<feed xmlns='http://www.w3.org/2005/Atom'>
<title>linux-toradex.git/drivers/net/ethernet/nvidia, branch v3.14.4</title>
<subtitle>Linux kernel for Apalis and Colibri modules</subtitle>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/'/>
<entry>
<title>drivers/net: delete non-required instances of include &lt;linux/init.h&gt;</title>
<updated>2014-01-16T19:53:26+00:00</updated>
<author>
<name>Paul Gortmaker</name>
<email>paul.gortmaker@windriver.com</email>
</author>
<published>2014-01-08T20:32:47+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=a81ab36bf52d0ca3a32251a923be1dbced726141'/>
<id>a81ab36bf52d0ca3a32251a923be1dbced726141</id>
<content type='text'>
None of these files are actually using any __init type directives
and hence don't need to include &lt;linux/init.h&gt;.   Most are just a
left over from __devinit and __cpuinit removal, or simply due to
code getting copied from one driver to the next.

This covers everything under drivers/net except for wireless, which
has been submitted separately.

Signed-off-by: Paul Gortmaker &lt;paul.gortmaker@windriver.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
None of these files are actually using any __init type directives
and hence don't need to include &lt;linux/init.h&gt;.   Most are just a
left over from __devinit and __cpuinit removal, or simply due to
code getting copied from one driver to the next.

This covers everything under drivers/net except for wireless, which
has been submitted separately.

Signed-off-by: Paul Gortmaker &lt;paul.gortmaker@windriver.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net</title>
<updated>2013-12-10T01:20:14+00:00</updated>
<author>
<name>David S. Miller</name>
<email>davem@davemloft.net</email>
</author>
<published>2013-12-10T01:20:14+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=34f9f437104b86f6ddfa2770e2cd852846385dc3'/>
<id>34f9f437104b86f6ddfa2770e2cd852846385dc3</id>
<content type='text'>
Merge 'net' into 'net-next' to get the AF_PACKET bug fix that
Daniel's direct transmit changes depend upon.

Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Merge 'net' into 'net-next' to get the AF_PACKET bug fix that
Daniel's direct transmit changes depend upon.

Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>net: forcedeth: remove unnecessary pci_set_drvdata()</title>
<updated>2013-12-09T23:09:28+00:00</updated>
<author>
<name>Jingoo Han</name>
<email>jg1.han@samsung.com</email>
</author>
<published>2013-12-09T03:27:50+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=3722c1b094f33322da55b69fdfafa9cbeb1a3177'/>
<id>3722c1b094f33322da55b69fdfafa9cbeb1a3177</id>
<content type='text'>
The driver core clears the driver data to NULL after device_release
or on probe failure. Thus, it is not needed to manually clear the
device driver data to NULL.

Signed-off-by: Jingoo Han &lt;jg1.han@samsung.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
The driver core clears the driver data to NULL after device_release
or on probe failure. Thus, it is not needed to manually clear the
device driver data to NULL.

Signed-off-by: Jingoo Han &lt;jg1.han@samsung.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>ethernet: Fix FSF address in file headers</title>
<updated>2013-12-06T17:37:55+00:00</updated>
<author>
<name>Jeff Kirsher</name>
<email>jeffrey.t.kirsher@intel.com</email>
</author>
<published>2013-12-06T14:28:43+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=0ab75ae81da249988bf3c7a38e0a48d4b9be1e0c'/>
<id>0ab75ae81da249988bf3c7a38e0a48d4b9be1e0c</id>
<content type='text'>
Several files refer to an old address for the Free Software Foundation
in the file header comment.  Resolve by replacing the address with
the URL &lt;http://www.gnu.org/licenses/&gt; so that we do not have to keep
updating the header comments anytime the address changes.

CC: Santosh Raspatur &lt;santosh@chelsio.com&gt;
CC: Dimitris Michailidis &lt;dm@chelsio.com&gt;
CC: Michael Chan &lt;mchan@broadcom.com&gt;
CC: Santiago Leon &lt;santil@linux.vnet.ibm.com&gt;
CC: Sebastian Hesselbarth &lt;sebastian.hesselbarth@gmail.com&gt;
CC: Olof Johansson &lt;olof@lixom.net&gt;
CC: Manish Chopra &lt;manish.chopra@qlogic.com&gt;
CC: Sony Chacko &lt;sony.chacko@qlogic.com&gt;
CC: Rajesh Borundia &lt;rajesh.borundia@qlogic.com&gt;
CC: Nicolas Pitre &lt;nico@fluxnic.net&gt;
CC: Steve Glendinning &lt;steve.glendinning@shawell.net&gt;
Signed-off-by: Jeff Kirsher &lt;jeffrey.t.kirsher@intel.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Several files refer to an old address for the Free Software Foundation
in the file header comment.  Resolve by replacing the address with
the URL &lt;http://www.gnu.org/licenses/&gt; so that we do not have to keep
updating the header comments anytime the address changes.

CC: Santosh Raspatur &lt;santosh@chelsio.com&gt;
CC: Dimitris Michailidis &lt;dm@chelsio.com&gt;
CC: Michael Chan &lt;mchan@broadcom.com&gt;
CC: Santiago Leon &lt;santil@linux.vnet.ibm.com&gt;
CC: Sebastian Hesselbarth &lt;sebastian.hesselbarth@gmail.com&gt;
CC: Olof Johansson &lt;olof@lixom.net&gt;
CC: Manish Chopra &lt;manish.chopra@qlogic.com&gt;
CC: Sony Chacko &lt;sony.chacko@qlogic.com&gt;
CC: Rajesh Borundia &lt;rajesh.borundia@qlogic.com&gt;
CC: Nicolas Pitre &lt;nico@fluxnic.net&gt;
CC: Steve Glendinning &lt;steve.glendinning@shawell.net&gt;
Signed-off-by: Jeff Kirsher &lt;jeffrey.t.kirsher@intel.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>forcedeth: run loopback test only on chipsets that support it</title>
<updated>2013-12-06T01:59:22+00:00</updated>
<author>
<name>Ivan Vecera</name>
<email>ivecera@redhat.com</email>
</author>
<published>2013-12-04T17:06:51+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=86d9be263a7ad6f17214d7f112b4c8739137485d'/>
<id>86d9be263a7ad6f17214d7f112b4c8739137485d</id>
<content type='text'>
The driver incorrectly run loopback test on chips that don't support it.
Loopback test is only supported by chips that has DEV_HAS_TEST_EXTENDED
flag and returns 4 (NV_TEST_COUNT_EXTENDED) as test count.

Signed-off-by: Ivan Vecera &lt;ivecera@redhat.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
The driver incorrectly run loopback test on chips that don't support it.
Loopback test is only supported by chips that has DEV_HAS_TEST_EXTENDED
flag and returns 4 (NV_TEST_COUNT_EXTENDED) as test count.

Signed-off-by: Ivan Vecera &lt;ivecera@redhat.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>net: Explicitly initialize u64_stats_sync structures for lockdep</title>
<updated>2013-11-06T11:40:25+00:00</updated>
<author>
<name>John Stultz</name>
<email>john.stultz@linaro.org</email>
</author>
<published>2013-10-07T22:51:58+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=827da44c61419f29ae3be198c342e2147f1a10cb'/>
<id>827da44c61419f29ae3be198c342e2147f1a10cb</id>
<content type='text'>
In order to enable lockdep on seqcount/seqlock structures, we
must explicitly initialize any locks.

The u64_stats_sync structure, uses a seqcount, and thus we need
to introduce a u64_stats_init() function and use it to initialize
the structure.

This unfortunately adds a lot of fairly trivial initialization code
to a number of drivers. But the benefit of ensuring correctness makes
this worth while.

Because these changes are required for lockdep to be enabled, and the
changes are quite trivial, I've not yet split this patch out into 30-some
separate patches, as I figured it would be better to get the various
maintainers thoughts on how to best merge this change along with
the seqcount lockdep enablement.

Feedback would be appreciated!

Signed-off-by: John Stultz &lt;john.stultz@linaro.org&gt;
Acked-by: Julian Anastasov &lt;ja@ssi.bg&gt;
Signed-off-by: Peter Zijlstra &lt;peterz@infradead.org&gt;
Cc: Alexey Kuznetsov &lt;kuznet@ms2.inr.ac.ru&gt;
Cc: "David S. Miller" &lt;davem@davemloft.net&gt;
Cc: Eric Dumazet &lt;eric.dumazet@gmail.com&gt;
Cc: Hideaki YOSHIFUJI &lt;yoshfuji@linux-ipv6.org&gt;
Cc: James Morris &lt;jmorris@namei.org&gt;
Cc: Jesse Gross &lt;jesse@nicira.com&gt;
Cc: Mathieu Desnoyers &lt;mathieu.desnoyers@efficios.com&gt;
Cc: "Michael S. Tsirkin" &lt;mst@redhat.com&gt;
Cc: Mirko Lindner &lt;mlindner@marvell.com&gt;
Cc: Patrick McHardy &lt;kaber@trash.net&gt;
Cc: Roger Luethi &lt;rl@hellgate.ch&gt;
Cc: Rusty Russell &lt;rusty@rustcorp.com.au&gt;
Cc: Simon Horman &lt;horms@verge.net.au&gt;
Cc: Stephen Hemminger &lt;stephen@networkplumber.org&gt;
Cc: Steven Rostedt &lt;rostedt@goodmis.org&gt;
Cc: Thomas Petazzoni &lt;thomas.petazzoni@free-electrons.com&gt;
Cc: Wensong Zhang &lt;wensong@linux-vs.org&gt;
Cc: netdev@vger.kernel.org
Link: http://lkml.kernel.org/r/1381186321-4906-2-git-send-email-john.stultz@linaro.org
Signed-off-by: Ingo Molnar &lt;mingo@kernel.org&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
In order to enable lockdep on seqcount/seqlock structures, we
must explicitly initialize any locks.

The u64_stats_sync structure, uses a seqcount, and thus we need
to introduce a u64_stats_init() function and use it to initialize
the structure.

This unfortunately adds a lot of fairly trivial initialization code
to a number of drivers. But the benefit of ensuring correctness makes
this worth while.

Because these changes are required for lockdep to be enabled, and the
changes are quite trivial, I've not yet split this patch out into 30-some
separate patches, as I figured it would be better to get the various
maintainers thoughts on how to best merge this change along with
the seqcount lockdep enablement.

Feedback would be appreciated!

Signed-off-by: John Stultz &lt;john.stultz@linaro.org&gt;
Acked-by: Julian Anastasov &lt;ja@ssi.bg&gt;
Signed-off-by: Peter Zijlstra &lt;peterz@infradead.org&gt;
Cc: Alexey Kuznetsov &lt;kuznet@ms2.inr.ac.ru&gt;
Cc: "David S. Miller" &lt;davem@davemloft.net&gt;
Cc: Eric Dumazet &lt;eric.dumazet@gmail.com&gt;
Cc: Hideaki YOSHIFUJI &lt;yoshfuji@linux-ipv6.org&gt;
Cc: James Morris &lt;jmorris@namei.org&gt;
Cc: Jesse Gross &lt;jesse@nicira.com&gt;
Cc: Mathieu Desnoyers &lt;mathieu.desnoyers@efficios.com&gt;
Cc: "Michael S. Tsirkin" &lt;mst@redhat.com&gt;
Cc: Mirko Lindner &lt;mlindner@marvell.com&gt;
Cc: Patrick McHardy &lt;kaber@trash.net&gt;
Cc: Roger Luethi &lt;rl@hellgate.ch&gt;
Cc: Rusty Russell &lt;rusty@rustcorp.com.au&gt;
Cc: Simon Horman &lt;horms@verge.net.au&gt;
Cc: Stephen Hemminger &lt;stephen@networkplumber.org&gt;
Cc: Steven Rostedt &lt;rostedt@goodmis.org&gt;
Cc: Thomas Petazzoni &lt;thomas.petazzoni@free-electrons.com&gt;
Cc: Wensong Zhang &lt;wensong@linux-vs.org&gt;
Cc: netdev@vger.kernel.org
Link: http://lkml.kernel.org/r/1381186321-4906-2-git-send-email-john.stultz@linaro.org
Signed-off-by: Ingo Molnar &lt;mingo@kernel.org&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>net/ethernet/nvidia/forcedeth: Use module_pci_driver to register driver</title>
<updated>2013-05-22T21:35:05+00:00</updated>
<author>
<name>Peter Hüwe</name>
<email>PeterHuewe@gmx.de</email>
</author>
<published>2013-05-21T13:42:56+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=4f45c40f2c018e5c278988521a74fd5ee06fb819'/>
<id>4f45c40f2c018e5c278988521a74fd5ee06fb819</id>
<content type='text'>
Removing some boilerplate by using module_pci_driver instead of calling
register and unregister in the otherwise empty init/exit functions.

The name of the pci_driver struct had to be changed in order to prevent
a build failure.

Signed-off-by: Peter Huewe &lt;peterhuewe@gmx.de&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Removing some boilerplate by using module_pci_driver instead of calling
register and unregister in the otherwise empty init/exit functions.

The name of the pci_driver struct had to be changed in order to prevent
a build failure.

Signed-off-by: Peter Huewe &lt;peterhuewe@gmx.de&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>net: vlan: add protocol argument to packet tagging functions</title>
<updated>2013-04-19T18:46:06+00:00</updated>
<author>
<name>Patrick McHardy</name>
<email>kaber@trash.net</email>
</author>
<published>2013-04-19T02:04:30+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=86a9bad3ab6b6f858fd4443b48738cabbb6d094c'/>
<id>86a9bad3ab6b6f858fd4443b48738cabbb6d094c</id>
<content type='text'>
Add a protocol argument to the VLAN packet tagging functions. In case of HW
tagging, we need that protocol available in the ndo_start_xmit functions,
so it is stored in a new field in the skb. The new field fits into a hole
(on 64 bit) and doesn't increase the sks's size.

Signed-off-by: Patrick McHardy &lt;kaber@trash.net&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Add a protocol argument to the VLAN packet tagging functions. In case of HW
tagging, we need that protocol available in the ndo_start_xmit functions,
so it is stored in a new field in the skb. The new field fits into a hole
(on 64 bit) and doesn't increase the sks's size.

Signed-off-by: Patrick McHardy &lt;kaber@trash.net&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>net: vlan: rename NETIF_F_HW_VLAN_* feature flags to NETIF_F_HW_VLAN_CTAG_*</title>
<updated>2013-04-19T18:45:26+00:00</updated>
<author>
<name>Patrick McHardy</name>
<email>kaber@trash.net</email>
</author>
<published>2013-04-19T02:04:27+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=f646968f8f7c624587de729115d802372b9063dd'/>
<id>f646968f8f7c624587de729115d802372b9063dd</id>
<content type='text'>
Rename the hardware VLAN acceleration features to include "CTAG" to indicate
that they only support CTAGs. Follow up patches will introduce 802.1ad
server provider tagging (STAGs) and require the distinction for hardware not
supporting acclerating both.

Signed-off-by: Patrick McHardy &lt;kaber@trash.net&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
Rename the hardware VLAN acceleration features to include "CTAG" to indicate
that they only support CTAGs. Follow up patches will introduce 802.1ad
server provider tagging (STAGs) and require the distinction for hardware not
supporting acclerating both.

Signed-off-by: Patrick McHardy &lt;kaber@trash.net&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
</div>
</content>
</entry>
<entry>
<title>forcedeth: Do a dma_mapping_error check after skb_frag_dma_map</title>
<updated>2013-04-02T18:32:24+00:00</updated>
<author>
<name>Neil Horman</name>
<email>nhorman@tuxdriver.com</email>
</author>
<published>2013-04-01T04:31:58+00:00</published>
<link rel='alternate' type='text/html' href='https://git.toradex.cn/cgit/linux-toradex.git/commit/?id=f7f22874267bddcf2f2017d5045fdce390aee8c8'/>
<id>f7f22874267bddcf2f2017d5045fdce390aee8c8</id>
<content type='text'>
This backtrace was recently reported on a 3.9 kernel:

Actual results: from syslog /var/log/messsages:
kernel: [17539.340285] ------------[ cut here ]------------
kernel: [17539.341012] WARNING: at lib/dma-debug.c:937 check_unmap+0x493/0x960()
kernel: [17539.341012] Hardware name: MS-7125
kernel: [17539.341012] forcedeth 0000:00:0a.0: DMA-API: device driver failed to
check map error[device address=0x0000000013c88000] [size=544 bytes] [mapped as
page]
kernel: [17539.341012] Modules linked in: fuse ebtable_nat ipt_MASQUERADE
nf_conntrack_netbios_ns nf_conntrack_broadcast ip6table_nat nf_nat_ipv6
ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 iptable_nat
nf_nat_ipv4 nf_nat iptable_mangle nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack
nf_conntrack bnep bluetooth rfkill ebtable_filter ebtables ip6table_filter
ip6_tables snd_hda_codec_hdmi snd_cmipci snd_mpu401_uart snd_hda_intel
snd_intel8x0 snd_opl3_lib snd_ac97_codec gameport snd_hda_codec snd_rawmidi
ac97_bus snd_hwdep snd_seq snd_seq_device snd_pcm snd_page_alloc snd_timer snd
k8temp soundcore serio_raw i2c_nforce2 forcedeth ata_generic pata_acpi nouveau
video mxm_wmi wmi i2c_algo_bit drm_kms_helper ttm drm i2c_core sata_sil pata_amd
sata_nv uinput
kernel: [17539.341012] Pid: 17340, comm: sshd Not tainted
3.9.0-0.rc4.git0.1.fc19.i686.PAE #1
kernel: [17539.341012] Call Trace:
kernel: [17539.341012]  [&lt;c045573c&gt;] warn_slowpath_common+0x6c/0xa0
kernel: [17539.341012]  [&lt;c0701953&gt;] ? check_unmap+0x493/0x960
kernel: [17539.341012]  [&lt;c0701953&gt;] ? check_unmap+0x493/0x960
kernel: [17539.341012]  [&lt;c04557a3&gt;] warn_slowpath_fmt+0x33/0x40
kernel: [17539.341012]  [&lt;c0701953&gt;] check_unmap+0x493/0x960
kernel: [17539.341012]  [&lt;c049238f&gt;] ? sched_clock_cpu+0xdf/0x150
kernel: [17539.341012]  [&lt;c0701e87&gt;] debug_dma_unmap_page+0x67/0x70
kernel: [17539.341012]  [&lt;f7eae8f2&gt;] nv_unmap_txskb.isra.32+0x92/0x100

Its pretty plainly the result of an skb fragment getting unmapped without having
its initial mapping operation checked for errors.  This patch corrects that.

Signed-off-by: Neil Horman &lt;nhorman@tuxdriver.com&gt;
CC: "David S. Miller" &lt;davem@davemloft.net&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</content>
<content type='xhtml'>
<div xmlns='http://www.w3.org/1999/xhtml'>
<pre>
This backtrace was recently reported on a 3.9 kernel:

Actual results: from syslog /var/log/messsages:
kernel: [17539.340285] ------------[ cut here ]------------
kernel: [17539.341012] WARNING: at lib/dma-debug.c:937 check_unmap+0x493/0x960()
kernel: [17539.341012] Hardware name: MS-7125
kernel: [17539.341012] forcedeth 0000:00:0a.0: DMA-API: device driver failed to
check map error[device address=0x0000000013c88000] [size=544 bytes] [mapped as
page]
kernel: [17539.341012] Modules linked in: fuse ebtable_nat ipt_MASQUERADE
nf_conntrack_netbios_ns nf_conntrack_broadcast ip6table_nat nf_nat_ipv6
ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 iptable_nat
nf_nat_ipv4 nf_nat iptable_mangle nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack
nf_conntrack bnep bluetooth rfkill ebtable_filter ebtables ip6table_filter
ip6_tables snd_hda_codec_hdmi snd_cmipci snd_mpu401_uart snd_hda_intel
snd_intel8x0 snd_opl3_lib snd_ac97_codec gameport snd_hda_codec snd_rawmidi
ac97_bus snd_hwdep snd_seq snd_seq_device snd_pcm snd_page_alloc snd_timer snd
k8temp soundcore serio_raw i2c_nforce2 forcedeth ata_generic pata_acpi nouveau
video mxm_wmi wmi i2c_algo_bit drm_kms_helper ttm drm i2c_core sata_sil pata_amd
sata_nv uinput
kernel: [17539.341012] Pid: 17340, comm: sshd Not tainted
3.9.0-0.rc4.git0.1.fc19.i686.PAE #1
kernel: [17539.341012] Call Trace:
kernel: [17539.341012]  [&lt;c045573c&gt;] warn_slowpath_common+0x6c/0xa0
kernel: [17539.341012]  [&lt;c0701953&gt;] ? check_unmap+0x493/0x960
kernel: [17539.341012]  [&lt;c0701953&gt;] ? check_unmap+0x493/0x960
kernel: [17539.341012]  [&lt;c04557a3&gt;] warn_slowpath_fmt+0x33/0x40
kernel: [17539.341012]  [&lt;c0701953&gt;] check_unmap+0x493/0x960
kernel: [17539.341012]  [&lt;c049238f&gt;] ? sched_clock_cpu+0xdf/0x150
kernel: [17539.341012]  [&lt;c0701e87&gt;] debug_dma_unmap_page+0x67/0x70
kernel: [17539.341012]  [&lt;f7eae8f2&gt;] nv_unmap_txskb.isra.32+0x92/0x100

Its pretty plainly the result of an skb fragment getting unmapped without having
its initial mapping operation checked for errors.  This patch corrects that.

Signed-off-by: Neil Horman &lt;nhorman@tuxdriver.com&gt;
CC: "David S. Miller" &lt;davem@davemloft.net&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
</pre>
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