On Mon, Dec 15, 2014 at 02:50:32PM -0200, Gustavo Duarte wrote:
Hi Greg,
The Notebook has physically 2 port USB 2.0 and one port USB 3.0. The
manufacturer specs says that and the output of the command lsusb says
the same:
$ lsusb
Bus 001 Device 002: ID 058f:6254 Alcor Micro Corp. USB
On Mon, Dec 15, 2014 at 06:47:21PM -0200, Gustavo Duarte wrote:
00:14.0 USB controller: Intel Corporation ValleyView USB xHCI Host
Controller (rev 0e)
Subsystem: CLEVO/KAPOK Computer Device 5471
Kernel driver in use: xhci_hcd
One host controller.
Seems like here is happening you are
On Mon, Dec 15, 2014 at 07:32:52PM -0200, Gustavo Duarte wrote:
Greg,
Thanks for confirm my thought.
I tried with a kernel 3.16 builded by Ubuntu guys,
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.16-utopic/linux-image-3.16.0-031600-generic_3.16.0-031600.201408031935_amd64.deb
On Mon, Dec 15, 2014 at 06:26:41PM -0600, Jonathan Jin wrote:
Address checkpatch.pl complaints regarding proper struct brace placement
Minor nit, why the extra spaces at the front of the line?
And properly wrap your lines at 72 columns, like git should have told
you to in the editor.
thanks,
On Mon, Dec 15, 2014 at 06:26:39PM -0600, Jonathan Jin wrote:
At Greg KH's advice, I've revised my previous formatting patch by splicing it
into two separate patches in the same sequence. If I could get additional
feedback, I'd very much appreciate it.
This patch sequence cleans up the
On Sun, Dec 14, 2014 at 09:18:54AM -0800, Mandeep Sandhu wrote:
Have you asked the original author about this? There has to be some
reason the patch was not accepted, right? Try asking them what happened
No, because the email address recorded in the patch is no longer valid.
If that's
On Mon, Dec 15, 2014 at 04:23:18AM +, karthik nayak wrote:
On Mon, Dec 15, 2014, 7:31 AM Greg KH g...@kroah.com wrote:
On Sun, Dec 14, 2014 at 07:36:23PM -0600, Jonathan Jin wrote:
This patch cleans up the following coding style issues that are detected
by
checkpatch
On Fri, Dec 12, 2014 at 10:36:00PM -0800, Mandeep Sandhu wrote:
On Fri, Dec 12, 2014 at 8:02 PM, Greg KH g...@kroah.com wrote:
On Fri, Dec 12, 2014 at 02:29:22PM -0800, Mandeep Sandhu wrote:
Thanks Greg!
One more thing. Should the 'Tested-by:' tag be added in every commit
manually
On Fri, Dec 12, 2014 at 02:05:50PM -0800, Mandeep Sandhu wrote:
How does one send this kind of summary email? Is it generated manually
or through some git format-patch/send-email foo magic?
I have 4 patches that I have to submit. I'd like to send a summary
email (0/4) explaining the changes.
On Fri, Dec 12, 2014 at 02:29:22PM -0800, Mandeep Sandhu wrote:
Thanks Greg!
One more thing. Should the 'Tested-by:' tag be added in every commit
manually, or only one of them is enough (the last patch really
implements the functionality and the rest are 'preparatory' commits)?
Tested-by is
On Thu, Dec 11, 2014 at 09:52:06PM +0530, p.rameshb...@globaledgesoft.com wrote:
For Example,
I have a device, I inserted it and it is working fine after I inserted,
but I don't know what are all the modules are inserted for that particular
device. So how can I check that one?
The book,
On Mon, Dec 08, 2014 at 03:12:24PM -0800, Anish Kumar wrote:
I am sure you can get help in Linux mailing list as kernel newbies
list would not be be able to answer this.I think there is specific
scheduler mailing list.
People do not answer other people's homework questions on public mailing
On Tue, Dec 02, 2014 at 02:38:27PM +0530, Raghavendra wrote:
Hello all,
I am using Ubuntu-12.04 which came with 3.2 kernel. Parallel to this,
I've compiled and installed 3.12.1 kernel using the Ubuntu-3.2's
configuration, and the compiler which came with the distro. I've noticed
that
On Wed, Dec 03, 2014 at 09:26:34AM +0530, Raghavendra wrote:
Hello Greg,
Thank you for the reply.
On Tuesday 02 December 2014 11:46 PM, Greg KH wrote:
On Tue, Dec 02, 2014 at 02:38:27PM +0530, Raghavendra wrote:
Hello all,
I am using Ubuntu-12.04 which came with 3.2 kernel. Parallel
On Sat, Nov 29, 2014 at 12:25:43AM +0900, J.Hwan Kim wrote:
Hi, everyone
As far as I know, the kernel memory limit is 1GB in 32bit system.
Is it also applicable to 64bit system?
What's the limit of kernel memory in 64bit system?
There is no limit :)
What do you really want to know this
On Fri, Nov 21, 2014 at 12:55:46PM +0200, Kevin Wilson wrote:
The thing is that crash of the daemon sometimes occur, from this
reason or other.
The question is how the kernel module will be aware of such
userspace agent crash, in order to reset its state ?
Sounds like a horrible design, and I
On Fri, Nov 21, 2014 at 01:16:21PM +, Sunil Shahu wrote:
Hello,
I am looking into platform driver and devices and understood HOW platform
driver's probe is called from kernel doc and following forum.
http://comments.gmane.org/gmane.linux.kernel.kernelnewbies/37050
For further
On Fri, Nov 21, 2014 at 03:21:57PM -0200, Raphael Philipe wrote:
I have a device driver that requests a lot o memory regions with ioremap and
request_mem_region.
Today I came across devres. I would like to known your oppinion regarding it?
If you don't know it, take a look here.
On Fri, Nov 21, 2014 at 06:20:01PM +0530, Amit Agarwal wrote:
On 14-11-21 12:51:29, Anupam Kapoor wrote:
most likely you offload enabled on your card, try disabling that to see if
tcpdump does the right thing for you
ethtool -k intf - does not show anything for vlan.
More information:
On Thu, Nov 20, 2014 at 10:05:04AM +0800, 秦弋戈 wrote:
Hi,
This problem has puzzled me for a long time. A normal C make file could parse
the reliance and just regenerate the modified source file. But each time when
I
modified the kernel and recompile it, it does a complete compilation, no
On Wed, Oct 22, 2014 at 10:05:30PM -0500, Jaime Arrocha wrote:
Good day,
The TODO document has the addresses of where to send a patch, but if
you run get_maintainer.pl it gives me a different person to address
it, gregkh for example.
if you don't cc: me, the patch will not get merged, it's
On Wed, Oct 08, 2014 at 04:39:17PM +0900, manty kuma wrote:
Hi,
I want a user process to be notified on device wakeup so that I can print some
related information.
Really? My device can wakeup thousands of times a second, what are
you going to do with that type of information?
Which
On Thu, Oct 02, 2014 at 10:03:15AM +0200, Luca Ellero wrote:
Hi,
I'm working on an ARM platform running Linux kernel 2.6.35.
Wow, you do realize just how old and obsolete that is, right? Please
upgrade to a new kernel version, you can not get any help from anyone in
the community for something
On Tue, Sep 30, 2014 at 12:27:12PM +0200, Michele Curti wrote:
Hi all,
it's just a curiosity.
Since the use of an initramfs doubles the kernel boot time I decided to play a
little compiling as built-in the modules required to mount root (starting
from a localmodconfig).
Everything ok,
On Sat, Sep 20, 2014 at 09:47:10AM -0400, John de la Garza wrote:
On Fri, Sep 19, 2014 at 08:12:23PM -0700, Greg KH wrote:
the kernel EFI framebuffer driver is odd, and probably can not support
your console fonts. I know mine can not, sorry.
When the machine first starts loading
On Fri, Sep 19, 2014 at 10:16:52PM -0400, John de la Garza wrote:
When I boot up I see the 12x22 fonts for a while then it switches to
the tiny fonts default font about half way throught the boot process.
My goal is to have the system running with the 12x22 fonts. I do not
plan to run X.
On Wed, Sep 17, 2014 at 02:04:04AM +0800, Alvin Abitria wrote:
Hello,
In my pci driver for a certain pci device, I implemented the pci error
handler functions (error_detected, slot_reset methods, etc). I want
to trigger a pci error for me to exercise those handlers and observe
its
On Tue, Sep 16, 2014 at 08:25:51PM -0400, Valdis Kletnieks wrote:
In general, stand-alone patches to fix checkpatch whining are a Bad
Idea(TM).
snip
And here's why checkpatch patches are a Good Idea(TM):
- it teaches you how to set up your email client properly
- it teaches you how to
On Tue, Sep 16, 2014 at 11:42:18PM -0400, valdis.kletni...@vt.edu wrote:
(And this sort of analysis is exactly *why* people need to apply their brains
when looking at checkpatch output)
No one has ever said that they shouldn't.
Remember, I know _lots_ of kernel developers who started with
On Tue, Sep 16, 2014 at 10:04:27AM +0900, hdarwin wrote:
Hi there.
I'm playing kernel module development challenge.
I read http://lxr.free-electrons.com/source/Documentation/CodingStyle and
learn how to write right code.
I am sure that there's no coding style error in following files.
On Sun, Sep 14, 2014 at 09:53:03PM +0800, Alvin Abitria wrote:
Hello Gurus,
Try posting your code to the linux-fsde...@vger.kernel.org mailing list.
The developers there should be able to help you out with these
questions.
thanks,
greg k-h
___
On Sat, Sep 13, 2014 at 05:34:11PM +0300, Kevin Wilson wrote:
Hi,
I have a single source file which I wrote, implementing a kernel
module: helloworld.c
In order to built it, I prepared the following Makefile:
obj-m += helloworld.o
all:
make -C /lib/modules/$(shell uname -r)/build
On Tue, Sep 09, 2014 at 06:53:55PM +0530, Manavendra Nath Manav wrote:
While reading the book Essential Linux device drivers it says user mode code
is allowed to page fault, however, whereas kernel mode code isn't.
Why is it so? Why can't kernel mode code handle the page fault and reload the
On Mon, Sep 08, 2014 at 11:31:32AM +0800, lx wrote:
hi all:
I read this article, but I can't understand this section:
Most USB device drivers should pass these tables to the USB subsystem as
well as to the module management
On Fri, Sep 05, 2014 at 06:42:41PM +0200, Matthias Beyer wrote:
Hi,
I do big (cleanup) changes in
drivers/staging/bcm/
Recently, I managed to piss off greg-kh by sending in a patch that
broke the build[0].
After some time off, I want to re-start doing patches in this driver
On Fri, Sep 05, 2014 at 01:02:17PM -0700, Mandeep Sandhu wrote:
Also do a faster make, with the -j option. Pass in 2x the number of CPU
cores you have, so if you have 2 cores do:
make -j4
to get a _much_ faster build.
Isn't the usual wisdom to run as many jobs as the
On Sat, Aug 30, 2014 at 04:18:21AM -0500, Drew Fustini wrote:
Hi - I noticed the kselftest target in the kernel Makefile and decided
to try it out of curiosity:
afustini@lappy486:~/dev/linux/lappy486/git/kernels/mainline$ sudo make
kselftest
Has anyone run kselftest successfully?
Try
On Wed, Aug 20, 2014 at 11:33:26PM +0530, Sricharan Chalasani wrote:
Hi List,
Thanks in advance.
In the existing IIO drivers (linux-3.16), my understanding is that Hardware
Triggers are just used to copy sampled data from the ADC to the Kernel buffer.
I think none of the hardware triggers
On Tue, Aug 19, 2014 at 08:38:24AM -0700, Loris Degioanni wrote:
(resending making sure this is not part of another thread)
I'm looking for an efficient way to determine the type of an fd (file,
socket...) given its number, from a kernel module.
You don't have a number from within the
On Mon, Aug 18, 2014 at 09:50:44AM +0200, testlaster wrote:
Hey Guys
Im writing a PCI driver in Linux ( Lubuntu ). Now its not an entire
driver its really just a little program that will latch onto a space of
ram and dump the entire content of the ram into a file.
I have done this before
On Mon, Aug 18, 2014 at 02:30:33PM +0200, testlaster wrote:
Hi Greg
Yes I have read the book and some of it does make sense to me.
What doesnt make sense though is that my pci.h file that I have found
/include/linux only has like 30 lines max?
$ wc include/linux/pci.h
1832 7982 65670
On Fri, Aug 15, 2014 at 05:54:19PM +0530, Ulka Vaze wrote:
Hi,
I want to find the device address of scsi generic /dev/sg2 inside kernel.
Is there any way to find that ?
Any pointers are appreciated.
What exactly do you mean by device address? And from where are you
trying to find this, and
On Wed, Aug 13, 2014 at 09:46:51AM -0300, Daniel Hilst Selli wrote:
One last question, supposing I need to create multiple /dev nodes, do I need
to
allocate one struct cdev for each major:minor pair (cdev_alloc(),
cdev_init(), cdev_add())?
No, you can allocate multiple minor numbers with a
On Mon, Aug 11, 2014 at 11:07:32PM -0700, Omkar Houddin wrote:
Hello Greg,
I working on a char device driver. It is mostly based on the the scull device
driver in the LDD book.
It controls a HBA sitting on the PCIe BUS.
What type of Host Bus Adapter needs to be a char driver? What
On Tue, Aug 12, 2014 at 10:47:20AM -0300, Daniel Hilst Selli wrote:
I was writing an spi driver, and taking a look into spidev.c, I see the the
author
allocates a linked list to hold driver data instances. From open it iterates
over
the list comparing two dev_t fields, one from current
On Tue, Aug 12, 2014 at 02:13:13PM -0500, Jaret Flores wrote:
1) It seems like most of the material (outside of the kernel itself)
corresponds to version 2.6. Why is this? Has nothing significant
changed with the core structure of the kernel since then? Or is it
just that no one has
On Mon, Aug 11, 2014 at 09:55:15PM -0700, Omkar Houddin wrote:
Im trying to port the PCI driver(supports only 32 bit) from 2.6.31 )o the
latest kernel version using openSuse.
Im doing it version by version. I was able to port it till 3.1 kernel
version.
In the kernel 3.4 there is feature
On Mon, Aug 04, 2014 at 10:20:35AM +0530, Sankar P wrote:
Hi,
I have a simple filesystem that I did for learning purpose
https://github.com/psankar/simplefs
Now, I would like to add a few settings to my filesystem (such as the
number of blocks that should be allocated in an extent by
On Thu, Jul 31, 2014 at 01:59:54PM +0300, David kiarie wrote:
Hi there,
Is it possible I could get documentation for the information in /sys
somewhere?I understand libudev reads from /sys and would like to have
some good knowledge about /sys before I use libudev in an application.
Look in
On Wed, Jul 23, 2014 at 05:33:19PM +, Jeff Haran wrote:
Clearly there are potential performance benefits in not needing to take
locks or mutexes when they are not necessary.
Of course there are. But trust me, you need to use a lock here, as the
document tries to explain, otherwise your
On Wed, Jul 23, 2014 at 05:55:50PM +, Jeff Haran wrote:
-Original Message-
From: 'Greg KH' [mailto:g...@kroah.com]
Sent: Wednesday, July 23, 2014 10:48 AM
To: Jeff Haran
Cc: kernelnewbies@kernelnewbies.org
Subject: Re: question about kref API
On Wed, Jul 23, 2014 at 05
On Wed, Jul 23, 2014 at 02:45:05PM -0700, Arlie Stephens wrote:
On Jul 23 2014, Kristofer Hallin wrote:
1. No. Depending on what subsystem your are printing logs from you
should use different functions for logging. In the networking
subsystem netdev_dbg is suitable and so on. Otherwise
On Wed, Jul 23, 2014 at 04:00:04PM -0700, Greg KH wrote:
On Wed, Jul 23, 2014 at 02:45:05PM -0700, Arlie Stephens wrote:
On Jul 23 2014, Kristofer Hallin wrote:
1. No. Depending on what subsystem your are printing logs from you
should use different functions for logging
On Thu, Jul 24, 2014 at 08:09:31AM +0530, me storage wrote:
Can you please explain me one scenario that lets suppose take calculator
application in lower level it should interact with kernel code So here who is
take care of Floating point calculations?
The userspace program does the floating
On Tue, Jul 22, 2014 at 05:25:03PM +, Jeff Haran wrote:
-Original Message-
From: Greg KH [mailto:g...@kroah.com]
Sent: Monday, July 21, 2014 7:18 PM
To: Jeff Haran
Cc: kernelnewbies@kernelnewbies.org
Subject: Re: question about kref API
On Tue, Jul 22, 2014 at 12:27
On Wed, Jul 23, 2014 at 08:45:54AM +0530, me storage wrote:
Hi
I am reading LDD .In that i didn't understand one point .In Chapter 2(Building
and Running Modules) they mentioned that
Kernel code cannot do floating point arithmetic
.My doubt is which code is used for floating point
On Mon, Jul 21, 2014 at 03:19:00AM +, Amadeus W.M. wrote:
Not sure if this is the right venue for this question, please direct me to
the right place if it's not.
I have a C program that opens the serial port /dev/ttyS0 and sends commands
(as strings) back and forth to a pan-tilt-zoom
On Mon, Jul 21, 2014 at 10:20:48AM +0530, Chetan Nanda wrote:
On Mon, Jul 21, 2014 at 9:52 AM, Greg KH g...@kroah.com wrote:
On Mon, Jul 21, 2014 at 09:09:02AM +0530, Chetan Nanda wrote:
I try to debug the hang when unloading of driver. I am using kernel v3.10
and it hangs
On Mon, Jul 21, 2014 at 06:55:43PM +, Amadeus W.M. wrote:
On Mon, 21 Jul 2014 11:18:28 -0700, Greg KH wrote:
On Mon, Jul 21, 2014 at 03:19:00AM +, Amadeus W.M. wrote:
Not sure if this is the right venue for this question, please direct me to
the right place if it's not.
I
On Mon, Jul 21, 2014 at 07:25:24PM +, Amadeus W.M. wrote:
What is the:
Bus 004 Device 008: ID 0764:0501 Cyber Power System, Inc. CP1500 AVR UPS
device?
That's my backup power supply.
Should /dev/ttyUSB0 pop up when I plug the adapter into the usb port,
even
On Tue, Jul 22, 2014 at 12:27:20AM +, Jeff Haran wrote:
Hi,
I've been reading Documentation/kref.txt in order to understand the
usage of this API. There is part of this documentation that I am
having difficulty understanding and was hoping somebody on this list
could clarify this. One
On Fri, Jul 18, 2014 at 09:43:48AM +0530, Chetan Nanda wrote:
On Wed, Jul 16, 2014 at 9:51 PM, Greg KH g...@kroah.com wrote:
On Wed, Jul 16, 2014 at 08:57:38PM +0530, Chetan Nanda wrote:
On Wed, Jul 16, 2014 at 8:49 PM, Chetan Nanda chetanna...@gmail.com
On Wed, Jul 16, 2014 at 08:57:38PM +0530, Chetan Nanda wrote:
On Wed, Jul 16, 2014 at 8:49 PM, Chetan Nanda chetanna...@gmail.com wrote:
On Wed, Jul 16, 2014 at 6:39 PM, John de la Garza j...@jjdev.com wrote:
On Wed, Jul 16, 2014 at 04:00:18PM +0530, Chetan Nanda
On Fri, Jul 11, 2014 at 06:57:24PM -0700, Joe Perches wrote:
On Fri, 2014-07-11 at 18:53 -0700, Greg KH wrote:
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
[]
Anyway, try running this script
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
This script is useful primarily for staging.
This reformats code to a more CodingStyle conforming style,
compiles it, verifies that the object code hasn't
On Sat, Jul 12, 2014 at 11:29:37AM -0700, Joe Perches wrote:
On Sat, 2014-07-12 at 10:55 -0700, Greg KH wrote:
Yes, the warnings are all due to line-length, but Joe, you shouldn't add
a patch that causes more checkpatch warnings than before :)
Yeah, that was intentional though
On Sat, Jul 12, 2014 at 09:59:09PM -0700, Anand Moon wrote:
Hi All,
I would like to know a procedure to extract linux-headers from linux src tree.
make headers_install
___
Kernelnewbies mailing list
Kernelnewbies@kernelnewbies.org
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
This script is useful primarily for staging.
This reformats code to a more CodingStyle conforming style,
compiles it, verifies that the object code hasn't
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
This script is useful primarily for staging.
This reformats code to a more CodingStyle conforming style,
compiles it, verifies that the object code hasn't
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
This script is useful primarily for staging.
This reformats code to a more CodingStyle conforming style,
compiles it, verifies that the object code hasn't
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
This script is useful primarily for staging.
This reformats code to a more CodingStyle conforming style,
compiles it, verifies that the object code hasn't
On Fri, Jul 11, 2014 at 06:46:52PM -0700, Joe Perches wrote:
On Fri, 2014-07-11 at 18:39 -0700, Greg KH wrote:
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
]
drivers/staging/lustre/include/linux
On Fri, Jul 11, 2014 at 07:01:14PM -0700, Greg KH wrote:
On Fri, Jul 11, 2014 at 06:46:52PM -0700, Joe Perches wrote:
On Fri, 2014-07-11 at 18:39 -0700, Greg KH wrote:
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types
On Fri, Jul 11, 2014 at 06:57:24PM -0700, Joe Perches wrote:
On Fri, 2014-07-11 at 18:53 -0700, Greg KH wrote:
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
[]
Anyway, try running this script
On Fri, Jul 11, 2014 at 07:09:30PM -0700, Joe Perches wrote:
There's a useless + use that needs to be removed as perl 5.20
emits a Useless use of greediness modifier '+' message each
time it's hit.
Reported-by: Greg KH gre...@linuxfoundation.org
Signed-off-by: Joe Perches j...@perches.com
On Fri, Jul 11, 2014 at 06:40:16PM -0700, Joe Perches wrote:
On Fri, 2014-07-11 at 18:34 -0700, Greg KH wrote:
On Fri, Jul 11, 2014 at 06:21:27PM -0700, Joe Perches wrote:
A simple script to run checkpatch --fix for various types of
of cleanups.
This script is useful primarily
On Wed, Jul 09, 2014 at 05:53:29PM +0530, Amit Agarwal wrote:
Hi All,
We are running a 32 bit application on RHEL6.3-64 bit OS with kernel
version 2.6.32-279.el6.x86_64.
Great. So ask them for support for this as you are paying for it,
nothing that we can do about it here, in a community
On Wed, Jul 09, 2014 at 12:13:28AM +0530, AYAN KUMAR HALDER wrote:
Hi All,
When a usb mass-storage is attached for the first time, it gets a
device (/dev/sda).
When it is mounted and the device is manually removed and then when it
is attached again, it gets a different name ie /dev/sdb.
On Mon, Jul 07, 2014 at 07:30:07PM +0530, Jeshwanth Kumar N K wrote:
Hello List,
I am trying to understand mmap on files residing in USB flash, so can you
please give a pointer from where I can start to understand this? I mean how it
works, and which part in kernel takes care of it.
That's a
On Wed, Jul 02, 2014 at 11:32:47AM +0530, Raghavendra wrote:
On Wednesday 02 July 2014 11:02 AM, Greg KH wrote:
On Tue, Jul 01, 2014 at 10:29:39PM -0700, Greg KH wrote:
On Wed, Jul 02, 2014 at 10:40:21AM +0530, Raghavendra wrote:
Hello,
I have a query regarding DMA(Direct Memory Access
On Wed, Jul 02, 2014 at 11:39:36AM +0530, Raghavendra wrote:
On Wednesday 02 July 2014 11:42 AM, Greg KH wrote:
On Wed, Jul 02, 2014 at 11:32:47AM +0530, Raghavendra wrote:
On Wednesday 02 July 2014 11:02 AM, Greg KH wrote:
On Tue, Jul 01, 2014 at 10:29:39PM -0700, Greg KH wrote:
On Wed, Jul
On Wed, Jul 02, 2014 at 10:40:21AM +0530, Raghavendra wrote:
Hello,
I have a query regarding DMA(Direct Memory Access) for the usb devices.
The understanding of DMA actions over PCI is straight forward. PCI
devices support bus mastering capability, such that the PCI devices
could take
On Tue, Jul 01, 2014 at 10:29:39PM -0700, Greg KH wrote:
On Wed, Jul 02, 2014 at 10:40:21AM +0530, Raghavendra wrote:
Hello,
I have a query regarding DMA(Direct Memory Access) for the usb devices.
The understanding of DMA actions over PCI is straight forward. PCI
devices support
On Wed, Jun 25, 2014 at 12:12:57PM +0530, ravi ranjan Mishra wrote:
HI,
i want to transfer a file and store in flash of usb from my driver.
Then use the built-in kernel driver that dos this.
i have already done usb driver register with char
but i want to store file from my driver.
how
On Fri, Jun 20, 2014 at 11:31:03AM +0530, Raghavendra wrote:
Hello all,
I am facing a small issue dealing with kobjects.
I am writing a simple i2c driver for which I would like to export a few
sysfs attributes(files).
Please don't, unless these attributes are something that all other i2c
On Wed, Jun 18, 2014 at 06:26:23AM +, Ranjith T. C. wrote:
Thanks for the reply.
What exactly do you mean by this?
What I meant is whether it could be could be an of the USB controller driver
or the hardware?
It could be both. Or a bad cable, or bad connection.
Try putting some
On Wed, Jun 18, 2014 at 12:22:33PM +0530, sanjeev sharma wrote:
Hi Greg,
In one of my imx6 based Board when I connect USB Disk first time everything
work's ok and I can read/write content from USB Flash Driver but when I do
eject and connect again I could see below continuous messages from
On Wed, Jun 18, 2014 at 05:27:35AM +, Ranjith T. C. wrote:
Hi,
I am using a device with Marvel USB controller in device mode with Linux
2.6.22
running on it.
You do realize just how old and obsolete that kernel version is, right?
You are pretty much on your own here, unless you
On Sat, Jun 14, 2014 at 10:58:53AM +0800, Simon Guo wrote:
Forward to USB mail alias for the USB question.
Original post
Subject: Question about USB hotplug
Date: Sat, 14 Jun 2014 09:59:45 +0800
Sender: Simon Guo wei.guo.si...@gmail.com
Receiver:
On Fri, Jun 13, 2014 at 09:54:17AM +0200, Vlad Ungureanu wrote:
Hello,
During Google Summer of Code we are developing an USB Device Driver for an
Android phone.
That's great, which project is doing this? What type of USB driver are
you needing to create? A gadget or a normal driver? What
On Mon, Jun 09, 2014 at 12:28:13AM -0700, Warren Turkal wrote:
Hey,
I was writing a basic hello world module. I am using Ubuntu, so I
installed linux-headers package that corresponded to my kernel. It's
strange because all of the examples that I saw (including from modules
in the kernel
On Tue, Jun 10, 2014 at 03:57:27PM -0300, Daniel Hilst Selli wrote:
I register a spi_board_info on my board-*.c file as this
http://pastebin.com/nUGuvt71
Then create my module named mydevice.ko
Is this enought to get the module loaded automatically or I'm missing
something?
I'm
On Wed, Jun 11, 2014 at 07:23:08AM +0530, Raghavendra wrote:
Hello,
I am new to the kernel development community and I started off by fixing
small coding style errors in the drivers/staging directory. I've created
a patch for the same and sent it to the maintainer. The maintainer
replied
On Thu, Jun 05, 2014 at 06:10:06PM +0530, Dipanjan Das wrote:
Hi,
I am trying to add a new syscall to kernel 3.4. So far I have tried at least
four different tutorials from Internet. To my utter frustration, whatever
source files they have referred in the tutorials, at least one of those
On Wed, Jun 04, 2014 at 02:33:41PM -0400, Andev wrote:
On Wed, Jun 4, 2014 at 1:56 PM, valdis.kletni...@vt.edu wrote:
The trick to remember is that you probably don't want to use the ramdisk
as the permanent host, so...
1) Setup your git tree on permanent storage
2) Set up your
On Wed, Jun 04, 2014 at 03:02:02PM -0400, Andev wrote:
On Wed, Jun 4, 2014 at 2:33 PM, Andev debian...@gmail.com wrote:
On Wed, Jun 4, 2014 at 1:56 PM, valdis.kletni...@vt.edu wrote:
The trick to remember is that you probably don't want to use the ramdisk
as the permanent host, so...
On Tue, Jun 03, 2014 at 09:10:54AM +0530, JAYESH TANK wrote:
Hi All,
I would like to write script to get Windows Device Manager like
functionality
to check all the devices present on my Linux machine. What all are the ways to
get about this, is iterating sysfs is the way? Or is there any
On Mon, Jun 02, 2014 at 08:29:16PM -0700, Peter Tosh wrote:
Hey guys,
I have a module which defines a specific print function, and another
module that uses said function. From the first module I have used
EXPORT_SYMBOL(function_1). From within the second module I would like to
rebind that
On Mon, Jun 02, 2014 at 09:19:41PM -0700, Peter Tosh wrote:
Is this just a horrible idea in general? Can you give some kind of
general explanation?
Messing with symbol address is a horrible idea in general.
Step back, what problem are you trying to solve that ended up with this
type of
On Tue, Jun 03, 2014 at 09:45:33AM +0530, Dipanjan Das wrote:
Hi,
I came across this discussion in StackExchange. Does anyone have any idea on
this?
Yes, the code looks correct, the question asked is incorrect :)
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