From: Jeff Merkey <linux.mdb@gmail.com>
To: Mahmood Naderan <mahmood.nt@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Understanding IO architecture
Date: Fri, 15 Jan 2016 09:35:36 -0700 [thread overview]
Message-ID: <CAO6TR8VdO-s9nu42cyPd5jiCzUOm7v+vsah+jR9_cn6eCUtCCA@mail.gmail.com> (raw)
In-Reply-To: <CAO6TR8UoFyThHd_0F1Wxs+F3GbU_rknGxXLLTEdHWzB5OEk=Gg@mail.gmail.com>
On 1/15/16, Jeff Merkey <linux.mdb@gmail.com> wrote:
> On 1/15/16, Mahmood Naderan <mahmood.nt@gmail.com> wrote:
>> What is the good starting point to understand linux kernel? I know you
>> are going to say Understanding the Linux Kernel, but that is for 2005!
>> and kernel 2.6.
>>
>> We know that currently, the latest version is 4.4 and the version
>> number updates quickly. So, where can I find the core of IO
>> architecture, page cache, block layer and ... for the most stable
>> architecture and not the version number?
>>
>>
>> Regards,
>> Mahmood
>>
>
> Man, it's huge and linux has evolved into a giant jump table these
> days. I started programming on it in the 2.2 days and it was fairly
> sophisticated them. You could start
> with reviewing what's in the /kernel directory. For I/O study the bio
> architecture. FOr block layer start in drivers/block.
>
> Your best bet is to clone it, get yourself a good kernel debugger to
> step through code and explore how things work.
>
> start by cloning it so you have your own copy. Download and install
> git then clone Linus' tree.
>
> git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>
> Then you can also get the linux-stable tree which has all the stable
> versions of Linux
>
> git clone
> https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git
>
> if you need a good kernel debugger, try this one
>
> http://jeffmerkey.github.io
thats http://jeffmerkey.github.io/linux
>
> Jeff
>
next prev parent reply other threads:[~2016-01-15 16:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-15 9:00 Understanding IO architecture Mahmood Naderan
2016-01-15 10:07 ` Daniel Baluta
2016-01-15 16:34 ` Jeff Merkey
2016-01-15 16:35 ` Jeff Merkey [this message]
2016-01-15 16:47 ` Jeff Merkey
2016-01-15 21:38 ` Mahmood Naderan
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