Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7d7dee96 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (21 commits)
  dca: disable dca on IOAT ver.3.0 multiple-IOH platforms
  netpoll: Disable IRQ around RCU dereference in netpoll_rx
  sctp: Do not reset the packet during sctp_packet_config().
  net/llc: storing negative error codes in unsigned short
  MAINTAINERS: move atlx discussions to netdev
  drivers/net/cxgb3/cxgb3_main.c: prevent reading uninitialized stack memory
  drivers/net/eql.c: prevent reading uninitialized stack memory
  drivers/net/usb/hso.c: prevent reading uninitialized memory
  xfrm: dont assume rcu_read_lock in xfrm_output_one()
  r8169: Handle rxfifo errors on 8168 chips
  3c59x: Remove atomic context inside vortex_{set|get}_wol
  tcp: Prevent overzealous packetization by SWS logic.
  net: RPS needs to depend upon USE_GENERIC_SMP_HELPERS
  phylib: fix PAL state machine restart on resume
  net: use rcu_barrier() in rollback_registered_many
  bonding: correctly process non-linear skbs
  ipv4: enable getsockopt() for IP_NODEFRAG
  ipv4: force_igmp_version ignored when a IGMPv3 query received
  ppp: potential NULL dereference in ppp_mp_explode()
  net/llc: make opt unsigned in llc_ui_setsockopt()
  ...
parents f1c9c979 4e8cec26

MAINTAINERS

+1 −1
Original line number Diff line number Diff line
@@ -1135,7 +1135,7 @@ ATLX ETHERNET DRIVERS 
M:	Jay Cliburn <jcliburn@gmail.com>

M:	Chris Snook <chris.snook@gmail.com>

M:	Jie Yang <jie.yang@atheros.com>

L:	atl1-devel@lists.sourceforge.net

L:	netdev@vger.kernel.org

W:	http://sourceforge.net/projects/atl1

W:	http://atl1.sourceforge.net

S:	Maintained

drivers/dca/dca-core.c

+79 −6
Original line number Diff line number Diff line
@@ -39,6 +39,10 @@ static DEFINE_SPINLOCK(dca_lock); 


static LIST_HEAD(dca_domains);



static BLOCKING_NOTIFIER_HEAD(dca_provider_chain);



static int dca_providers_blocked;



static struct pci_bus *dca_pci_rc_from_dev(struct device *dev)

{

	struct pci_dev *pdev = to_pci_dev(dev);
@@ -70,6 +74,60 @@ static void dca_free_domain(struct dca_domain *domain) 
	kfree(domain);

}



static int dca_provider_ioat_ver_3_0(struct device *dev)

{

	struct pci_dev *pdev = to_pci_dev(dev);



	return ((pdev->vendor == PCI_VENDOR_ID_INTEL) &&

		((pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG0) ||

		(pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG1) ||

		(pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG2) ||

		(pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG3) ||

		(pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG4) ||

		(pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG5) ||

		(pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG6) ||

		(pdev->device == PCI_DEVICE_ID_INTEL_IOAT_TBG7)));

}



static void unregister_dca_providers(void)

{

	struct dca_provider *dca, *_dca;

	struct list_head unregistered_providers;

	struct dca_domain *domain;

	unsigned long flags;



	blocking_notifier_call_chain(&dca_provider_chain,

				     DCA_PROVIDER_REMOVE, NULL);



	INIT_LIST_HEAD(&unregistered_providers);



	spin_lock_irqsave(&dca_lock, flags);



	if (list_empty(&dca_domains)) {

		spin_unlock_irqrestore(&dca_lock, flags);

		return;

	}



	/* at this point only one domain in the list is expected */

	domain = list_first_entry(&dca_domains, struct dca_domain, node);

	if (!domain)

		return;



	list_for_each_entry_safe(dca, _dca, &domain->dca_providers, node) {

		list_del(&dca->node);

		list_add(&dca->node, &unregistered_providers);

	}



	dca_free_domain(domain);



	spin_unlock_irqrestore(&dca_lock, flags);



	list_for_each_entry_safe(dca, _dca, &unregistered_providers, node) {

		dca_sysfs_remove_provider(dca);

		list_del(&dca->node);

	}

}



static struct dca_domain *dca_find_domain(struct pci_bus *rc)

{

	struct dca_domain *domain;
@@ -90,10 +148,14 @@ static struct dca_domain *dca_get_domain(struct device *dev) 
	domain = dca_find_domain(rc);



	if (!domain) {

		if (dca_provider_ioat_ver_3_0(dev) && !list_empty(&dca_domains)) {

			dca_providers_blocked = 1;

		} else {

			domain = dca_allocate_domain(rc);

			if (domain)

				list_add(&domain->node, &dca_domains);

		}

	}



	return domain;

}
@@ -293,8 +355,6 @@ void free_dca_provider(struct dca_provider *dca) 
}

EXPORT_SYMBOL_GPL(free_dca_provider);



static BLOCKING_NOTIFIER_HEAD(dca_provider_chain);



/**

 * register_dca_provider - register a dca provider

 * @dca - struct created by alloc_dca_provider()
@@ -306,6 +366,13 @@ int register_dca_provider(struct dca_provider *dca, struct device *dev) 
	unsigned long flags;

	struct dca_domain *domain;



	spin_lock_irqsave(&dca_lock, flags);

	if (dca_providers_blocked) {

		spin_unlock_irqrestore(&dca_lock, flags);

		return -ENODEV;

	}

	spin_unlock_irqrestore(&dca_lock, flags);



	err = dca_sysfs_add_provider(dca, dev);

	if (err)

		return err;
@@ -313,7 +380,13 @@ int register_dca_provider(struct dca_provider *dca, struct device *dev) 
	spin_lock_irqsave(&dca_lock, flags);

	domain = dca_get_domain(dev);

	if (!domain) {

		if (dca_providers_blocked) {

			spin_unlock_irqrestore(&dca_lock, flags);

			dca_sysfs_remove_provider(dca);

			unregister_dca_providers();

		} else {

			spin_unlock_irqrestore(&dca_lock, flags);

		}

		return -ENODEV;

	}

	list_add(&dca->node, &domain->dca_providers);

drivers/net/3c59x.c

+3 −4
Original line number Diff line number Diff line
@@ -635,6 +635,9 @@ struct vortex_private { 
		must_free_region:1,				/* Flag: if zero, Cardbus owns the I/O region */

		large_frames:1,			/* accept large frames */

		handling_irq:1;			/* private in_irq indicator */

	/* {get|set}_wol operations are already serialized by rtnl.

	 * no additional locking is required for the enable_wol and acpi_set_WOL()

	 */

	int drv_flags;

	u16 status_enable;

	u16 intr_enable;
@@ -2939,13 +2942,11 @@ static void vortex_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 
{

	struct vortex_private *vp = netdev_priv(dev);



	spin_lock_irq(&vp->lock);

	wol->supported = WAKE_MAGIC;



	wol->wolopts = 0;

	if (vp->enable_wol)

		wol->wolopts |= WAKE_MAGIC;

	spin_unlock_irq(&vp->lock);

}



static int vortex_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
@@ -2954,13 +2955,11 @@ static int vortex_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) 
	if (wol->wolopts & ~WAKE_MAGIC)

		return -EINVAL;



	spin_lock_irq(&vp->lock);

	if (wol->wolopts & WAKE_MAGIC)

		vp->enable_wol = 1;

	else

		vp->enable_wol = 0;

	acpi_set_WOL(dev);

	spin_unlock_irq(&vp->lock);



	return 0;

}

drivers/net/bonding/bond_3ad.c

+3 −0
Original line number Diff line number Diff line
@@ -2466,6 +2466,9 @@ int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct net_device *dev, struct pac 
	if (!(dev->flags & IFF_MASTER))

		goto out;



	if (!pskb_may_pull(skb, sizeof(struct lacpdu)))

		goto out;



	read_lock(&bond->lock);

	slave = bond_get_slave_by_dev((struct bonding *)netdev_priv(dev),

					orig_dev);

drivers/net/bonding/bond_alb.c

+3 −0
Original line number Diff line number Diff line
@@ -362,6 +362,9 @@ static int rlb_arp_recv(struct sk_buff *skb, struct net_device *bond_dev, struct 
		goto out;

	}



	if (!pskb_may_pull(skb, arp_hdr_len(bond_dev)))

		goto out;



	if (skb->len < sizeof(struct arp_pkt)) {

		pr_debug("Packet is too small to be an ARP\n");

		goto out;