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When CONFIG_PROC_FS is not set and CONFIG_PPPOL2TP is set,
we have the following warning in build:
drivers/net/pppol2tp.c: In function 'pppol2tp_init':
drivers/net/pppol2tp.c:2472: warning: label
'out_unregister_pppox_proto' defined but not used
This patches fixes this warning by adding appropriate #ifdef.
Signed-off-by: Rami Rosen <ramirose@gmail.com>
Acked-by: James Chapman <jchapman@katalix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This checks if the DMA address is bigger than what the controller can manage.
It will reallocate the buffers in the GFP_DMA zone in that case.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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This patch fixes two off-by-one errors resulting in array overflows
spotted by the Coverity checker.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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This fixes four resource leakages.
In any error path we must deallocate the DMA frame slots we
previously allocated by request_slot().
This is done by storing the ring pointers before doing any ring
allocation and restoring the old pointers in case of an error.
This patch by Michael Buesch has been ported to b43legacy.
Cc: Michael Buesch <mb@bu3sch.de>
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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We must drop any packets we are not able to encrypt.
We must not send them unencrypted or with an all-zero-key (which
basically is the same as unencrypted, from a security point of view).
This might only trigger shortly after resume before mac80211 reassociated
and reconfigured the keys.
It is safe to drop these packets, as the association they belong to
is not guaranteed anymore anyway.
This is a security fix in the sense that it prevents information leakage.
This patch by Michael Buesch has been ported to b43legacy.
Cc: Michael Buesch <mb@bu3sch.de>
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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This patch makes suspend/resume work with the b43legacy driver.
We must not overwrite the MAC addresses in the init function, as this
would also overwrite the MAC on resume. With an all-zero MAC the device
firmware is not able to ACK any received packets anymore.
Fix this by moving the initializion stuff that must be done on init but
not on resume to the start function.
Also zero out filter_flags to make sure we don't have some flags
from a previous instance for a tiny timeframe until mac80211 reconfigures
them.
This patch by Michael Buesch has been ported to b43legacy.
Cc: Michael Buesch <mb@bu3sch.de>
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Fix the crash reported below, which seems to happen on bcm4306 rev. 2 devices
only while using PIO:
Oops: 0000 [#1] PREEMPT
Modules linked in: b43(F) rfkill(F) led_class(F) input_polldev(F) arc4 b43legacy mac80211 cfg80211 i915 drm snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device ohci1394 ieee1394 ssb pcmcia snd_intel8x0m ehci_hcd uhci_hcd evdev
Pid: 0, comm: swapper Tainted: GF (2.6.24st3 #2)
EIP: 0060:[<f90f667b>] EFLAGS: 00010002 CPU: 0
EIP is at b43legacy_pio_handle_txstatus+0xbb/0x210 [b43legacy]
EAX: 0000049b EBX: f11f8044 ECX: 00000001 EDX: 00000000
ESI: f1ff8000 EDI: 00000000 EBP: f11f8040 ESP: c04f4ef4
DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
Process swapper (pid: 0, ti=c04f4000 task=c0488300 task.ti=c04b8000)
Stack: f90f2788 c05009f0 c0500900 000010f7 f1053823 c04f4f24 dfb8e800 00000003
f1368000 00000007 00000296 f90f1975 00001000 010c0800 01000000 00000007
f90f6391 f11f8000 00000082 c04f4f4a 00000000 00004fd0 10f70000 8c061000
Call Trace:
[<f90f2788>] b43legacy_debugfs_log_txstat+0x48/0xb0 [b43legacy]
[<f90f1975>] b43legacy_handle_hwtxstatus+0x75/0x80 [b43legacy]
[<f90f6391>] b43legacy_pio_rx+0x201/0x280 [b43legacy]
[<f90e4fa3>] b43legacy_interrupt_tasklet+0x2e3/0x870 [b43legacy]
[<c0123567>] tasklet_action+0x27/0x60
[<c01237b4>] __do_softirq+0x54/0xb0
[<c010686b>] do_softirq+0x7b/0xe0
[<c01457c0>] handle_level_irq+0x0/0x110
[<c01457c0>] handle_level_irq+0x0/0x110
[<c0123758>] irq_exit+0x38/0x40
[<c0106953>] do_IRQ+0x83/0xd0
[<c011812f>] __update_rq_clock+0x4f/0x180
[<c0104b4f>] common_interrupt+0x23/0x28
[<c011007b>] wakeup_code+0x7b/0xde
[<c02b1039>] acpi_processor_idle+0x24a/0x3c9
[<c01025c7>] cpu_idle+0x47/0x80
[<c04b9ad5>] start_kernel+0x205/0x290
[<c04b9360>] unknown_bootoption+0x0/0x1f0
=======================
Code: 0f 00 00 81 fb ff 00 00 00 0f 87 36 01 00 00 8d 04 db 85 ff 8d 6c c6 40 8d 5d 04 0f 85 ef 00 00 00 fe 4e 0e 0f b7 46 0c 8b 53 04 <8b> 4a 50 29 c8 83 e8 52 66 89 46 0c 8b 54 24 14 80 7a 0b 00 74
EIP: [<f90f667b>] b43legacy_pio_handle_txstatus+0xbb/0x210 [b43legacy] SS:ESP 0068:c04f4ef4
Kernel panic - not syncing: Fatal exception in interrupt
Signed-off-by: Stefano Brivio <stefano.brivio@polimi.it>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Generic HDLC now uses random_ether_addr() for generating MAC addresse
for Ethernet-alike interfaces.
Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Removes now unneeded struct hdlc_device_desc
Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Fixes kernel panic in Frame Relay mode
Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Just like our other drivers before we can switch ixgbe to
provide real-time packet/byte counters to the stack easily.
Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Several counters behave differently on 82598 causing them to display
incorrect values. Adjust the accounting so the reported numbers
make sense and do not double count or represent the wrong item.
Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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We were not returning CHECKSUM_NONE in a lot of cases which is
wrong. Move common exit points in this function and error code
up before the actual work in this function.
Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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A gap was left in the FW release/grab code in up/down path. Fix
it by making the release/grab code a function and calling it in
appropriate locations.
Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The i82598 can support various media types but this ethtool
code only was coded for fiber just yet.
Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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This ports Herbert Xu's "maybe_stop_tx" code and removes the tx_lock
which is not needed.
Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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After testing we confirmed that the irq_sem can safely be
removed from ixgbe.
Add strict state checking code to various ethtool parts to
properly protect against races between various driver reset
paths.
Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Changes in other networking paths uncovered a bug in the xircom_cb
driver which made the kernel spew lots of the following error messages:
BUG eth1 code -5 qlen 0
It turned out that the driver returned -EIO when there was no
descriptor available for sending packets. It should return
NETDEV_TX_BUSY instead. This was discussed on the netdev list before,
see http://thread.gmane.org/gmane.linux.network/84603 .
Signed-off-by: Erik Mouw <mouw@nl.linux.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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Add a check for the pci_register_driver() return value. Removed unused
variable pad_allocated.
The aim of this patch is to remove the following warning messages:
drivers/net/tlan.c: In function 'tlan_probe':
drivers/net/tlan.c:486: warning: ignoring return value of 'pci_register_driver', declared with attribute warn_unused_result
Signed-off-by: Leonardo Potenza <lpotenza@inwind.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The Marvell Orion system on chips have an integrated mv643xx MAC. On these
little endian ARM devices mv643xx will oops when checksum offload is
enabled. Swapping the byte order of the protocol and checksum solves this
problem.
Signed-off-by: Byron Bradley <byron.bbradley@gmail.com>
Cc: Dale Farnsworth <dale@farnsworth.org>
Cc: Manish Lachwani <mlachwani@mvista.com>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The Yukon FE chip has a ram buffer therefore it needs the alignment
restriction and hang check workarounds.
Therefore:
* Autodetect the prescence/absence of ram buffer
* Rename the flag value to reflect this
* Use it consistently (ie don't reread register)
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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WARNING: vmlinux.o(.text+0x25dca0): Section mismatch in reference from the function .veth_probe() to the function .init.text:.veth_probe_one()
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (21 commits)
[PKT_SCHED]: vlan tag match
[NET]: Add if_addrlabel.h to sanitized headers.
[NET] rtnetlink.c: remove no longer used functions
[ICMP]: Restore pskb_pull calls in receive function
[INET]: Fix accidentally broken inet(6)_hash_connect's port offset calculations.
[NET]: Remove further references to net-modules.txt
bluetooth rfcomm tty: destroy before tty_close()
bluetooth: blacklist another Broadcom BCM2035 device
drivers/bluetooth/btsdio.c: fix double-free
drivers/bluetooth/bpa10x.c: fix memleak
bluetooth: uninlining
bluetooth: hidp_process_hid_control remove unnecessary parameter dealing
tun: impossible to deassert IFF_ONE_QUEUE or IFF_NO_PI
hamradio: fix dmascc section mismatch
[SCTP]: Fix kernel panic while received AUTH chunk with BAD shared key identifier
[SCTP]: Fix kernel panic while received AUTH chunk while enabled auth
[IPV4]: Formatting fix for /proc/net/fib_trie.
[IPV6]: Fix sysctl compilation error.
[NET_SCHED]: Add #ifdef CONFIG_NET_EMATCH in net/sched/cls_flow.c (latest git broken build)
[IPV4]: Fix compile error building without CONFIG_FS_PROC
...
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git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
RDMA/nes: Add a driver for NetEffect RNICs
IB/mthca: Return proper error codes from mthca_fmr_alloc()
IB: Avoid marking __devinitdata as const
IB/mlx4: Actually print out the driver version
IB/ib_mthca: Pre-link receive WQEs in Tavor mode
IB/mthca: Remove checks for srq->first_free < 0
IB/fmr_pool: Allocate page list for pool FMRs only when caching enabled
IB/srp: Retry stale connections
mlx4_core: Don't read reserved fields in mlx4_QUERY_ADAPTER()
IB/mthca: Don't read reserved fields in mthca_QUERY_ADAPTER()
IPoIB: Remove a misleading debug print
IPoIB: Handle bonding failover race for connected neighbours too
IB/mthca: Fix and simplify page size calculation in mthca_reg_phys_mr()
IB/ehca: Add PMA support
IB/ehca: Update sma_attr also in case of disruptive config change
IB/ehca: Prevent sending UD packets to QP0
IB/cm: Add interim support for routed paths
mlx4_core: Fix more section mismatches
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Modify the b43 driver to avoid deadlocking suspend and resume, which happens
as a result of attempting to unregister device objects locked by the PM core
during suspend/resume cycles. Also, make it use a suspend-safe method of
unregistering device object in the resume error path.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Michael Buesch <mb@bu3sch.de>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: "John W. Linville" <linville@tuxdriver.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Len Brown <lenb@kernel.org>
Cc: Greg KH <greg@kroah.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Replace latency.c use with pm_qos_params use.
Signed-off-by: mark gross <mgross@linux.intel.com>
Cc: "John W. Linville" <linville@tuxdriver.com>
Cc: Len Brown <lenb@kernel.org>
Cc: Jaroslav Kysela <perex@suse.cz>
Cc: Takashi Iwai <tiwai@suse.de>
Cc: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Checking if an address is a vmalloc address is done in a couple of places.
Define a common version in mm.h and replace the other checks.
Again the include structures suck. The definition of VMALLOC_START and
VMALLOC_END is not available in vmalloc.h since highmem.c cannot be included
there.
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Fixing:
CHECK drivers/net/pcmcia/pcnet_cs.c
drivers/net/pcmcia/pcnet_cs.c:523:15: warning: symbol 'hw_info' shadows an earlier one
drivers/net/pcmcia/pcnet_cs.c:148:18: originally declared here
Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Fixing:
CHECK drivers/net/pcmcia/fmvj18x_cs.c
drivers/net/pcmcia/fmvj18x_cs.c:1205:6: warning: symbol 'i' shadows an earlier one
drivers/net/pcmcia/fmvj18x_cs.c:1179:9: originally declared here
Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Use 'max(x,y)' instead of 'x < y ? y : x'.
Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Fixing:
CHECK drivers/net/pcmcia/axnet_cs.c
drivers/net/pcmcia/axnet_cs.c:994:5: warning: symbol 'ax_close' was not declared. Should it be static?
drivers/net/pcmcia/axnet_cs.c:1017:6: warning: symbol 'ei_tx_timeout' was not declared. Should it be static?
Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Fixing:
CHECK drivers/net/pcmcia/3c574_cs.c
drivers/net/pcmcia/3c574_cs.c:695:7: warning: symbol 'i' shadows an earlier one
drivers/net/pcmcia/3c574_cs.c:636:6: originally declared here
Signed-off-by: Richard Knutson <ricknu-0@student.ltu.se>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Remove kio_addr_t, and replace it with unsigned int. No known architecture
needs more than 32 bits for IO addresses and ports and having a separate type
for it is just messy.
Signed-off-by: Olof Johansson <olof@lixom.net>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Matthew Wilcox <matthew@wil.cx>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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m68k:
drivers/net/wireless/b43/main.c:251: error: implicit declaration of function 'mmiowb'
Cc: "John W. Linville" <linville@tuxdriver.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The Kconfig of igb and enc28j60 contains references to
obsolet Documentation/networking/net-modules.txt.
Signed-off-by: Johann Felix Soden <johfel@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
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From: "Nathaniel Filardo" <nwfilardo@gmail.com>
Taken from http://bugzilla.kernel.org/show_bug.cgi?id=9806
The TUN/TAP driver only permits one-way transitions of IFF_NO_PI or
IFF_ONE_QUEUE during the lifetime of a tap/tun interface. Note that
tun_set_iff contains
541 if (ifr->ifr_flags & IFF_NO_PI)
542 tun->flags |= TUN_NO_PI;
543
544 if (ifr->ifr_flags & IFF_ONE_QUEUE)
545 tun->flags |= TUN_ONE_QUEUE;
This is easily fixed by adding else branches which clear these bits.
Steps to reproduce:
This is easily reproduced by setting an interface persistant using tunctl then
attempting to open it as IFF_TAP or IFF_TUN, without asserting the IFF_NO_PI
flag. The ioctl() will succeed and the ifr.flags word is not modified, but the
interface remains in IFF_NO_PI mode (as it was set by tunctl).
Acked-by: Maxim Krasnyansky <maxk@qualcomm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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hw[] is used in both init and exit functions so it cannot be initdata (section
mismatch is when CONFIG_MODULES=n and CONFIG_DMASCC=y).
WARNING: vmlinux.o(.exit.text+0xba7): Section mismatch: reference to .init.data: (between 'dmascc_exit' and 'sixpack_exit_driver')
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Klaus Kudielka <klaus.kudielka@gmx.net>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Signed-off-by: Roland Dreier <rolandd@cisco.com>
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The firmware QUERY_ADAPTER command does not return vendor_id,
device_id, and revision_id; eliminate these fields from the query.
Initialize the rev_id field of the mlx4 device via init_node_data (MAD
IFC query), as is done in the query_device verb implementation.
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
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Commit 3d73c288 ("mlx4_core: Fix section mismatches") fixed some of
the section mismatches introduced when error recovery was added, but
there were still more cases of errory recovery code calling into
__devinit code from regular .text. Fix this by getting rid of the
now-incorrect __devinit annotations.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
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* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: (25 commits)
virtio: balloon driver
virtio: Use PCI revision field to indicate virtio PCI ABI version
virtio: PCI device
virtio_blk: implement naming for vda-vdz,vdaa-vdzz,vdaaa-vdzzz
virtio_blk: Dont waste major numbers
virtio_blk: provide getgeo
virtio_net: parametrize the napi_weight for virtio receive queue.
virtio: free transmit skbs when notified, not on next xmit.
virtio: flush buffers on open
virtnet: remove double ether_setup
virtio: Allow virtio to be modular and used by modules
virtio: Use the sg_phys convenience function.
virtio: Put the virtio under the virtualization menu
virtio: handle interrupts after callbacks turned off
virtio: reset function
virtio: populate network rings in the probe routine, not open
virtio: Tweak virtio_net defines
virtio: Net header needs hdr_len
virtio: remove unused id field from struct virtio_blk_outhdr
virtio: clarify NO_NOTIFY flag usage
...
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* git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial: (79 commits)
Jesper Juhl is the new trivial patches maintainer
Documentation: mention email-clients.txt in SubmittingPatches
fs/binfmt_elf.c: spello fix
do_invalidatepage() comment typo fix
Documentation/filesystems/porting fixes
typo fixes in net/core/net_namespace.c
typo fix in net/rfkill/rfkill.c
typo fixes in net/sctp/sm_statefuns.c
lib/: Spelling fixes
kernel/: Spelling fixes
include/scsi/: Spelling fixes
include/linux/: Spelling fixes
include/asm-m68knommu/: Spelling fixes
include/asm-frv/: Spelling fixes
fs/: Spelling fixes
drivers/watchdog/: Spelling fixes
drivers/video/: Spelling fixes
drivers/ssb/: Spelling fixes
drivers/serial/: Spelling fixes
drivers/scsi/: Spelling fixes
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It is done in order to improve performance.
Signed-off-by: Dor Laor <dor.laor@qumranet.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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This fixes a potential dangling xmit problem.
We also suppress refill interrupts until we need them.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Fix bug found by Christian Borntraeger: if the other side fills all
the registered network buffers before we enable NAPI, we will never
get an interrupt. The simplest fix is to process the input queue once
on open.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Hello Rusty,
virtnet_probe already calls alloc_etherdev, which calls ether_setup.
There is no need to do that again.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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This patch moves virtio under the virtualization menu and changes virtio
devices to not claim to only be for lguest.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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A reset function solves three problems:
1) It allows us to renegotiate features, eg. if we want to upgrade a
guest driver without rebooting the guest.
2) It gives us a clean way of shutting down virtqueues: after a reset,
we know that the buffers won't be used by the host, and
3) It helps the guest recover from messed-up drivers.
So we remove the ->shutdown hook, and the only way we now remove
feature bits is via reset.
We leave it to the driver to do the reset before it deletes queues:
the balloon driver, for example, needs to chat to the host in its
remove function.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Since we want to reset the device to remove them, this is simpler
(device is reset for us on driver remove).
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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