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Julia Lawall [Wed, 18 Nov 2009 08:22:05 +0000 (08:22 +0000)]
drivers/net/irda: remove exceptional & on function name
In this file, function names are otherwise used as pointers without &.
A simplified version of the semantic patch that makes this change is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@r@
identifier f;
@@
f(...) { ... }
@@
identifier r.f;
@@
- &f
+ f
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Julia Lawall [Wed, 18 Nov 2009 08:21:45 +0000 (08:21 +0000)]
drivers/net/ipg.c: remove exceptional & on function name
In this file, function names are otherwise used as pointers without &.
A simplified version of the semantic patch that makes this change is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@r@
identifier f;
@@
f(...) { ... }
@@
identifier r.f;
@@
- &f
+ f
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Julia Lawall [Wed, 18 Nov 2009 08:21:04 +0000 (08:21 +0000)]
drivers/net: remove exceptional & on function name
In this file, function names are otherwise used as pointers without &.
A simplified version of the semantic patch that makes this change is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@r@
identifier f;
@@
f(...) { ... }
@@
identifier r.f;
@@
- &f
+ f
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Julia Lawall [Wed, 18 Nov 2009 08:20:44 +0000 (08:20 +0000)]
drivers/net/can: remove exceptional & on function name
In this file, function names are otherwise used as pointers without &.
A simplified version of the semantic patch that makes this change is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@r@
identifier f;
@@
f(...) { ... }
@@
identifier r.f;
@@
- &f
+ f
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Julia Lawall [Wed, 18 Nov 2009 18:47:03 +0000 (10:47 -0800)]
drivers/net/atl1c: remove exceptional & on function name
In this file, function names are otherwise used as pointers without &.
A simplified version of the semantic patch that makes this change is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@r@
identifier f;
@@
f(...) { ... }
@@
identifier r.f;
@@
- &f
+ f
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rémi Denis-Courmont [Wed, 18 Nov 2009 18:08:26 +0000 (10:08 -0800)]
Phonet: convert devices list to RCU
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Octavian Purdila [Wed, 18 Nov 2009 02:36:59 +0000 (02:36 +0000)]
net: device name allocation cleanups
Signed-off-by: Octavian Purdila <opurdila@ixiacom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Andrew Morton [Tue, 17 Nov 2009 12:46:44 +0000 (12:46 +0000)]
drivers/atm/solos-pci.c: fix warning/bug, clean up code
drivers/atm/solos-pci.c: In function 'flash_upgrade':
drivers/atm/solos-pci.c:528: warning: 'fw_name' may be used uninitialized in this function
Cc: Chas Williams <chas@cmf.nrl.navy.mil>
Cc: David Woodhouse <David.Woodhouse@intel.com>
Cc: Nathan Williams <nathan@traverse.com.au>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-By: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Ron Mercer [Tue, 17 Nov 2009 11:10:40 +0000 (11:10 +0000)]
qlge: Bonding fix for mode 6.
Allow MAC address to be changed even if device is not up.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Tue, 17 Nov 2009 10:42:49 +0000 (10:42 +0000)]
netns: net_identifiers should be read_mostly
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Christian Pellegrin [Tue, 17 Nov 2009 06:20:44 +0000 (06:20 +0000)]
can: fix setting mcp251x bit timing on open
Signed-off-by: Christian Pellegrin <chripell@fsfe.org>
Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Vladislav Zolotarov [Tue, 17 Nov 2009 06:16:35 +0000 (06:16 +0000)]
bnx2x: Don't set netdev->trans_start
Setting dev->trans_start caused spurious watchdog warnings.
Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Tue, 17 Nov 2009 05:59:21 +0000 (05:59 +0000)]
linkwatch: linkwatch_forget_dev() to speedup device dismantle
Herbert Xu a écrit :
> On Tue, Nov 17, 2009 at 04:26:04AM -0800, David Miller wrote:
>> Really, the link watch stuff is just due for a redesign. I don't
>> think a simple hack is going to cut it this time, sorry Eric :-)
>
> I have no objections against any redesigns, but since the only
> caller of linkwatch_forget_dev runs in process context with the
> RTNL, it could also legally emit those events.
Thanks guys, here an updated version then, before linkwatch surgery ?
In this version, I force the event to be sent synchronously.
[PATCH net-next-2.6] linkwatch: linkwatch_forget_dev() to speedup device dismantle
time ip link del eth3.103 ; time ip link del eth3.104 ; time ip link del eth3.105
real 0m0.266s
user 0m0.000s
sys 0m0.001s
real 0m0.770s
user 0m0.000s
sys 0m0.000s
real 0m1.022s
user 0m0.000s
sys 0m0.000s
One problem of current schem in vlan dismantle phase is the
holding of device done by following chain :
vlan_dev_stop() ->
netif_carrier_off(dev) ->
linkwatch_fire_event(dev) ->
dev_hold() ...
And __linkwatch_run_queue() runs up to one second later...
A generic fix to this problem is to add a linkwatch_forget_dev() method
to unlink the device from the list of watched devices.
dev->link_watch_next becomes dev->link_watch_list (and use a bit more memory),
to be able to unlink device in O(1).
After patch :
time ip link del eth3.103 ; time ip link del eth3.104 ; time ip link del eth3.105
real 0m0.024s
user 0m0.000s
sys 0m0.000s
real 0m0.032s
user 0m0.000s
sys 0m0.001s
real 0m0.033s
user 0m0.000s
sys 0m0.000s
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Octavian Purdila [Mon, 16 Nov 2009 13:49:49 +0000 (13:49 +0000)]
ipv4: factorize cache clearing for batched unregister operations
Signed-off-by: Octavian Purdila <opurdila@ixiacom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Octavian Purdila [Mon, 16 Nov 2009 13:49:35 +0000 (13:49 +0000)]
net: introduce NETDEV_UNREGISTER_PERNET
This new event is called once for each unique net namespace in batched
unregister operations (with the argument set to a random device from
that namespace) and once per device in non-batched unregister
operations.
It allows us to factorize some device unregister work such as clearing the
routing cache.
Signed-off-by: Octavian Purdila <opurdila@ixiacom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Tue, 17 Nov 2009 08:53:49 +0000 (08:53 +0000)]
macvlan: Precise RX stats accounting
With multi queue devices, its possible that several cpus call
macvlan RX routines simultaneously for the same macvlan device.
We update RX stats counter without any locking, so we can
get slightly wrong counters.
One possible fix is to use percpu counters, to get precise
accounting and also get guarantee of no cache line ping pongs
between cpus.
Note: this adds 16 bytes (32 bytes on 64bit arches) of percpu
data per macvlan device.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Tue, 17 Nov 2009 04:53:09 +0000 (04:53 +0000)]
vlan: Precise RX stats accounting
With multi queue devices, its possible that several cpus call
vlan RX routines simultaneously for the same vlan device.
We update RX stats counter without any locking, so we can
get slightly wrong counters.
One possible fix is to use percpu counters, to get precise
accounting and also get guarantee of no cache line ping pongs
between cpus.
Note: this adds 16 bytes (32 bytes on 64bit arches) of percpu
data per vlan device.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Mon, 16 Nov 2009 03:36:51 +0000 (03:36 +0000)]
net: add dev_txq_stats_fold() helper
Some drivers ndo_get_stats() method need to perform txqueue stats folding.
Move folding from dev_get_stats() to a new dev_txq_stats_fold() function
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stephen Rothwell [Wed, 18 Nov 2009 07:04:59 +0000 (23:04 -0800)]
vmxnet3: using csum_ipv6_magic requires including net/ip6_checksum.h
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Heiko Carstens [Tue, 17 Nov 2009 14:47:02 +0000 (06:47 -0800)]
net/s390 drivers: add missing 'const' attribute
Add missing 'const' attribute to avoid the following compile warnings:
drivers/s390/net/ctcm_main.c: In function 'ctcm_init':
drivers/s390/net/ctcm_main.c:1864: warning: assignment from incompatible pointer type
drivers/s390/net/lcs.c: In function 'lcs_init_module':
drivers/s390/net/lcs.c:2468: warning: assignment from incompatible pointer type
drivers/s390/net/claw.c: In function 'claw_init':
drivers/s390/net/claw.c:3408: warning: assignment from incompatible pointer type
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Changli Gao [Tue, 17 Nov 2009 12:15:16 +0000 (04:15 -0800)]
act_mirred: optimization.
move checking if eaction is valid in tcf_mirred_init()
Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Changli Gao [Tue, 17 Nov 2009 12:14:00 +0000 (04:14 -0800)]
act_mirred: cleanup
1. don't let go back using goto.
2. don't call skb_act_clone() until it is necessary.
3. one exit of the critical context.
Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rémi Denis-Courmont [Mon, 16 Nov 2009 22:17:24 +0000 (22:17 +0000)]
Phonet: missing rcu_dereference()
Reported-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Shreyas Bhatewara [Mon, 16 Nov 2009 13:41:33 +0000 (13:41 +0000)]
net: Getting rid of the x86 dependency to built vmxnet3
This patch removes config dependency on x86 to build vmxnet3 driver. Thus
the driver can be built on big endian architectures now. Although vmxnet3
is not supported on VMs other than x86 architecture, all this code goes in
to ensure correctness. If the code is not dependent on x86, it should not
assume little endian architecture in any of its operations.
Signed-off-by: Shreyas Bhatewara <sbhatewara@vmware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Johannes Berg [Mon, 16 Nov 2009 12:05:34 +0000 (12:05 +0000)]
netlink: remove subscriptions check on notifier
The netlink URELEASE notifier doesn't notify for
sockets that have been used to receive multicast
but it should be called for such sockets as well
since they might _also_ be used for sending and
not solely for receiving multicast. We will need
that for nl80211 (generic netlink sockets) in the
future.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Cc: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Vladislav Zolotarov [Mon, 16 Nov 2009 06:05:58 +0000 (06:05 +0000)]
bnx2x: Handle Rx and Tx together in NAPI
Put Tx and Rx DPC to be handled in the NAPI:
- Saves status blocks.
- Moves the Tx work from hardIRQ to NAPI.
Signed-off-by: Vladislav Zolotarov <vladz@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
fangxiaozhi [Tue, 17 Nov 2009 12:02:24 +0000 (04:02 -0800)]
net: PPP buffer too small for higher speed connections
1. This patch is based on the kernel of 2.6.32-rc7
2. In this patch, we enlarge the out buffer size to optimize the
upload speed for the ppp connection. Then it can support the upload of
HSUPA data cards.
Signed-off-by: fangxiaozhi <huananhu@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Tue, 17 Nov 2009 11:57:12 +0000 (03:57 -0800)]
net/can/mscan: improve build
- move Kconfig entries to the subdirectory
- do remaining renames of mpc52xx to mpc5xxx
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:53 +0000 (12:57 +0000)]
net/can/mscan: add error path to mscan_open()
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:52 +0000 (12:57 +0000)]
net/can/mscan: replace hardcoded values with defines
Not all hardcoded values have been replaced as this made the code quite
unreadable. IMHO this compromise serves the purpose of readability.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:51 +0000 (12:57 +0000)]
net/can/mpc52xx_can: improve properties and their description
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: devicetree-discuss@ozlabs.org
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:50 +0000 (12:57 +0000)]
net/can/mpc52xx_can: refactor clock-get routine
Merge two functions into one. The result is smaller as they can now share some
variables.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:49 +0000 (12:57 +0000)]
net/can/mscan: drop assignment in while-construct
As suggested by Wolfgang Grandegger.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:48 +0000 (12:57 +0000)]
net/can/mscan: fix function annotations
- use extern where apropriate
- don't export symbols
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:47 +0000 (12:57 +0000)]
net/can/mscan: use {clr|set}bits8 macros
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:46 +0000 (12:57 +0000)]
net/can/mscan: drop support for CAN_MODE_{SLEEP|STOP}
The upper layer does not support it yet.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:45 +0000 (12:57 +0000)]
net/can/mscan: trivial fixes
- remove whitespaces
- use ! and ?: when apropriate
- make braces consistent
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Mon, 16 Nov 2009 12:57:44 +0000 (12:57 +0000)]
net/can/mscan: move defines into .h file
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 17 Nov 2009 08:05:02 +0000 (00:05 -0800)]
Merge branch 'master' of /linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/can/Kconfig
zeal [Mon, 16 Nov 2009 04:58:10 +0000 (04:58 +0000)]
KS8695: fix ks8695_rx() unreasonable action.
ks8695_rx() will call refill_buffers() for every incoming packet.
Its not necessary. We just need do it after finishing receiving thing.
And the 'RX dma engine' is in the same situation.
This blocks our user space application. The following patch may fix it.
Signed-off-by: zeal <zealcook@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
zeal [Mon, 16 Nov 2009 04:58:09 +0000 (04:58 +0000)]
KS8695: fix ks8695_rx_irq() bug.
ks8695 rx irq is edge-level. Before arriving at irq handler, the
corresponding status bit has been clear(irq's ack).
So we should not check it after that.
Signed-off-by: zeal <zealcook@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Ben McKeegan [Mon, 16 Nov 2009 03:44:25 +0000 (03:44 +0000)]
ppp: fix BUG on non-linear SKB (multilink receive)
PPP does not correctly call pskb_may_pull() on all necessary receive paths
before reading the PPP protocol, thus causing PPP to report seemingly
random 'unsupported protocols' and eventually trigger BUG_ON(skb->len <
skb->data_len) in skb_pull_rcsum() when receiving multilink protocol in
non-linear skbs.
ppp_receive_nonmp_frame() does not call pskb_may_pull() before reading the
protocol number. For the non-mp receive path this is not a problem, as
this check is done in ppp_receive_frame(). For the mp receive path,
ppp_mp_reconstruct() usually copies the data into a new linear skb.
However, in the case where the frame is made up of a single mp fragment,
the mp header is pulled and the existing skb used. This skb was then
passed to ppp_receive_nonmp_frame() without checking if the encapsulated
protocol header could safely be read.
Signed-off-by: Ben McKeegan <ben@netservers.co.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Breno Leitao [Tue, 10 Nov 2009 08:37:47 +0000 (08:37 +0000)]
ixgbe: Fixing EEH handler to handle more than one error
After commmit
4b77b0a2ba27d64f58f16d8d4d48d8319dda36ff EEH breaks
after the second error, since it calls pci_restore_state()
but it returns 0, since pci->state_saved is false.
So, this patch just call pci_save_state() after pci_restore_state().
Signed-off-by: Breno Leitao <leitao@linux.vnet.ibm.com>
Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 17 Nov 2009 07:43:01 +0000 (23:43 -0800)]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless-2.6
Eric Dumazet [Sun, 15 Nov 2009 23:30:24 +0000 (23:30 +0000)]
net: Fix the rollback test in dev_change_name()
net: Fix the rollback test in dev_change_name()
In dev_change_name() an err variable is used for storing the original
call_netdevice_notifiers() errno (negative) and testing for a rollback
error later, but the test for non-zero is wrong, because the err might
have positive value as well - from dev_alloc_name(). It means the
rollback for a netdevice with a number > 0 will never happen. (The err
test is reordered btw. to make it more readable.)
Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Frank Blaschka [Thu, 12 Nov 2009 00:11:45 +0000 (00:11 +0000)]
qeth: allow dynamic change of rx checksumming
Technically there is no need to set the card offline to change
RX checksumming. Get rid of this stupid limitation.
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Frank Blaschka [Thu, 12 Nov 2009 00:11:44 +0000 (00:11 +0000)]
qeth: rework TSO functions
The maximum TSO size OSA can handle is 15 * PAGE_SIZE. This
patch reduces gso_max_size to this value and adds some sanity
checks and statistics to the TSO implementation.
Since only layer 3 is able to do TSO move all TSO related functions
to the qeth_l3 module.
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Ursula Braun [Thu, 12 Nov 2009 00:11:43 +0000 (00:11 +0000)]
qeth: Recognize return codes of ccw_device_set_online
Setting a qeth device online requires to call function
ccw_device_set_online() for read-, write-, and data-subchannel.
Failures should be detected immediately without an attempt to
invoke follow-on activity qeth_qdio_clear_card().,
In addition, ccw_device_set_online calls are consolidated in
qeth_core_main.c only.
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Ursula Braun [Thu, 12 Nov 2009 00:11:42 +0000 (00:11 +0000)]
qeth: remaining EDDP cleanup
EDDP code has been removed from qeth in 2009. This patch removes two
useless remaining EDDP-references.
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Einar Lueck [Thu, 12 Nov 2009 00:11:41 +0000 (00:11 +0000)]
qeth: Exploit Connection Isolation
Isolate data connection to a shared OSA card against other data
connections to the same OSA card. Connectivity between isolated
data connections sharing the same OSA card is therefore possible only
through external network gear (e.g. a router).
Signed-off-by: Einar Lueck <elelueck@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Mon, 16 Nov 2009 06:23:47 +0000 (22:23 -0800)]
Revert "isdn: isdn_ppp: Use SKB list facilities instead of home-grown implementation."
This reverts commit
38783e671399b5405f1fd177d602c400a9577ae6.
It causes kernel bugzilla #14594
Signed-off-by: David S. Miller <davem@davemloft.net>
Marin Mitov [Fri, 13 Nov 2009 07:58:41 +0000 (07:58 +0000)]
remove deprecated and not used: print_mac()
The function print_mac in net/ethernet/eth.c is marked __deprecated
and not used. Remove it.
Signed-off-by: Marin Mitov <mitov@issp.bas.bg>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jay Vosburgh [Fri, 13 Nov 2009 13:13:01 +0000 (13:13 +0000)]
bonding: fix 802.3ad standards compliance error
The language of 802.3ad 43.4.9 requires the "recordPDU" function
to, in part, compare the Partner parameter values in a received LACPDU
to the stored Actor values. If those match, then the Partner's
synchronization state is set to true.
The current 802.3ad implementation is performing these steps out
of order; first, the synchronization check is done, then the paramters are
checked to see if they match (the synch check being done against a match
check of a prior LACPDU). This causes delays in establishing aggregators
in some circumstances.
This patch modifies the 802.3ad code to call __choose_matched,
the function that does the "match" comparisions, as the first step of
__record_pdu, instead of immediately afterwards. This new behavior is
in compliance with the language of the standard.
Some additional commentary relating to code vs. standard is also
added.
Reported by Martin Patterson <martin@gear6.com> who also supplied
the logic of the fix and verified the patch.
Signed-off-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Fri, 13 Nov 2009 06:33:11 +0000 (06:33 +0000)]
vlan: Use __vlan_hwaccel_put_tag() in rx
Commit
05423b241311c9380 (vlan: allow null VLAN ID to be used)
forgot to update __vlan_hwaccel_rx() & vlan_gro_common()
We need to set VLAN_TAG_PRESENT flag in skb->vlan_tci
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sriram [Thu, 12 Nov 2009 01:55:42 +0000 (01:55 +0000)]
TI Davinci EMAC : Fix Console Hang when bringing the interface down
In the NAPI poll function(emac_poll), check for netif_running()
is unnecassary. In addition to associated runtime overhead, it
also results in a continuous softirq loop when the interface is
brought down under heavy traffic(tested wit Traffic Generator).
Once the interface is disabled, the poll function always returns
zero(with the check for netif_running) and napi_complete() would
never get called resulting in softirq loop.
Signed-off-by: Sriramakrishnan <srk@ti.com>
Acked-by: Chaithrika U S <chaithrika@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Sriram [Thu, 12 Nov 2009 02:14:38 +0000 (02:14 +0000)]
smsc911x: Fix Console Hang when bringing the interface down.
In the NAPI poll function, check for netif_running() is unnecassary.
In addition to associated runtime overhead, it also results in
continuous softirq loop when the interface is brought down under heavy
traffic(tested with Traffic Generator).Once the interface is disabled,
the poll function always returns zero(with the check for netif_running)
and napi_complete() would never get called resulting in softirq loop.
Signed-off-by: Sriramakrishnan <srk@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:52 +0000 (13:03 +0000)]
tg3: Update version to 3.104
This patch updates the tg3 version to 3.104.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:51 +0000 (13:03 +0000)]
tg3: Fix DIDs, Enable 5717 support
This patch fixes the 5717 variant device ID enumerations and adds those
DIDs to the PCI ID table.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:50 +0000 (13:03 +0000)]
tg3: Add rx prod ring consolidation
This patch adds code to funnel each MSI-X vector's rx packet buffers
into a single set of producer rings which will then be submitted to the
hardware.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:49 +0000 (13:03 +0000)]
tg3: Create aliases for rx producer mailbox regs
The rx producer mailbox registers are used in several spots in the code.
The addition of TG3_64BIT_REG_LOW makes register references
uncomfortably long. This patch creates an alias for the standard and
jumbo ring producer index registers to make the code cleaner.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:48 +0000 (13:03 +0000)]
tg3: Lay proucer ring handling groundwork
The patch increases the number of producer rings available and
implements the constructor and destructor code that deals with them.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:47 +0000 (13:03 +0000)]
tg3: Consider rx_std_prod_idx a hw mailbox
This patch changes how the code uses the rx_std_prod_idx member. In the
following patch, the code will be changed so that it will act just like
a hardware mailbox. This patch prepares the code so that memory barriers
can be more easily inserted.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:46 +0000 (13:03 +0000)]
tg3: rename rx_[std|jmb]_ptr
A later patch is going to add consumer indicies for the producer rings.
To keep things readable, this patch renames rx_[std|jmb]_ptr to
rx_[std|jmb]_prod_idx.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:45 +0000 (13:03 +0000)]
tg3: tg3_alloc_rx_skb(tnapi => tp)
This patch converts the tnapi argument of tg3_alloc_rx_skb() to tp. The
level of indirection is unnecessary.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:44 +0000 (13:03 +0000)]
tg3: Add prodring parameter to tg3_alloc_rx_skb()
This patch changes the tg3_alloc_rx_skb() implementation to accept the
destination producer ring set pointer as a parameter rather than
assuming the source and destination producer rings are the same.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:43 +0000 (13:03 +0000)]
tg3: Make tg3_alloc_rx_skb() a dst-only operation
This patch removes the source index parameter of tg3_alloc_rx_skb(). A
later patch will make it possible for the source and destination
producer rings to be different. This patch opts to make
tg3_alloc_rx_skb() a destination-only implementation and move the code
sensitive to the difference elsewhere.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:42 +0000 (13:03 +0000)]
tg3: Move napi_add calls below tg3_get_invariants
tg3_get_invariants(), among other things, discovers whether or not
the device is MSI-X capable and how many interrupts it supports.
This discovery needs to happen before registering NAPI instances with
netdev. This patch moves the code block that calls napi_add later in
tg3_init_one() so that tg3_get_invariants() has a chance to run first.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:41 +0000 (13:03 +0000)]
tg3: Create tg3_poll_msix() for non-zero MSIX vecs
This patch gives all non-zero MSIX vectors their own NAPI handler. This
will make NAPI handling for those vectors slightly more efficient.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:40 +0000 (13:03 +0000)]
tg3: Allow DMAs to cross cacheline boundaries
By default, the 5717 (and future chips) break up PCIe DMA packets across
cacheline boundaries. This isn't necessary on x86. This patch
selectively loosens the restriction.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:39 +0000 (13:03 +0000)]
tg3: Use tg3_start_xmit_dma_bug for 5717 A0
The A0 revision of the 5717 has problems with short packet fragments.
It needs to use the tg3_start_xmit_dma_bug() routine.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:38 +0000 (13:03 +0000)]
tg3: Add new HW_TSO_3 flag for 5717
The 5717 sets up TSO slightly differently in the transmit path. It
looks like this method will be the new way of doing things. This patch
defines a flag to indicate this.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:37 +0000 (13:03 +0000)]
tg3: Refine TSO and MSI discovery
This patch consolidates the TSO capability discovery code into its own
code block. The code that decides whether or not to allow TSO is then
cleaned up. Finally, the patch consolidates all MSI and MSIX
capability code into a single code block.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:36 +0000 (13:03 +0000)]
tg3: Move TG3_FLG2_PROTECTED_NVRAM to tg3_flags3
We need room for another TSO flag and it would be most efficient if it
resided in tg3_flags2. This patch moves the TG3_FLG2_PROTECTED_NVRAM
to tg3_flags3 to make room.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:35 +0000 (13:03 +0000)]
tg3: Napify tg3_start_xmit_dma_bug()
This patch converts tg3_start_xmit_dma_bug() to accomodate multiple NAPI
instances. This is prep work for a later patch in this series.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:34 +0000 (13:03 +0000)]
tg3: Don't touch RCB nic addresses
This patch avoids reprogramming the RCB NIC addresses for all 5755 and
later devices. The address is incorrect for 5717 devices and should be
correct by default for all other affected devices.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Matt Carlson [Fri, 13 Nov 2009 13:03:33 +0000 (13:03 +0000)]
tg3: Add 5717 phy ID
This patch adds the 5717 phy ID.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jarek Poplawski [Sun, 15 Nov 2009 07:20:12 +0000 (07:20 +0000)]
net: Optimize hard_start_xmit() return checking
Recent changes in the TX error propagation require additional checking
and masking of values returned from hard_start_xmit(), mainly to
separate cases where skb was consumed. This aim can be simplified by
changing the order of NETDEV_TX and NET_XMIT codes, because the latter
are treated similarly to negative (ERRNO) values.
After this change much simpler dev_xmit_complete() is also used in
sch_direct_xmit(), so it is moved to netdevice.h.
Additionally NET_RX definitions in netdevice.h are moved up from
between TX codes to avoid confusion while reading the TX comment.
Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Tomas Winkler [Sat, 14 Nov 2009 08:36:36 +0000 (08:36 +0000)]
iwmc3200top: simplify the driver version
drop the version parts not needed for in-tree driver
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Tomas Winkler [Sat, 14 Nov 2009 08:36:35 +0000 (08:36 +0000)]
iwmc3200top: use prefered style for the device table.
Use device id number directly accompany with
comment rather then a #define
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Fri, 13 Nov 2009 21:54:04 +0000 (21:54 +0000)]
net: check the return value of ndo_select_queue()
Check the return value of ndo_select_queue(). If the value isn't smaller
than the real_num_tx_queues, print a warning message, and reset it to zero.
Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
----
Signed-off-by: David S. Miller <davem@davemloft.net>
Amit Kumar Salecha [Fri, 13 Nov 2009 16:37:37 +0000 (16:37 +0000)]
netxen: update MAINTAINERS
Changing MAINTAINERS for netxen nic driver.
Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Roel Kluin [Mon, 16 Nov 2009 05:18:13 +0000 (21:18 -0800)]
mISDN: fix error return in HFCmulti_init()
The returned error should stay negative
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stanislav O. Bezzubtsev [Mon, 16 Nov 2009 05:17:02 +0000 (21:17 -0800)]
forcedeth: mac address fix
Use the existing random_ether_addr() to generate random MAC
instead of doing it by-hand.
Signed-off-by: Stanislav O. Bezzubtsev <stas@lvk.cs.msu.su>
Signed-off-by: David S. Miller <davem@davemloft.net>
Florian Fainelli [Mon, 16 Nov 2009 05:14:59 +0000 (21:14 -0800)]
r6040: fix version printing
The version string already contains the printk level
specifying it again results in the following message
being printed:
<6>r6040: RDC R6040 NAPI ...
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Arnd Bergmann [Mon, 16 Nov 2009 05:13:21 +0000 (21:13 -0800)]
hamradio/mkiss: fix typo in compat_ioctl
My last commit introduced an typo causing the
compat_ioctl function to do nothing useful.
The obvious way for an ioctl function to work
is to look at the command, not the argument first.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Mon, 16 Nov 2009 04:59:34 +0000 (20:59 -0800)]
Merge branch 'master' of git://git./linux/kernel/git/holtmann/bluetooth-2.6
Gustavo F. Padovan [Sun, 18 Oct 2009 00:41:01 +0000 (21:41 -0300)]
Bluetooth: Fix regression with L2CAP configuration in Basic Mode
Basic Mode is the default mode of operation of a L2CAP entity. In
this case the RFC (Retransmission and Flow Control) configuration
option should not be used at all.
Normally remote L2CAP implementation should just ignore this option,
but it can cause various side effects with other Bluetooth stacks
that are not capable of handling unknown options.
Signed-off-by: Gustavo F. Padovan <gustavo@las.ic.unicamp.br>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Gustavo F. Padovan [Tue, 29 Sep 2009 04:42:23 +0000 (01:42 -0300)]
Bluetooth: Select Basic Mode as default for SOCK_SEQPACKET
The default mode for SOCK_SEQPACKET is Basic Mode. So when no
mode has been specified, Basic Mode shall be used.
This is important for current application to keep working as
expected and not cause a regression.
Signed-off-by: Gustavo F. Padovan <gustavo@las.ic.unicamp.br>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Andrei Emeltchenko [Thu, 3 Sep 2009 09:34:19 +0000 (12:34 +0300)]
Bluetooth: Set general bonding security for ACL by default
This patch fixes double pairing issues with Secure Simple
Paring support. It was observed that when pairing with SSP
enabled, that the confirmation will be asked twice.
http://www.spinics.net/lists/linux-bluetooth/msg02473.html
This also causes bug when initiating SSP connection from
Windows Vista.
The reason is because bluetoothd does not store link keys
since HCIGETAUTHINFO returns 0. Setting default to general
bonding fixes these issues.
Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@nokia.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
David S. Miller [Sun, 15 Nov 2009 04:24:30 +0000 (20:24 -0800)]
Merge branch 'for-next' of git://git./linux/kernel/git/lowpan/lowpan
Arnaldo Carvalho de Melo [Sat, 14 Nov 2009 17:02:48 +0000 (09:02 -0800)]
alpha: Fixup recvmmsg syscall glue
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Wolfram Sang [Fri, 13 Nov 2009 06:14:52 +0000 (06:14 +0000)]
net/can: add driver for mscan family & mpc52xx_mscan
Taken from socketcan-svn, fixed remaining todos, cleaned up, tested with a
phyCORE-MPC5200B-IO and a custom board.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: David Miller <davem@davemloft.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rémi Denis-Courmont [Fri, 13 Nov 2009 05:01:19 +0000 (05:01 +0000)]
Phonet: convert routing table to RCU
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Rémi Denis-Courmont [Fri, 13 Nov 2009 05:01:18 +0000 (05:01 +0000)]
Phonet: put protocols array under RCU
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Ursula Braun [Thu, 12 Nov 2009 21:46:30 +0000 (21:46 +0000)]
netiucv: displayed TX bytes value much too high
tx_bytes value must be updated by skb length before skb is freed.
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Ursula Braun [Thu, 12 Nov 2009 21:46:29 +0000 (21:46 +0000)]
s390: remove cu3088 layer for lcs and ctcm
The cu3088-driver used as common base for lcs- and ctcm-devices
makes it difficult to assign the appropriate driver to an lcs-device
or a ctcm-device. This patch eliminates the cu3088-driver and thus
the root device "cu3088". Path /sys/devices/cu3088 is replaced with
the pathes /sys/devices/lcs and /sys/devices/ctcm.
Patch is based on a proposal from Cornelia Huck.
Cc: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Frank Blaschka [Thu, 12 Nov 2009 21:46:28 +0000 (21:46 +0000)]
ctcm: suspend has to wait for outstanding I/O
State transition to DEV_STATE_STOPPED indicates all outstanding I/O has
finished. Add wait queue to wait for this state.
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Ursula Braun [Thu, 12 Nov 2009 21:46:27 +0000 (21:46 +0000)]
iucv: add work_queue cleanup for suspend
If iucv_work_queue is not empty during kernel freeze, a kernel panic
occurs. This suspend-patch adds flushing of the work queue for
pending connection requests and severing of remaining pending
connections.
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Thu, 12 Nov 2009 09:33:09 +0000 (09:33 +0000)]
inetpeer: Optimize inet_getid()
While investigating for network latencies, I found inet_getid() was a
contention point for some workloads, as inet_peer_idlock is shared
by all inet_getid() users regardless of peers.
One way to fix this is to make ip_id_count an atomic_t instead
of __u16, and use atomic_add_return().
In order to keep sizeof(struct inet_peer) = 64 on 64bit arches
tcp_ts_stamp is also converted to __u32 instead of "unsigned long".
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Thu, 12 Nov 2009 04:11:50 +0000 (04:11 +0000)]
ipv6: speedup inet6_dump_addr()
When handling large number of netdevices, inet6_dump_addr()
is very slow because it has O(N^2) complexity.
Instead of scanning one single list, we can use the NETDEV_HASHENTRIES
sub lists of the dev_index hash table, and RCU lookups.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>