Age | Commit message (Collapse) | Author |
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This module and a bunch of dependancies are getting loaded on several
of laptops I have (probably picking up the mobile broadband device),
that have nothing to do with zaurus. Matching by class without
any vendor/device pair isn't the right thing to do here, as it
will prevent any other driver from correctly binding to it.
(Or in the absense of a driver, will just waste time & memory by
unnecessarily loading modules)
Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The two options "CAN bit-timing calculation" and
"Platform CAN drivers with Netlink support" have a "default Y". In order to
activate them by default, change to "default y".
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Wolfgang Grandegger <wg@grandegger.com>
Acked-by: Kurt Van Dijck <kurt.van.dijck@eia.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Function rionet_remove initializes local variable 'ndev' to NULL
and do nothing changes before the call to unregister_netdev(ndev),
this could cause a NULL pointer dereference.
Reported-by: Jesper Juhl <jj@chaosbits.net>
Signed-off-by: Yinglin Luan <synmyth@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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They are 64K and result in order-4 allocations, even with SLUB.
Therefore, just like we always have for the deflate buffers, use
vmalloc.
Reported-by: Martin Jackson <mjackson220.list@gmail.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
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net_device.
Fixed call to skb_record_rx_queue where we were passing the queue index
relative to the adapter when it should have been relative to the net_device.
Signed-off-by: John (Jay) Hernandez <jay@chelsio.com>
Signed-off-by: Divy Le Ray <divy@chelsio.com>
Reported-by: Shawn Bohrer <sbohrer@rgmadvisors.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/romieu/netdev-2.6
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git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into for-davem
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Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Realtek linux nic maintainers <nic_swsd@realtek.com>
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"status" should be an int here for the error handling to work.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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-Support for big endian.
-Do not use USB buffers at the stack.
-Safer/more efficient code for local constants.
Signed-off-by: Marius B. Kotsbak <marius@kotsbak.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In commit 3ac5e26a1e935469a8bdae1d624bc3b59d1fcdc5 entitled
"rtlwifi: rtl8192c-common: Change common firmware routines for addition
of rtl8192se and rtl8192de", the firmware loading code was moved.
Unfortunately, some necessary code was dropped for rtl8192cu.
The dmesg output shows the following:
rtl8192c: Loading firmware file rtlwifi/rtl8192cufw.bin
rtl8192c_common:_rtl92c_fw_free_to_go():<0-0> Polling FW ready fail!! REG_MCUFWDL:0x00000006 .
rtl8192c_common:rtl92c_download_fw():<0-0> Firmware is not ready to run!
In addition, the interface will authenticate and associate, but cannot
transfer data.
This is reported as Kernel Bug #38012.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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When NETCONSOLE_DYNAMIC=y and CONFIGFS_FS=m, there are build errors
in netconsole:
drivers/built-in.o: In function `drop_netconsole_target':
netconsole.c:(.text+0x1a100f): undefined reference to `config_item_put'
drivers/built-in.o: In function `make_netconsole_target':
netconsole.c:(.text+0x1a10b9): undefined reference to `config_item_init_type_name'
drivers/built-in.o: In function `write_msg':
netconsole.c:(.text+0x1a11a4): undefined reference to `config_item_get'
netconsole.c:(.text+0x1a1211): undefined reference to `config_item_put'
drivers/built-in.o: In function `netconsole_netdev_event':
netconsole.c:(.text+0x1a12cc): undefined reference to `config_item_put'
netconsole.c:(.text+0x1a12ec): undefined reference to `config_item_get'
netconsole.c:(.text+0x1a1366): undefined reference to `config_item_put'
drivers/built-in.o: In function `init_netconsole':
netconsole.c:(.init.text+0x953a): undefined reference to `config_group_init'
netconsole.c:(.init.text+0x9560): undefined reference to `configfs_register_subsystem'
drivers/built-in.o: In function `dynamic_netconsole_exit':
netconsole.c:(.exit.text+0x809): undefined reference to `configfs_unregister_subsystem'
so fix the NETCONSOLE_DYNAMIC depends clause to prevent this.
Based on email suggestion from Ben Hutchings. Thanks.
Fixes https://bugzilla.kernel.org/show_bug.cgi?id=37992
Reported-by: David Hill <hilld@binarystorm.net>
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Because the socket buffer is freed in the completion interrupt, it is not
safe to access it after submitting it to the hardware.
Cc: stable@kernel.org
Cc: Sachin Sanap <ssanap@marvell.com>
Cc: Zhangfei Gao <zgao6@marvell.com>
Cc: Philip Rakity <prakity@marvell.com>
Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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As soon as skb is given to hardware, TX completion can free skb under
us.
Therefore, we should update dev stats before kicking the device.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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r8192e_pci
There are two devices with PCI ID 0x10ec:0x8192, namely RTL8192E and
RTL8192SE. The method of distinguishing them is by the revision ID
at offset 0x8 of the PCI configuration space. If the value is 0x10,
then the device uses rtl8192se for a driver.
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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As soon as skb is given to hardware and spinlock released, TX completion
can free skb under us. Therefore, we should update netdev stats before
spinlock release.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/romieu/netdev-2.6
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Otherwise we will not see the name of the slave dev in error
message:
[ 388.469446] (null): doesn't support polling, aborting.
Signed-off-by: WANG Cong <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
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The fst_open() function, after a successful try_module_get() may return
an error code if hdlc_open() returns it. However, it does not put the
module on this error path.
This patch adds the necessary module_put() call.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Pavel Shved <shved@ispras.ru>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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The RIPTR and TIPTR (receive/transmit internal temporary data pointer),
used by microcode as a temporary buffer for data, must be 32-byte aligned
according to the RM for MPC8247.
Tested on mgcoge.
Signed-off-by: Clive Stubbings <clive.stubbings@xentech.co.uk>
Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
cc: Pantelis Antoniou <pantelis.antoniou@gmail.com>
cc: Vitaly Bordug <vbordug@ru.mvista.com>
cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into for-davem
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The size of the desc array is not the size of the desc structure, so
when we try to free up things, we leak some parts.
Reported-by: Regis Dargent <rdargent@edevice.com>
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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Commit 8d8fc29d02a33e4bd5f4fa47823c1fd386346093 changed the behavior of slave
devices in regards to netpoll. Specifically it created a mutually exclusive
relationship between being a slave and a netpoll-capable device. This creates
problems for KVM because guests relied on needing netconsole active on a slave
device to a bridge. Ideally libvirtd could just attach netconsole to the bridge
device instead, but thats currently infeasible, because while the bridge device
supports netpoll, it requires that all slave interface also support it, but the
tun/tap driver currently does not. The most direct solution is to teach tun/tap
to support netpoll, which is implemented by the patch below.
I've not tested this yet, but its pretty straightforward.
Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
Reported-by: Rik van Riel <riel@redhat.com>
CC: Rik van Riel <riel@redhat.com>
CC: Maxim Krasnyansky <maxk@qualcomm.com>
CC: Cong Wang <amwang@redhat.com>
CC: "David S. Miller" <davem@davemloft.net>
Reviewed-by: Rik van Riel <riel@redhat.com>
Tested-by: Rik van Riel <riel@redhat.com>
Reviewed-by: WANG Cong <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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The dp83640 PHY provides time stamp and other information via special
PHY status frames. Previously, the driver decoded the frames and then
let the network stack drop them. This works fine when the PTP messages
come over UDP.
However, when receiving PTP messages via L2 packets, this creates a
problem. The status frames use the official PTP destination MAC address,
and so they are delivered to user space along with the "real" frames,
causing confusion for applications.
This commit fixes the issue by simply dropping the PHY status frames
in the driver.
Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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If two eternal time stamp events occur at nearly the same time, the
phyter will add an extra word into the status frame. This commit fixes
the parsing code to recognize and skip over the extra word.
Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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This PHY is available integrated into BCM63xx series SOCs only.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
drivers/net/phy/Kconfig | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
Acked-by: Florian Fainelli <ffainelli@freebox.fr>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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Introducing driver for the network port of Samsung Kalmia based USB LTE modems.
It has also an ACM interface that previous patches associates with the "option"
module. To access those interfaces, the modem must first be switched from modem
mode using a tool like usb_modeswitch.
As the proprietary protocol has been discovered by watching the MS Windows driver
behavior, there might be errors in the protocol handling, but stable and fast
connection has been established for hours with Norwegian operator NetCom that
distributes this modem with their LTE/4G subscription.
More and updated information about how to use this driver is available here:
http://www.draisberghof.de/usb_modeswitch/bb/viewtopic.php?t=465
https://github.com/mkotsbak/Samsung-GT-B3730-linux-driver
Signed-off-by: Marius B. Kotsbak <marius@kotsbak.com>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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Post commit e4eefec73ea0a740bfe8736e3ac30dfe92fe392b, the stack is
not generating the CCMP header for us anymore. This broke the CCMP
functionality since firmware was not doing this either. Set a flag
to tell the firmware to generate the CCMP header
Signed-off-by: Nishant Sarmukadam <nishants@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Following OOPS was seen when booting with card inserted
BUG: unable to handle kernel NULL pointer dereference at 0000004c
IP: [<f8b7718c>] cfg80211_get_drvinfo+0x21/0x115 [cfg80211]
*pde = 00000000
Oops: 0000 [#1] SMP
Modules linked in: iwl3945 iwl_legacy mwifiex_sdio mac80211 11 sdhci_pci sdhci pl2303
'ethtool' on the mwifiex device returned this OOPS as
wiphy_dev() returned NULL.
Adding missing set_wiphy_dev() call to fix the problem.
Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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WARNING: vmlinux.o(.devinit.text+0x253e): Section mismatch in reference from the function hplance_init_one() to the function .init.text:hplance_init()
The forward declaration had the correct attribute, but the actual function
definition hadn't.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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Fix broken IRQ autoprobing in 3c503 driver:
- improper IRQ freeing (does not free IRQs causes WARN)
- missing break when an working IRQ is found
The driver works with this patch.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Reviewed-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
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Russell King said:
>
> So, to summarize what its doing:
>
> 1. It allocates buffers for rx and tx.
> 2. It maps them with dma_map_single().
> This transfers ownership of the buffer to the DMA device.
> 3. In ep93xx_xmit,
> 3a. It copies the data into the buffer with skb_copy_and_csum_dev()
> This violates the DMA buffer ownership rules - the CPU should
> not be writing to this buffer while it is (in principle) owned
> by the DMA device.
> 3b. It then calls dma_sync_single_for_cpu() for the buffer.
> This transfers ownership of the buffer to the CPU, which surely
> is the wrong direction.
> 4. In ep93xx_rx,
> 4a. It calls dma_sync_single_for_cpu() for the buffer.
> This at least transfers the DMA buffer ownership to the CPU
> before the CPU reads the buffer
> 4b. It then uses skb_copy_to_linear_data() to copy the data out.
> At no point does it transfer ownership back to the DMA device.
> 5. When the driver is removed, it dma_unmap_single()'s the buffer.
> This transfers ownership of the buffer to the CPU.
> 6. It frees the buffer.
>
> While it may work on ep93xx, it's not respecting the DMA API rules,
> and with DMA debugging enabled it will probably encounter quite a few
> warnings.
This patch fixes these violations.
Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Tested-by: Petr Stetiar <ynezz@true.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Commit a197b59ae6e8 (mm: fail GFP_DMA allocations when ZONE_DMA is not
configured) made page allocator to return NULL if GFP_DMA is set but
CONFIG_ZONE_DMA is disabled.
This causes ep93xx_eth to fail:
WARNING: at mm/page_alloc.c:2251 __alloc_pages_nodemask+0x11c/0x638()
Modules linked in:
[<c0035498>] (unwind_backtrace+0x0/0xf4) from [<c0043da4>] (warn_slowpath_common+0x48/0x60)
[<c0043da4>] (warn_slowpath_common+0x48/0x60) from [<c0043dd8>] (warn_slowpath_null+0x1c/0x24)
[<c0043dd8>] (warn_slowpath_null+0x1c/0x24) from [<c0083b6c>] (__alloc_pages_nodemask+0x11c/0x638)
[<c0083b6c>] (__alloc_pages_nodemask+0x11c/0x638) from [<c00366fc>] (__dma_alloc+0x8c/0x3ec)
[<c00366fc>] (__dma_alloc+0x8c/0x3ec) from [<c0036adc>] (dma_alloc_coherent+0x54/0x60)
[<c0036adc>] (dma_alloc_coherent+0x54/0x60) from [<c0227808>] (ep93xx_open+0x20/0x864)
[<c0227808>] (ep93xx_open+0x20/0x864) from [<c0283144>] (__dev_open+0xb8/0x108)
[<c0283144>] (__dev_open+0xb8/0x108) from [<c0280528>] (__dev_change_flags+0x70/0x128)
[<c0280528>] (__dev_change_flags+0x70/0x128) from [<c0283054>] (dev_change_flags+0x10/0x48)
[<c0283054>] (dev_change_flags+0x10/0x48) from [<c001a720>] (ip_auto_config+0x190/0xf68)
[<c001a720>] (ip_auto_config+0x190/0xf68) from [<c00233b0>] (do_one_initcall+0x34/0x18c)
[<c00233b0>] (do_one_initcall+0x34/0x18c) from [<c0008400>] (kernel_init+0x94/0x134)
[<c0008400>] (kernel_init+0x94/0x134) from [<c0030858>] (kernel_thread_exit+0x0/0x8)
Since there is no restrictions for DMA on ep93xx, we can fix this by just
removing the GFP_DMA flag from the call.
Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Tested-by: Petr Stetiar <ynezz@true.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
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We can use simply kmalloc() to allocate the buffers. This also simplifies the
code and allows us to perform DMA sync operations more easily.
Memory is allocated with only GFP_KERNEL since there are no DMA allocation
restrictions on this platform.
Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Tested-by: Petr Stetiar <ynezz@true.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
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We shouldn't use NULL for any DMA API functions, unless we are dealing with
ISA or EISA device. So pass correct struct dev pointer to these functions.
Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Fix:
/tmp/ccvoZ6h8.s: Assembler messages:
/tmp/ccvoZ6h8.s:284: Warning: register range not in ascending order
/tmp/ccvoZ6h8.s:881: Warning: register range not in ascending order
/tmp/ccvoZ6h8.s:1087: Warning: register range not in ascending order
by ensuring that we have temporary variables placed into specific
registers. Reorder the code a bit to allow the resulting assembly
to be slightly more optimal.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
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We were clearing out the multicast filter whenever the interface was
upped, and not setting the mode bits correctly. This can cause
problems if there are any multicast addresses already set at this
point, or if ALLMULTI was set.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Without this the compiler can (and does) optimize register reads away
from within loops, and other such optimizations.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into for-davem
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Each eTSEC device should own localized filer table.
Signed-off-by: Jiajun Wu <b06378@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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We use priv->mutex to avoid race conditions between chswitch_done()
and mac_channel_switch(), when marking channel switch in
progress. But chswitch_done() can be called in atomic context
from rx_csa() or with mutex already taken from commit_rxon().
To fix remove mutex from chswitch_done() and use atomic bitops
for marking channel switch pending.
Cc: stable@kernel.org # 2.6.39+
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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During channge channel, tx power will not send to uCode, the tx power command
should send after scan complete. but should also can send after RXON command.
Stable fix identified by Stanislaw Gruszka <sgruszka@redhat.com>.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Cc: stable@kernel.org [2.6.38+]
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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When SR-IOV is enabled, i350 devices fail to pass traffic. This is due to
the driver attempting to enable RSS on the PF device, which is not
supported by the i350.
When max_vfs is specified on an i350 adapter, set the number of RSS queues
to 1.
This issue affects 2.6.39 as well.
CC: stable@kernel.org
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In the case we fail to allocate a new skb, the old skb should
be resubmitted unmodified.
Fixes bug introduced in a9e12869758430424804.
Signed-off-by: Mike McCormack <mikem@ring3k.org>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Should pass along packet if there's no CRC and no hardware error.
Signed-off-by: Mike McCormack <mikem@ring3k.org>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Setting tx power can be deferred during scan or changing channel.
If after that correct tx power settings will not be sent to device,
we can observe transmission problems and timeouts. Force to send
tx power settings also after partial rxon change, to assure device
always be configured with up-to-date settings.
Resolves:
https://bugzilla.kernel.org/show_bug.cgi?id=36492
Cc: stable@kernel.org # 2.6.39+
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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Avoid queue and run autowakeup_work when device is not present anymore.
That prevent rmmod and device remove crash introduced by:
commit 1c0bcf89d85cc97a0d9ce4cd909351a81fa4fdde
Author: Ivo van Doorn <ivdoorn@gmail.com>
Date: Sat Apr 30 17:18:18 2011 +0200
rt2x00: Add autowake support for USB hardware
Signed-off-by: Stanislaw Gruszka <stf_xl@wp.pl>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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