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2010-05-12Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/kaber/ipmr-2.6
2010-05-12tipc: Reduce footprint by un-inlining tipc_msg_* routinesAllan Stephens
Convert tipc_msg_* inline routines that are more than one line into standard functions, thereby eliminating some repeated code. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Reduce footprint by un-inlining buf_acquire routineAllan Stephens
Convert buf_acquire inline routine that is more than one line into a standard function, thereby eliminating some repeated code. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Reduce footprint by un-inlining bearer congestion routineAllan Stephens
Convert bearer congestion inline routine that is more than one line into a standard function, thereby eliminating some repeated code. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Reduce footprint by un-inlining port list routinesAllan Stephens
Converts port list inline routines that are more than one line into standard functions, thereby eliminating a significant amount of repeated code. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Reduce footprint by un-inlining nmap routinesAllan Stephens
Converts nmap inline routines that are more than one line into standard functions, thereby eliminating a significant amount of repeated code. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Reduce footprint by un-inlining address routinesAllan Stephens
Convert address-related inline routines that are more than one line into standard functions, thereby eliminating a significant amount of repeated code. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: add tipc_ prefix to fcns targeted for un-inliningAllan Stephens
These functions have enough code in them such that they seem like sensible targets for un-inlining. Prior to doing that, this adds the tipc_ prefix to the functions, so that in the event of a panic dump or similar, the subsystem from which the functions come from is immediately clear. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Relocate trivial link status functions to header fileAllan Stephens
Rather than live in link.c where they can only be used in that file alone, these helper routines are better served by being in link.h Relocated are the following: link_working_working link_working_unknown link_reset_unknown link_reset_reset link_blocked link_congested Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: remove abstraction for link_max_pktAllan Stephens
This is just a straight return of a field; there is no value in the abstraction of hiding it behind a function. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Add support for "-s" configuration optionAllan Stephens
Provide initial support for displaying overall TIPC status/statistics information at runtime. Currently, only version info for the TIPC kernel module is displayed. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Rename "multicast-link" to "broadcast-link"Allan Stephens
Make a cosmetic change to the name displayed for the broadcast link, to better reflect its true nature. Since TIPC utilizes this link to distribute name table information, in addition to multicast messages sent by user applications, the prior name "multicast-link" is no longer appropriate. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Eliminate unnecessary initialization in native API send routinesAllan Stephens
Eliminate a couple of instances where TIPC's native API send routines were doing pointless initialization of local variables. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Prune unused data structures from configuration serviceAllan Stephens
Eliminate some unused data structures in the TIPC configuration service that relate to the handling of link subscriptions, which were not supported when TIPC 1.5 was introduced. If and when support for link subscriptions is offered in TIPC, these elements may need to be re-introduced. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Eliminate unused argument in print statementAllan Stephens
Eliminate an argument in a print statement that has no corresponding format specification. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12tipc: Eliminate obsolete port's "congested_link" fieldAllan Stephens
Eliminate a field of the TIPC port structure that is populated, but never referenced. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12netfilter: xtables: add missing depends for xt_TEEJan Engelhardt
Aviod these link-time errors when IPV6=m, XT_TEE=y: net/built-in.o: In function `tee_tg_route6': xt_TEE.c:(.text+0x45ca5): undefined reference to `ip6_route_output' net/built-in.o: In function `tee_tg6': xt_TEE.c:(.text+0x45d79): undefined reference to `ip6_local_out' Signed-off-by: Jan Engelhardt <jengelh@medozas.de> Acked-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-12Merge branch 'master' of ↵David S. Miller
master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 Conflicts: Documentation/feature-removal-schedule.txt drivers/net/wireless/ath/ar9170/usb.c drivers/scsi/iscsi_tcp.c net/ipv4/ipmr.c
2010-05-11Merge branch 'master' of ↵John W. Linville
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem Conflicts: drivers/net/wireless/ath/ar9170/main.c
2010-05-11Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: net: Fix FDDI and TR config checks in ipv4 arp and LLC. IPv4: unresolved multicast route cleanup mac80211: remove association work when processing deauth request ar9170: wait for asynchronous firmware loading ipv4: udp: fix short packet and bad checksum logging phy: Fix initialization in micrel driver. sctp: Fix a race between ICMP protocol unreachable and connect() veth: Dont kfree_skb() after dev_forward_skb() IPv6: fix IPV6_RECVERR handling of locally-generated errors net/gianfar: drop recycled skbs on MTU change iwlwifi: work around passive scan issue
2010-05-11ipv6: ip6mr: add support for dumping routing tables over netlinkPatrick McHardy
The ip6mr /proc interface (ip6_mr_cache) can't be extended to dump routes from any tables but the main table in a backwards compatible fashion since the output format ends in a variable amount of output interfaces. Introduce a new netlink interface to dump multicast routes from all tables, similar to the netlink interface for regular routes. Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-11ipv6: ip6mr: support multiple tablesPatrick McHardy
This patch adds support for multiple independant multicast routing instances, named "tables". Userspace multicast routing daemons can bind to a specific table instance by issuing a setsockopt call using a new option MRT6_TABLE. The table number is stored in the raw socket data and affects all following ip6mr setsockopt(), getsockopt() and ioctl() calls. By default, a single table (RT6_TABLE_DFLT) is created with a default routing rule pointing to it. Newly created pim6reg devices have the table number appended ("pim6regX"), with the exception of devices created in the default table, which are named just "pim6reg" for compatibility reasons. Packets are directed to a specific table instance using routing rules, similar to how regular routing rules work. Currently iif, oif and mark are supported as keys, source and destination addresses could be supported additionally. Example usage: - bind pimd/xorp/... to a specific table: uint32_t table = 123; setsockopt(fd, SOL_IPV6, MRT6_TABLE, &table, sizeof(table)); - create routing rules directing packets to the new table: # ip -6 mrule add iif eth0 lookup 123 # ip -6 mrule add oif eth0 lookup 123 Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-11ipv6: ip6mr: move mroute data into seperate structurePatrick McHardy
Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-11ipv6: ip6mr: convert struct mfc_cache to struct list_headPatrick McHardy
Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-11ipv6: ip6mr: remove net pointer from struct mfc6_cachePatrick McHardy
Now that cache entries in unres_queue don't need to be distinguished by their network namespace pointer anymore, we can remove it from struct mfc6_cache add pass the namespace as function argument to the functions that need it. Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-11ipv6: ip6mr: move unres_queue and timer to per-namespace dataPatrick McHardy
The unres_queue is currently shared between all namespaces. Following patches will additionally allow to create multiple multicast routing tables in each namespace. Having a single shared queue for all these users seems to excessive, move the queue and the cleanup timer to the per-namespace data to unshare it. As a side-effect, this fixes a bug in the seq file iteration functions: the first entry returned is always from the current namespace, entries returned after that may belong to any namespace. Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-10Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-next-2.6
2010-05-10Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
2010-05-10netfilter: use rcu_dereference_protected()Patrick McHardy
Restore the rcu_dereference() calls in conntrack/expectation notifier and logger registration/unregistration, but use the _protected variant, which will be required by the upcoming __rcu annotations. Based on patch by Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-10Merge branch 'master' of /repos/git/net-next-2.6Patrick McHardy
Conflicts: net/bridge/br_device.c net/bridge/br_forward.c Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-10netfilter: nf_conntrack_proto: fix warning with CONFIG_PROVE_RCUPatrick McHardy
=================================================== [ INFO: suspicious rcu_dereference_check() usage. ] --------------------------------------------------- include/net/netfilter/nf_conntrack_l3proto.h:92 invoked rcu_dereference_check() without protection! other info that might help us debug this: rcu_scheduler_active = 1, debug_locks = 0 2 locks held by iptables/3197: #0: (sk_lock-AF_INET){+.+.+.}, at: [<ffffffff8149bd8c>] ip_setsockopt+0x7c/0xa0 #1: (&xt[i].mutex){+.+.+.}, at: [<ffffffff8148a5fe>] xt_find_table_lock+0x3e/0x110 stack backtrace: Pid: 3197, comm: iptables Not tainted 2.6.34-rc4 #2 Call Trace: [<ffffffff8105e2e8>] lockdep_rcu_dereference+0xb8/0xc0 [<ffffffff8147fb3b>] nf_ct_l3proto_module_put+0x6b/0x70 [<ffffffff8148d891>] state_mt_destroy+0x11/0x20 [<ffffffff814d3baf>] cleanup_match+0x2f/0x50 [<ffffffff814d3c63>] cleanup_entry+0x33/0x90 [<ffffffff814d5653>] ? __do_replace+0x1a3/0x210 [<ffffffff814d564c>] __do_replace+0x19c/0x210 [<ffffffff814d651a>] do_ipt_set_ctl+0x16a/0x1b0 [<ffffffff8147a610>] nf_sockopt+0x60/0xa0 ... The __nf_ct_l3proto_find() call doesn't actually need rcu read side protection since the caller holds a reference to the protocol. Use rcu_read_lock() anyways to avoid the warning. Kernel bugzilla #15781: https://bugzilla.kernel.org/show_bug.cgi?id=15781 Reported-by: Christian Casteyde <casteyde.christian@free.fr> Signed-off-by: Patrick McHardy <kaber@trash.net>
2010-05-10net: Fix FDDI and TR config checks in ipv4 arp and LLC.David S. Miller
Need to check both CONFIG_FOO and CONFIG_FOO_MODULE Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-10IPv4: unresolved multicast route cleanupAndreas Meissner
Fixes the expiration timer for unresolved multicast route entries. In case new multicast routing requests come in faster than the expiration timeout occurs (e.g. zap through multicast TV streams), the timer is prevented from being called at time for already existing entries. As the single timer is resetted to default whenever a new entry is made, the timeout for existing unresolved entires are missed and/or not updated. As a consequence new requests are denied when the limit of unresolved entries has been reached because old entries live longer than they are supposed to. The solution is to reset the timer only for the first unresolved entry in the multicast routing cache. All other timers are already set and updated correctly within the timer function itself by now. Signed-off by: Andreas Meissner <andreas.meissner@sphairon.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-05-10Bluetooth: Fix issues where sk_sleep() helper is needed nowMarcel Holtmann
There were some left-overs that used sk->sk_sleep instead of the new sk_sleep() helper. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Use strict_strtoul instead of simple_strtoulTomas Winkler
Use strict_strtoul as suggested by checkpatch.pl for more strict input checking. Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Create per controller workqueueMarcel Holtmann
Instead of having a global workqueue for all controllers, it makes more sense to have a workqueue per controller. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Fix spec error in the RemoteBusy LogicGustavo F. Padovan
On the receipt of an RR(P=1) under RemoteBusy set to TRUE(on the RECV state table) we have to call sendIorRRorRNR(F=1) and just after set RemoteBusy to False. This leads to a freeze in the sending process since it's not allowed send data with RemoteBusy set to true and no one call SendPending-I-Frames after set RemoteBusy to false(The last action for that event). Actually sendIorRRorRNR() calls SendPending-I-Frames but at that moment RemoteBusy is still True and we cannot send any frame, after, no one calls SendPending-I-Frames again and the sending process stops. The solution here is to set RemoteBusy to false inside SendPending-I-Frames just before call SendPending-I-Frames. That will make SendPending-I-Frames able to send frames. This solution is similar to what RR(P=0)(F=0) on the RECV table and RR(P=1) on the SREJ_SENT table do. Actually doesn't make any sense call SendPending-I-Frames if we can send any frame, i. e., RemoteBusy is True. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Prevents buffer overflow on l2cap_ertm_reassembly_sdu()Gustavo F. Padovan
The checks should be done before the the memcpy to avoid buffer overflow. Reported-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Fix race condition on l2cap_ertm_send()Gustavo F. Padovan
l2cap_ertm_send() can be called both from user context and bottom half context. The socket locks for that contexts are different, the user context uses a mutex(which can sleep) and the second one uses a spinlock_bh. That creates a race condition when we have interruptions on both contexts at the same time. The better way to solve this is to add a new spinlock to lock l2cap_ertm_send() and the vars it access. The other solution was to defer l2cap_ertm_send() with a workqueue, but we the sending process already has one defer on the hci layer. It's not a good idea add another one. The patch refactor the code to create l2cap_retransmit_frames(), then we encapulate the lock of l2cap_ertm_send() for some call. It also changes l2cap_retransmit_frame() to l2cap_retransmit_one_frame() to avoid confusion Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Add wait_queue to wait ack of all sent packetsGustavo F. Padovan
To guarantee that all packets we sent were received we need to wait for theirs ack before shutdown the socket. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Implement Local Busy Condition handlingGustavo F. Padovan
Supports Local Busy condition handling through a waitqueue that wake ups each 200ms and try to push the packets to the upper layer. If it can push all the queue then it leaves the Local Busy state. The patch modifies the behaviour of l2cap_ertm_reassembly_sdu() to support retry of the push operation. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Completes the I-frame tx_seq check logic on RECVJoão Paulo Rechi Vita
Add checks for invalid tx_seq and fixes the duplicated tx_seq check. Signed-off-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Acked-by: Gustavo F. Padovan <padovan@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Implement missing parts of the Invalid Frame DetectionGustavo F. Padovan
There is a plenty of situation where ERTM shall close the channel, this commit treats the cases regarding Invalid Frame Detection. It create one reassembly SDU function for ERTM and other for Streaming Mode to make the Invalid Frame Detection handling less complex. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Refactor l2cap_retransmit_frame()Gustavo F. Padovan
Make the code flow cleaner and changes the function to void. It also fixes a potential NULL dereference with skb. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Make hci_send_acl() voidGustavo F. Padovan
hci_send_acl can't fail, so we can make it void. This patch changes that and all the funcions that use hci_send_acl(). That change exposed a bug on sending connectionless data. We were not reporting the lenght send back to the user space. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Fix lockdep annotation on ERTMGustavo F. Padovan
A spin_lock_init() call was missing. :) Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Check if we really are in WAIT_F when F bit comesGustavo F. Padovan
F-bit set should be processed only if we are in the WAIT_F state. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Remove unneeded control varsGustavo F. Padovan
Trivial clean up. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Remove set of SrejSaveReqSeq under receipt of REJ frameGustavo F. Padovan
That action is not specified by the ERTM spec, so removing it. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2010-05-10Bluetooth: Fix errors reported by checkpatch.plGustavo F. Padovan
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>