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From: hpa@zytor.com
To: Joel Fernandes <joel@joelfernandes.org>,
	"Enrico Weigelt, metux IT consult" <lkml@metux.net>
Cc: Greg KH <gregkh@linuxfoundation.org>,
	Daniel Colascione <dancol@google.com>,
	Pavel Machek <pavel@ucw.cz>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	ast@kernel.org, atish patra <atishp04@gmail.com>,
	Borislav Petkov <bp@alien8.de>, Ingo Molnar <mingo@redhat.com>,
	Jan Kara <jack@suse.cz>, Jonathan Corbet <corbet@lwn.net>,
	Karim Yaghmour <karim.yaghmour@opersys.com>,
	Kees Cook <keescook@chromium.org>,
	kernel-team@android.com,
	"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
	Manoj Rao <linux@manojrajarao.com>,
	Masahiro Yamada <yamada.masahiro@socionext.com>,
	Paul McKenney <paulmck@linux.vnet.ibm.com>,
	"Peter Zijlstra (Intel)" <peterz@infradead.org>,
	Randy Dunlap <rdunlap@infradead.org>,
	rostedt@goodmis.org, Thomas Gleixner <tglx@linutronix.de>,
	"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
	<x86@kernel.org>,
	yhs@fb.com
Subject: Re: [RFC] Provide in-kernel headers for making it easy to extend the kernel
Date: Thu, 07 Mar 2019 15:40:37 -0800	[thread overview]
Message-ID: <6773AB0F-C197-4465-80D2-3F7DA28EF790@zytor.com> (raw)
In-Reply-To: <20190307231207.GA51897@google.com>

On March 7, 2019 3:12:07 PM PST, Joel Fernandes <joel@joelfernandes.org> wrote:
>Enrico,
>
>On Thu, Mar 07, 2019 at 11:11:22PM +0100, Enrico Weigelt, metux IT
>consult wrote:
>> On 07.03.19 21:55, Greg KH wrote:
>> 
>> > Ick, no, no more squashfs please, let's just kill that mess once
>and for
>> > all :)
>> 
>> okay, then: s/squashfs/whatever_fs_image_or_archive_you_like/;
>> 
>> > Again, putting this in a simple compressed tar image allows anyone
>to do
>> > whatever they need to with this.  If they want a full filesystem,
>> > uncompress it and use it there.  If they just want it in-memory
>where
>> > they can uncompress it and then discard it, that works too.
>> 
>> And let me stress the point: doesn't need any kernel changes at all,
>> when it's just a file in the same place where the .ko's live.
>
>Yes, but you're missing the point that some people would also opt to
>build it
>into the kernel during their development/debugging (Config=y). For such
>folks, they don't want to update the FS with anything during debug runs
>either. Your "whole same place where the .ko lives" doesn't address
>Daniel's
>usecase. You may say "initrd", but this is a much cleaner solution to
>that
>IMO. There is no initrd needed and the path to the header files will be
>at a
>standard location that is already pre-decided by the kernel.
>
>As Greg said, you are welcome to keep it disabled for yourself if you
>don't
>want it. This doesn't affect anyone else who doesn't use it.

You do know that initrd can be built into the kernel, right?
-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.

  reply	other threads:[~2019-03-07 23:42 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-18 22:55 [RFC] Provide in-kernel headers for making it easy to extend the kernel Joel Fernandes
2019-01-19  8:25 ` Greg KH
2019-01-19 16:27   ` Joel Fernandes
2019-01-19 17:43     ` Daniel Colascione
2019-01-19 23:25       ` Joel Fernandes
2019-01-19 23:44         ` hpa
2019-01-20 15:58           ` Joel Fernandes
2019-03-06 23:09             ` Pavel Machek
2019-03-06 23:37               ` Daniel Colascione
2019-03-07  0:07                 ` H. Peter Anvin
2019-03-07  0:33                   ` Daniel Colascione
2019-03-07  1:22                     ` Enrico Weigelt, metux IT consult
2019-03-07  1:49                       ` Daniel Colascione
2019-03-07 20:41                         ` Enrico Weigelt, metux IT consult
2019-03-07 20:55                           ` Greg KH
2019-03-07 22:11                             ` Enrico Weigelt, metux IT consult
2019-03-07 23:12                               ` Joel Fernandes
2019-03-07 23:40                                 ` hpa [this message]
2019-03-08  3:16                                   ` Joel Fernandes
2019-03-07  1:42                   ` Joel Fernandes
2019-03-07 16:24                     ` Enrico Weigelt, metux IT consult
2019-03-07  0:32                 ` H. Peter Anvin
2019-03-07  0:36                   ` Daniel Colascione
2019-03-07  0:42               ` Enrico Weigelt, metux IT consult
2019-03-07  1:48                 ` Joel Fernandes
2019-03-07 17:37                   ` Enrico Weigelt, metux IT consult
2019-01-19  8:26 ` Greg KH
2019-01-19 16:27   ` Joel Fernandes
2019-01-19 10:28 ` Christoph Hellwig
2019-01-19 10:36   ` Greg KH
2019-01-19 16:26     ` Joel Fernandes
2019-01-20  7:01     ` hpa
2019-01-20 16:10       ` Joel Fernandes
2019-01-20 21:58         ` hpa
2019-01-21  1:45           ` Joel Fernandes
2019-01-21  2:49             ` hpa
2019-01-21  4:38               ` Sandeep Patil
2019-01-22 13:39               ` Joel Fernandes
2019-01-23 21:29                 ` Karim Yaghmour
2019-01-23 22:37                   ` Daniel Colascione
2019-01-24  2:32                     ` Joel Fernandes
2019-01-24 14:18                       ` Joel Fernandes
2019-01-24 18:57                     ` Karim Yaghmour
2019-01-24 20:59                       ` Joel Fernandes
2019-01-25 19:00                         ` hpa
2019-01-25 19:15                           ` Daniel Colascione
2019-01-25 19:51                             ` hpa
2019-01-25 20:34                               ` Daniel Colascione
2019-01-25 20:46                                 ` Joel Fernandes
2019-01-25 20:28                           ` Joel Fernandes
2019-03-06 23:09 ` Pavel Machek
2019-03-06 23:35   ` H. Peter Anvin
2019-01-26 12:05 Norbert Lange

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