On Oct 31, 2017 12:57 PM, "leam hall" wrote:
Newly back to the list. Is there a way to see if the idea of Kernel-Mentors
has been talked about recently besides pulling the zip files and grep'ing?
There's a search box at the top of:
https://www.mail-archive.com/kernelnewbies@kernelnewbies.org/
>> What we do not do, normally, is allow a
>> non-describer to post to a list,
I believe you're wrong, but I'm not sure I've ever tried. But on the
XFS list as a primary example I believe I've seen a lot of
non-subscribers posting and asking to be kept in copy of
On Wed, Aug 23, 2017 at 5:34 AM, Ruben Safir wrote:
> On 08/22/2017 07:26 PM, Greg Freemyer wrote:
>> just send an email to the right address and all the
>> participants in the thread will do a reply-all so you can see the
>> responses without subscribing.??
Rubin, did
>
> PS My apologies in advance if I initially flub things related to
> certain parts of emailing this list. Like starting with this email,
> I've culled some of the reply-to because I assume you all are already
> directly following this mailing list. :)
Don't do that culling. On the kernel relate
On Sat, Sep 24, 2016 at 9:33 AM, Muni Sekhar wrote:
> Hi All,
>
> I am working on a xilinx PCIe endpoint with DMA reference block.
>
> The DMA reference block design has 2 Scatter-Gather engines, one for
> each DMA channel.
>
> Channel 0 is for HostMemory -> DMA_REF FIFO transfers
> Channel 1 is f
On Fri, Sep 23, 2016 at 7:00 AM, Madhu K wrote:
> Hi Greg k-h,
>
> Thanks a lot for your response.
>
> I want to understand how SMP works and what should be the requirements to
> enable SMP, This is to understand, whether is it possible to enable SMP on
> different cores. Right now I don't have a
On Wed, Sep 21, 2016 at 2:58 AM, wrote:
> On Wed, 21 Sep 2016 14:27:03 +0800, Chi Wang said:
>
>> https://lists.kernelnewbies.org/pipermail/kernelnewbies/
>>
>> Is there a general way to do searching in this archive?
>> Or I have to download all the packages?
>
> Google can do wonders.
>
> Say yo
On Wed, Aug 26, 2015 at 2:16 PM, Umair Khan wrote:
>
>
> On Wed, Aug 26, 2015 at 11:21 PM, Kenneth Adam Miller
> wrote:
>>
>> Well, it's probably worth doing for the sake of your learning. However, if
>> you are going to get into the source, I think it's highly likely that you
>> are going to see
On August 18, 2015 5:46:38 AM EDT, amit mehta wrote:
>Hello All,
>
>This query is not about Linux kernel, but is rather generic query on
>development framework with git. Since, Linux Kernel project is
>significantly large, with astonishing number of people involved and
>large number of branches, I
On Wed, Jul 29, 2015 at 4:23 PM, Manish Katiyar wrote:
> On Wed, Jul 29, 2015 at 1:07 PM, Jeff Haran wrote:
>>>-Original Message-
>>>From: kernelnewbies-boun...@kernelnewbies.org [mailto:kernelnewbies-
>>>boun...@kernelnewbies.org] On Behalf Of Manish Katiyar
>>>Sent: Wednesday, July 29,
On July 25, 2015 3:50:30 PM EDT, Ahmed Soliman
wrote:
>I have sent a patch for cleaning about 40 error and 50 warning
>generated checkpatch to the maintainer and all what I got in responce
>is "Nack. Please do not generate patches purely based on checkpatch."
>so what did I do wrong ?! should
luded.
For all subsequent times you want it ignored by the compiler.
And that is exactly what
#ifndef _LINUX_LIST_H
#define _LINUX_LIST_H
causes to happen.
Greg
--
Greg Freemyer
www.IntelligentAvatar.net
On Mon, Jul 20, 2015 at 6:03 AM, Ahmed Soliman
wrote:
> currently I started reading
On Thu, Jul 2, 2015 at 5:40 PM, Gnoleba GNOGBO wrote:
> Thanks Greg !
>
> Ok, I understand your point of view.
>
> Now, can you provide me somes links for the docs in order of those
> objectives ?
>
> I have somes notions in programming but not in c or java.
>
> I want to know very well linux.
>
>
ICs and especially not with IPv6.
If by chance you want to go with openSUSE, they have a set of books
available at: https://activedoc.opensuse.org/
As an example here is the section on openSUSE services:
https://activedoc.opensuse.org/book/opensuse-reference/part-iv-servic
On Thu, Jul 2, 2015 at 3:36 PM, Gnoleba GNOGBO wrote:
> Ok !
> I don't know what the othet GUY think about your proposition.
> At this moment I'll do so.
> About the 5 create site web it is easy. Here we have not enough competence
> to write some web applications which can run on the smartphone or
On June 22, 2015 11:56:24 PM MDT, Ramana Reddy wrote:
>Hi all,
>
>Assume that the client has already ESTABLISHED state with one server,
>and I
>want to use the
>same state of the client with another server with out sending syn and
>syn+ack packets with the second server. I want to make the sec
On February 24, 2015 10:07:59 PM EST, manty kuma wrote:
>Dear All,
>
>What happens if an interrupt comes while in middle of printk execution
>and
>the interrupt handler has a printk in it?
>
>There is a chance that the log_buf could be corrupted. isn't it?
>
>Best Regards,
>Manty
>
>
Manty,
I a
On December 4, 2014 2:27:13 AM EST, libin wrote:
> I need is what test should do before a new kernel will be released 。
>
>Maybe I will modify some kernel codes for some reason , not only the
>drivers , but I don't know whether it is Stable or not ,
> So I think there should have
/etc/fuse.conf to allow none-owners of a filesystem
to use the filesystem.
I suspect when I did this in the past I was running as root, so I
never noticed the problem.
Sorry for the noise,
Greg
--
Greg Freemyer
On Wed, Dec 3, 2014 at 7:12 PM, Greg Freemyer wrote:
> All,
>
> I don&
last worked, but at
least a year ago.
Any suggestions / help appreciated.
Thanks
Greg
--
Greg Freemyer
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On Thu, Nov 27, 2014 at 12:50 PM, Anshuman Aggarwal
wrote:
> On 25 November 2014 at 10:26, Greg Freemyer wrote:
>>
>>
>> On November 24, 2014 12:28:08 PM EST, Anshuman Aggarwal
>> wrote:
>>>On 24 November 2014 at 18:49, Greg Freemyer
>>>wrote:
On November 24, 2014 12:28:08 PM EST, Anshuman Aggarwal
wrote:
>On 24 November 2014 at 18:49, Greg Freemyer
>wrote:
>>
>>
>> On November 24, 2014 1:48:48 AM EST, Anshuman Aggarwal
> wrote:
>>>Sandeep,
>>> This isn't exactly RAID4 (only thing
On November 24, 2014 1:48:48 AM EST, Anshuman Aggarwal
wrote:
>Sandeep,
> This isn't exactly RAID4 (only thing in common is a single parity
>disk but the data is not striped at all). I did bring it up on the
>linux-raid mailing list and have had a short conversation with Neil.
>He wasn't too ex
On November 22, 2014 9:43:23 AM EST, Anshuman Aggarwal
wrote:
>On 22 November 2014 at 19:33, Greg Freemyer
>wrote:
>> On Sat, Nov 22, 2014 at 8:22 AM, Anshuman Aggarwal
>> wrote:
>>> By not using stripes, we restrict writes to happen to just 1 drive
>and
&g
can its content be re-created from the
other drives?
Greg
--
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Top posting is strongly discouraged on all kernel related mailing lists
including this one. I've moved your reply to the bottom and then replied after
that. In future I will ignore replies that are top posted.
>On 21 November 2014 17:11, Greg Freemyer
>wrote:
>>
>>
&g
On November 21, 2014 5:15:43 AM EST, Anshuman Aggarwal
wrote:
>I'd a appreciate any help/pointers in implementing the proposal below
>including the right path to get this into the kernel itself.
>--
>I'm outlining below a proposal for a RAID device mapper virtual
ch to identify potential problems is smart, but you fix
them because the violate the kernel coding standard and there is no
overriding reason to allow the violation. Lots of violations
checkpatch finds are intentionally left in place because correcting
them makes the code less readable, not more
On September 18, 2014 6:39:01 AM EDT, nick wrote:
>I am trying to run xfs tests on a partion at /dev/sdc1 but the scripts
>state that the drive is not at $TEST_DIR and if '
>it's on that directory they abort after fsck. Does anybody known how to
>fix this please.
>Thanks,
>Nick
I wrote a simpl
On September 17, 2014 8:09:36 AM EDT, nick wrote:
>
>
>On 14-09-17 08:05 AM, Greg Freemyer wrote:
>>
>>
>> On September 17, 2014 7:53:24 AM EDT, nick
>wrote:
>>>
>>>
>>> On 14-09-17 07:51 AM, Sudip Mukherjee wrote:
>>>> On
On September 17, 2014 7:53:24 AM EDT, nick wrote:
>
>
>On 14-09-17 07:51 AM, Sudip Mukherjee wrote:
>> On Wed, Sep 17, 2014 at 5:08 PM, nick wrote:
>>>
>>>
>>> On 14-09-17 07:20 AM, Robert P. J. Day wrote:
>>
anyway, it's time for coffee.
rday
>>> Rday and others,
>>> Tha
On September 17, 2014 7:20:42 AM EDT, "Robert P. J. Day"
wrote:
>
> and, as we've all seen, nick's other flaw is that, quite simply,
>he's selfish and greedy. his entire obsession is with the output of
>checkpatch, which means he wants to grab all the trivial cleanup (the
>low-hanging fruit,
On Mon, Sep 15, 2014 at 10:38 AM, Nick Krause wrote:
> After issues with the community I am wondering how to improve my rep
> and help out more.
> I will start out with check patch but if there is other work please
> let me known :).
Sorry, check.patch is a great tool but sending in patches that
On September 8, 2014 11:08:46 PM EDT, nick wrote:
>I am attaching a trial patch again , please let me known if there are
>any issues for me to fix.
>Nick
Nick, I guess you know this list is a training ground for the main lists. As
such the same rules are enforced when it comes to formatting.
On September 6, 2014 11:52:20 PM EDT, nick wrote:
>I ran a basic postmark today and the results are below for the btrfs
>code on a Seagate Constellation drive I
>have for testing. If any of the the btrfs developers read the kernel
>newbies list, please send me a list of
>tests with docs on how
On September 6, 2014 9:08:43 AM EDT, Peter Teoh wrote:
>some well known filesystem testing tools are listed here:
>
>http://linuxpoison.blogspot.sg/2008/07/linux-filesystem-testing-tools.html
>
>LTP is one of my favorite, very actively updated and basically it focus
>on
>testing kernel as a whol
On September 5, 2014 10:48:52 PM EDT, nick wrote:
>Hey Guys,
>After purchasing a hard drive for btrfs testing, I am wondering what
>areas of testing you would like me to do.
>In addition this drive is enterprise based, a Seagate Constellation so
>feel free to hammer it with the tests
>as you wis
On September 1, 2014 1:09:25 AM EDT, nick wrote:
>Hey Guys,
>I have a question about ordering of bits with the types for signed and
>unsigned in the kernel tree.
>I am wondering if my list below is a good list of major areas of the
>kernel that need variable ordering
>based to a certain endianne
On August 26, 2014 8:13:10 PM EDT, Nick wrote:
>
>
>On 08/26/2014 08:05 PM, Tobias Boege wrote:
>> On Tue, 26 Aug 2014, Nick wrote:
>>> On 08/26/2014 06:58 PM, Mandeep Sandhu wrote:
If it's a corner case, it won't be hit often enough right? And if
>it
was hit often enough, it wouldn't
On August 18, 2014 10:59:05 PM EDT, Nick Krause wrote:
>On Mon, Aug 18, 2014 at 10:55 PM, Nick Krause
>wrote:
>> On Mon, Aug 18, 2014 at 10:06 PM, Rik van Riel
>wrote:
>>> On 08/18/2014 01:13 PM, Nick Krause wrote:
Valdis,
I was interested in both at the same time, just asked about
>
On August 18, 2014 8:46:16 PM EDT, Loris Degioanni wrote:
>I'm looking for an efficient way to determine the type of an fd (file,
>socket...) given its number, from a kernel module.
>The closest thing I found by looking at the kernel sources is
>sockfd_lookup(), which works but is limited to t
On August 18, 2014 10:53:12 PM EDT, Nick Krause wrote:
>On Mon, Aug 18, 2014 at 7:01 PM, Greg Freemyer
> wrote:
>> On Mon, Aug 18, 2014 at 4:20 PM, Nick Krause
>wrote:
>>> What are the advantages of the hashed linked list version over the
>>> standard one an
On Mon, Aug 18, 2014 at 4:20 PM, Nick Krause wrote:
> What are the advantages of the hashed linked list version over the
> standard one and does it
> increase the memory usage and overhead of the linked list more if I
> use a hashed version?
Seriously? Do you know what a hash is?
A hash is a we
On Thu, Aug 14, 2014 at 7:46 PM, Nick Krause wrote:
> On Thu, Aug 14, 2014 at 6:12 PM, Nick Krause wrote:
>> On Thu, Aug 14, 2014 at 5:38 PM, wrote:
>>> On Thu, 14 Aug 2014 17:13:28 -0400, Nick Krause said:
I am learned C. Perhaps I am a little rusty and need to review.
>>>
>>> We've seen
me he accepts a beautification patch he is doing
extra work for the benefit of the submitter, not for the benefit of
staging.
So at this point, don't think about beautification work. If you want
someone to submit a patch for you, it needs to be a patch that
actually fixes a bug.
Greg
us on the subsystems I find of
interest. Even those tend to get much more email traffic than I can
read thoroughly.
Greg
--
Greg Freemyer
___
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ou want to
delve into and get really good at just it.
You can also research who the companies are that employ kernel
developers and see which subsystems they are working in. As an
example Redhat employs a couple of the XFS developers. SUSE employs
one of the mdraid developers, etc.
Greg
On Tue, Jul 8, 2014 at 2:55 PM, Greg KH wrote:
> 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
On Fri, May 23, 2014 at 9:43 AM, Greg Donald wrote:
> Anyone know what's happening with the Eudyptula Challenge? I sent in
> my Task 03 solution a few days ago and have got no response. I resent
> it, and still nothing.
>
> Apologies in advance if this is the wrong place to ask about it.
>
>
> T
On Wed, May 7, 2014 at 4:23 PM, David Matlack wrote:
> On Wed, May 7, 2014 at 12:47 AM, Jack Wang wrote:
>> On 05/07/2014 09:28 AM, Srivatsa Bhat wrote:
>>>
>>> Actually, it does seem to have something to do with gmail. I have
>>> subscribed to
>>> LKML from 2 different email ids: one from gmail
Eudyptula apparently has at least one human in the loop. He/she may have taken
a couple days off.
On May 3, 2014 6:10:14 AM EDT, Lucas Tanure wrote:
>Hi,
>
>I sent my task two over two days ago and didn't receive the task 03.
>I already sent 6 times the task 02 answer, but I got nothing instead
On Tue, Apr 22, 2014 at 1:22 PM, Julio Faracco wrote:
> Hi,
>
> Does anybody know if there is a program to offer small (or big) kernel
> projects to students or someone who are interested in?
>
> I'm looking for programs like Google Summer of Code or
> http://kernelnewbies.org/KernelProjects
>
> I
On April 13, 2014 8:04:57 PM EDT, Greg Donald wrote:
>On Sun, Apr 13, 2014 at 4:46 PM, Greg Freemyer
> wrote:
>> In general use checkpatch.pl on code you are submitting or around
>code
>> you are already patching.
>
>But I see patches that do more than one thing
On Sun, Apr 13, 2014 at 4:49 PM, Greg Donald wrote:
> When I run checkpatch.pl -f, it complains about comment blocks like
In general use checkpatch.pl on code you are submitting or around code
you are already patching.
Sending in standalone coding style patches 9 times in 10 will result
in a rej
On March 24, 2014 9:23:01 AM EDT, valdis.kletni...@vt.edu wrote:
>On Mon, 24 Mar 2014 12:22:58 +0530, sanjeev sharma said:
>
>> Thanks and Let me subscribe so that I can start working on Bugs.
>
>Subscribing to lkml almost guarantees you won't have enough time to
>actually work on bugs.
>
>"Note
at what you are sending?
Thanks
Greg
--
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ght. I also don't think it actually demand_pages in
all the potential pages. I think it just reserves space for them if
they are needed.
Greg
--
Greg Freemyer
On Wed, Mar 19, 2014 at 12:06 PM, manty kuma wrote:
> Thanks david. So my next question was that is it enabled in linux kernel
On Tue, Feb 4, 2014 at 2:54 PM, Eric Fowler wrote:
> I have an Emcraft SmartFusion2 board with a USB interface, running
> ucLinux. When I plug the board to a Windows machine, said Win machine
> sees an 'unknown device', which usually (always) means VID_ and
> PID_. This is separate and in
"nayo...@nayobix.org" wrote:
>On 01/23/2014 02:04 PM, Mulyadi Santosa wrote:
>> On Tue, Jan 7, 2014 at 10:09 PM, Boyan Vladinov
>wrote:
>>> Hey guys,
>>>
>>> recently I experience .text segment corruption in Kernel space.
>Could
>>> someone give some hints which can be the reason
>>> for this
Fred Chou wrote:
>Hi,
>
>On Mon, Dec 23, 2013 at 8:03 PM, Bernd Petrovitsch <
>be...@petrovitsch.priv.at> wrote:
>[...]
>> And the macro just avoids to copy-paste identical lines/logic.
>
>Thank you all for the explanation. Originally I was wondering if there
>could be some other reasons. So th
"于运超" wrote:
>hi all,
> how can i test read and wirte speed in a file in linux OS. the
>command dd provided how to test the speed of harddisk, i think dd can
>not
>accurate test the speed of file.what should i do ? which tool or
>software
>can do this .
>
A lot of kernel hackers use fio to
Matthias Beyer wrote:
>Hi,
>
>I just got into kernel development and currently doing some patching
>of the usb divers for coding style adaptions and so on.
Has Greg KH said he will accept these? Minor coding style patches are often
not wanted since they break other peoples patches.
The best
Mandeep Sandhu wrote:
>On Thu, Oct 10, 2013 at 5:00 PM, Ulka Vaze wrote:
>
>> Hi,
>> disk cache is same as filesystem cache. Also called buffer cache.
>> This is implemneted below fs layer.
>> It is basically a cache of disk blocks mainatined in RAM. (In pages)
>> called buffers.
>>
>
>Ok. So
manty kuma wrote:
>Hi Greg Freemyer,
>Yes. Any interesting User space projects you know, please let me know.
>
>Regards,
>Sandeep
Well, there are a million userspace projects I'm sure.
My interest is in filesystems and my day job is computer forensics.
For me the most in
On Tue, Oct 8, 2013 at 10:47 PM, Saket Sinha wrote:
>
>> I remember I had issues with some mailing lists if e-mail is not
>> encoded in plain text.
>
>
> So what is the solution. If it is neccessary to encode the e-mail in
> plain-text, how do I do that?
>
>
> Regards,
> Saket Sinha
Assuming you
Prabhunath G wrote:
>Dear All,
>
> I need to analyse the driver for any 802.11 b/g/n device.
>Motivation is to contribute in some form in the near future. Request
>you to get me the datasheet that is availalbe.
>Tried googling for a few datasheets but couldn't find.
>
>
>Thanks
>Prabhunath
Kevin Wilson wrote:
>Hi,
>
>What is "expect" script ? is it in bash? is there a good link for it ?
>rgs
>Kevin
>
>On Mon, Sep 9, 2013 at 4:15 AM, wrote:
>> On Sun, 08 Sep 2013 13:33:06 +0300, Kevin Wilson said:
>>> However, when I use "make -j 4" and there an error, it does not
>>> stop immediat
Varad,
I have external sata to usb3 adapter that is not supported by the kernel. I'm
willing to buy one for someone willing to get the kernel support done.
This is my second offer. No takers the first time.
Fyi: I expect no true code is needed, just updating a pid / vid table
somewhere. I d
Kevin Wilson wrote:
>Hi,
>Can someone please explain why are netlink sockets a better
>communication method between kernel space and userspace ?
>
It's been a long time since I thought about it but I think the primary issue is
the abi ends up not being architecture independent unless you are v
valdis.kletni...@vt.edu wrote:
>(Hint - I'm not convinced that all devices named /dev/sd* have an
>ata_host
>structure.
Libata is a self admitted kludge.
/dev/sdx => scsi disk
Libata has stuck itself under the scsi disk driver, so you are right that not
all scsi disks have a ata_host kludg
Historically filesystem designers knew what legal values of the
various parameters were and they simply looked for legal values. If
they found any illegal values, they reset them to a legal value.
In many cases, that missed bit-rot situations they wanted to find, so
with many modern filesystems,
Dibyayan Chakraborty wrote:
>Hi,
>I want to implement a file system and integrate with my system. Now
>first i have to implement the code for disk-formatting(like populating
>the super_block , root inode etc). I want to see the source code for
>the
>ext3 file system for this purpose.
>
>Please
On Tue, May 14, 2013 at 4:18 AM, Gergely Buday wrote:
>>> Are there serious user space drivers in Linux? Could you name a few?
>>
>> Printer drivers, scanner drivers, file system drivers etc.
>
> How can I find them? Are they in the kernel source tree?
>
Filesystem drivers would use FUSE.
A fair
Mulyadi Santosa wrote:
>On Fri, May 10, 2013 at 2:21 PM, Robert Clove
>wrote:
>> Hello All,
>>
>> I want to some process that too not of Intel.
>
>not Intel compatible, you meant?
>
>on top of my head, and perhaps very popular now, is ARM based
I think you are restricted to 4gb with ARM, but
You should take this to the device mapper list, but I'll try here.
For lurkers, this drawing may be helpful:
http://www.thomas-krenn.com/en/oss/linux-io-stack-diagram/linux-io-stack-diagram_v1.0.pdf
On Wed, May 8, 2013 at 11:15 AM, neha naik wrote:
> Hi Greg,
> Thanks for the information. I ha
;>
>>> Concept of device mapper target.
>>> http://techgmm.blogspot.in/p/device-mapper-layer-explored-every.html
>>>
>>> Thanks,
>>> Gaurav.
>>>
>>>
>>> On Tue, Apr 30, 2013 at 5:05 AM, Anatol Pomozov
>>> wrot
On Mon, Apr 29, 2013 at 12:51 PM, amit mehta wrote:
> On Sun, Apr 28, 2013 at 5:24 PM, Greg Freemyer
> wrote:
>> A nice diagram of the overall storage subsystem is at
>> http://www.thomas-krenn.com/en/oss/linux-io-stack-diagram.html
>>
>> Dm is just a single block
Kumar Amit Mehta wrote:
>I'm looking for information on device-mapper, the kernel space utility
>for
>Logical Volume Management (LVM2). It seems that the relevant code
>resides under
>drivers/md and a lot of other information is under
>Documentation/device-mapper/
>That's fine, but is there an
Dhiraj Kumar wrote:
>Hi All,
>
>ARM is running in Supervisor(SVC) Mode in kernel. ARM also has another
>mode
>called System(SYS) Mode. I just needed info if linux kernel uses system
>mode of ARM processor.
>
>Please share information if anyone knows.
>
>Thanks in advance !
I seriously doub
List admin,
Can we get all emails from @linkedin.com blocked. Deepak is abusing the list by
listing it as his contact method at linkedin.
Greg
"Vivek P." wrote:
>LinkedIn
>
>
>
>
>
>Vivek P. requested to add you as a connection on LinkedIn:
>
>
>-
Mulyadi Santosa wrote:
>Hi :)
>
>On Sat, Apr 20, 2013 at 4:42 AM, Daniel Hilst Selli
> wrote:
>> AFAIK, major page faults are generated when data that is not yet
>present
>> on RAM is loaded from disk, but in this case data is being write do
>> disk, I can't
>> see how writes can generate fault
Pietro Paolini wrote:
>Hello all,
>
>reading docs and browsing internet I read that YAFFS2 is not merged in
>the Linux Kernel and that we should add it as a patch, the date is not
>write on that documents and I just tried to search YAFFS2 on the latest
>linux kernel source without relevant resu
Robert Clove wrote:
>Dear All,
>
>
>I want to learn the snort and suricata whats the best way to learn it.
>I have read the architecture.
>Now i want to go into the code
>Whats the best way plz tell
>
>
>Thanks
The first thing i would do is find a relevant mailing list. This isn't it.
Fyi: w
On Thu, Apr 11, 2013 at 4:48 PM, neha naik wrote:
> HI Greg,
>Thanks a lot. Everything you said made complete sense to me but when i
> tried running with following options my read is so slow (basically with
> direct io, that with 1MB/s it will just take 32minutes to read 32MB data)
> yet my wr
On Thu, Apr 11, 2013 at 2:50 PM, neha naik wrote:
> Yes. Interestingly my direct write i/o performance is better than my direct
> read i/o performance for my passthrough device... And that doesn't make any
> kind of sense to me.
>
> pdev0 = pass through device on top of lvm
>
> root@voffice-base:/
On Thu, Apr 11, 2013 at 11:25 AM, wrote:
> On Thu, 11 Apr 2013 23:08:21 +0800, Peter Xu said:
>> Hi, all,
>>
>> It seems that Intel will publish a nice chip called Bay Trail (or plus,
>> I don't quick sure, which is for smartphones/tablets, also some lower
>> ends of laptops in the future). It wa
On Fri, Mar 29, 2013 at 4:09 PM, Daniel Hilst wrote:
> Suppose that I have two big filesystems, dest fs and source fs.. I want
> to copy whole source fs to dest fs, but I need to keep
> source filesystem online I can't mount source fs read only and copy..
>
> The idea is, mount both filesystems "t
"Robert P. J. Day" wrote:
>Quoting Arlie Stephens :
>
>> Interestingly, part of the debate yesterday probably resulted from
>one
>> engineer having Love's 2nd edition, and me having his 3rd
>> edition. Apparently RPDay pointed out some problems to Love which
>> resulted in him changing his link
On Thu, Feb 21, 2013 at 12:19 AM, Soham Chakraborty
wrote:
>
>
> On Thu, Feb 21, 2013 at 10:45 AM, Mandeep Sandhu
> wrote:
>>
>> > I know the pages are kept on disk initially and then swapped in as
>> > needed/referenced. Thus if there are code pages where none of the code in
>> > the page has b
Soham Chakraborty wrote:
>Hi all,
>
>I posted this question in linux-mm list as well but it didn't spawn
>much
>interest. So, I am putting the same question here also. Would love if
>someone can put some traction.
>
>The question is salivating and simple. When we have free and lotsa
>cached
>me
On Thu, Feb 7, 2013 at 1:13 PM, wrote:
> On Thu, 07 Feb 2013 16:19:33 +0800, horseriver said:
> > hi:)
> >
> >I am curious about how hd controller work .
> >When user am reaing/writing hd ,it was implemented by sending command
> >to hd controller's special port.Then ,how does the cont
On Wed, Feb 6, 2013 at 12:50 PM, wrote:
> On Wed, 06 Feb 2013 13:21:17 +0800, horseriver said:
> >At booting stage,kernel need to detect the hard device before mount
> it,
> >does this work need pci's surport?
>
> That depends. Is the controller for the hard drive a PCI-based
> controll
Mon, Feb 4, 2013 at 8:49 AM, Greg Freemyer wrote:
> (Why is this a top-posted message thread? Please stop creating these.)
>
> Only the first link says that the ext2 driver can mount a ext4 filesystem (if
> the journal is clean). I'm confident that is wrong. Ext4 has several
&g
On Sun, Feb 3, 2013 at 3:34 AM, horseriver wrote:
> hi:)
>
> I use fdisk to add a new partion on a image file.
> I find the start of partion 1 is alwayes set to 63 by default.
> That means partion 1 start at 63*512=32256 byte.
You are using old generation partitions. As of Vista, the defau
Zoltan Gyarmati wrote:
>Hi,
>
>in case of image with multiple partitions, easier to use kpartx, then
>get the offsets with parted:
>http://ppadala.net/blog/2010/09/kpartx-to-mount-vm-disk-images/
>
>of course with image with one partition, it doesn't matter
I think you meant an image of a dr
(Why is this a top-posted message thread? Please stop creating these.)
Only the first link says that the ext2 driver can mount a ext4 filesystem (if
the journal is clean). I'm confident that is wrong. Ext4 has several on-disk
features that are not backward compatible. There is a binary set o
> On 3 Feb 2013 00:01, "Greg Freemyer" wrote:
>>
>> On Sat, Feb 2, 2013 at 12:06 AM, Greg Freemyer
>> wrote:
>> > All,
>> >
>> > This might be a project for someone to add kernel support for a low
>> > cost piece of equipment ($2
On Sat, Feb 2, 2013 at 12:06 AM, Greg Freemyer wrote:
> All,
>
> This might be a project for someone to add kernel support for a low
> cost piece of equipment ($20 at my local store).
>
> ==
> I just bought a kingwin USI-2535U3 (USB3 to Sata adapter) and it is
> not showin
All,
This might be a project for someone to add kernel support for a low
cost piece of equipment ($20 at my local store).
==
I just bought a kingwin USI-2535U3 (USB3 to Sata adapter) and it is
not showing up on my opensuse 12.2 system at all. I've got a 3.4.11
kernel on it.
This is the adapter:
On Wed, Nov 21, 2012 at 1:11 PM, Christopher Biessener
wrote:
> I have searched using google for information regarding linux driver
> development and have found a lot, but not the answers to these questions:
> * Can 2 different kernel drivers access the same device at the same time?
> * Is every d
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