Re: Linux from scratch

2013-04-11 Thread Mulyadi Santosa
On Wed, Apr 10, 2013 at 8:01 PM, Pietro Paolini pulsarpie...@aol.com wrote: Did you achieve in compile and run the 1.0 Linux kernel on your system ? I am really curios ! Best Regards Pietro . I haven't tested that by myself. IIRC I only tried to run the provided disk image inside Qemu,

Re: Linux from scratch

2013-04-11 Thread Alexandru Juncu
On 11 April 2013 09:34, Mulyadi Santosa mulyadi.sant...@gmail.com wrote: On Wed, Apr 10, 2013 at 8:01 PM, Pietro Paolini pulsarpie...@aol.com wrote: Did you achieve in compile and run the 1.0 Linux kernel on your system ? I am really curios ! Best Regards Pietro . I haven't tested that

Re: Forum for asking questions related to block device drivers

2013-04-11 Thread Bjørn Mork
neha naik nehanai...@gmail.com writes: Nobody has replied to my query here. So i am just wondering if there is a forum for block device driver where i can post my query. Please tell me if there is any such forum. The get_maintainer script will tell you such things. Try running for example

How will Linux community support the coming Intel new chip Bay Trail?

2013-04-11 Thread Peter Xu
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 was said publically that Intel will support Linux platform on that chip. I just want to know something from the

Re: Forum for asking questions related to block device drivers

2013-04-11 Thread neha naik
Hi, I am calling the merge function of the block device driver below me(since mine is only pass through). Does this not work? When i tried seeing what read requests were coming then i saw that when i issue dd with count=1 it retrieves 4 pages, so i tried with 'direct' flag. But even with direct

Re: How will Linux community support the coming Intel new chip Bay Trail?

2013-04-11 Thread Valdis . Kletnieks
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 was said publically that Intel will support Linux

Re: How will Linux community support the coming Intel new chip Bay Trail?

2013-04-11 Thread Greg Freemyer
On Thu, Apr 11, 2013 at 11:25 AM, valdis.kletni...@vt.edu 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

Re: Forum for asking questions related to block device drivers

2013-04-11 Thread Rajat Sharma
so you mean direct I/O read of your passthrough device is lower than direct I/O read of lvm? On Thu, Apr 11, 2013 at 8:39 PM, neha naik nehanai...@gmail.com wrote: Hi, I am calling the merge function of the block device driver below me(since mine is only pass through). Does this not work?

Re: Forum for asking questions related to block device drivers

2013-04-11 Thread neha naik
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:/home/neha/sbd# time dd if=/dev/pdev0 of=/dev/null bs=4096

Re: Forum for asking questions related to block device drivers

2013-04-11 Thread Greg Freemyer
On Thu, Apr 11, 2013 at 2:50 PM, neha naik nehanai...@gmail.com 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