
#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);
@ -643,6 +647,7 @@ static void ipv6_del_addr(struct inet6_ifaddr *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)) {
@ -666,6 +671,7 @@ static void ipv6_del_addr(struct inet6_ifaddr *ifp)
}
}
}
ifap = &ifa->if_next;
}
write_unlock_bh(&idev->lock);
@ -903,11 +909,18 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev,
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
@ -1215,10 +1228,8 @@ int ipv6_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2)
/* 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);
@ -1244,6 +1255,12 @@ void addrconf_dad_failure(struct inet6_ifaddr *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. */
@ -2133,9 +2150,42 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
{
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);
@ -2152,6 +2202,9 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
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.
@ -2186,8 +2239,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
*/
addrconf_ifdown(dev, event != NETDEV_DOWN);
break;
case NETDEV_CHANGE:
break;
case NETDEV_CHANGENAME:
#ifdef CONFIG_SYSCTL
if (idev) {
@ -2268,7 +2320,7 @@ static int addrconf_ifdown(struct net_device *dev, int how)
/* 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
@ -2377,11 +2429,20 @@ out:
/*
* 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);
@ -2390,7 +2451,6 @@ static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags)
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)
@ -2407,8 +2467,17 @@ static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags)
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:
@ -2492,6 +2561,22 @@ static void addrconf_dad_completed(struct inet6_ifaddr *ifp)
}
}
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;

16
net/ipv6/icmp.c
View File

@ -328,8 +328,10 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
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");
@ -373,6 +375,16 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
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;

13
net/ipv6/route.c
View File

@ -413,11 +413,14 @@ static struct rt6_info *rt6_cow(struct rt6_info *ort, struct in6_addr *daddr,
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;
@ -1413,7 +1416,9 @@ struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
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) {

6
net/netrom/nr_in.c
View File

@ -99,7 +99,7 @@ static int nr_state1_machine(struct sock *sk, struct sk_buff *skb,
break;
case NR_RESET:
if (sysctl_netrom_reset_circuit);
if (sysctl_netrom_reset_circuit)
nr_disconnect(sk, ECONNRESET);
break;
@ -130,7 +130,7 @@ static int nr_state2_machine(struct sock *sk, struct sk_buff *skb,
break;
case NR_RESET:
if (sysctl_netrom_reset_circuit);
if (sysctl_netrom_reset_circuit)
nr_disconnect(sk, ECONNRESET);
break;
@ -265,7 +265,7 @@ static int nr_state3_machine(struct sock *sk, struct sk_buff *skb, int frametype
break;
case NR_RESET:
if (sysctl_netrom_reset_circuit);
if (sysctl_netrom_reset_circuit)
nr_disconnect(sk, ECONNRESET);
break;

30
net/xfrm/xfrm_policy.c
View File

@ -346,6 +346,7 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl)
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;) {
@ -381,9 +382,36 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl)
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);