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From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: "Luis R. Rodriguez" <mcgrof@kernel.org>
Cc: "Daniel Vetter" <daniel.vetter@ffwll.ch>,
	"Felix Fietkau" <nbd@nbd.name>,
	"David Woodhouse" <dwmw2@infradead.org>,
	"Jörg Rödel" <jroedel@suse.de>, "Joerg Roedel" <joro@8bytes.org>,
	"Roman Pen" <r.peniaev@gmail.com>,
	"Bjorn Andersson" <bjorn.andersson@linaro.org>,
	"Ming Lei" <ming.lei@canonical.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Michal Marek" <mmarek@suse.com>,
	"Greg KH" <gregkh@linuxfoundation.org>,
	"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
	"Vikram Mulukutla" <markivx@codeaurora.org>,
	"Stephen Boyd" <stephen.boyd@linaro.org>,
	"Mimi Zohar" <zohar@linux.vnet.ibm.com>,
	"Mark Brown" <broonie@kernel.org>, "Takashi Iwai" <tiwai@suse.de>,
	"Johannes Berg" <johannes@sipsolutions.net>,
	"Christian Lamparter" <chunkeey@googlemail.com>,
	"Hauke Mehrtens" <hauke@hauke-m.de>,
	"Josh Boyer" <jwboyer@fedoraproject.org>,
	"Jiri Slaby" <jslaby@suse.com>,
	"Linus Torvalds" <torvalds@linux-foundation.org>,
	"Andy Lutomirski" <luto@amacapital.net>,
	"Wu Fengguang" <fengguang.wu@intel.com>,
	"Richard Purdie" <rpurdie@rpsys.net>,
	"Jacek Anaszewski" <j.anaszewski@samsung.com>,
	"Abhay_Salunke@dell.com" <Abhay_Salunke@dell.com>,
	"Julia Lawall" <Julia.Lawall@lip6.fr>,
	Gilles.Muller@lip6.fr, nicolas.palix@imag.fr,
	"Tom Gundersen" <teg@jklm.no>,
	"David Howells" <dhowells@redhat.com>,
	"Alessandro Rubini" <rubini@gnudd.com>,
	"Kevin Cernekee" <cernekee@gmail.com>,
	"Kees Cook" <keescook@chromium.org>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Thierry Martinez" <martinez@nsup.org>,
	cocci@systeme.lip6.fr,
	linux-serial <linux-serial@vger.kernel.org>,
	"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH v2 2/5] firmware: annotate thou shalt not request fw on init or probe
Date: Thu, 25 Aug 2016 13:30:51 -0700	[thread overview]
Message-ID: <CAKdAkRS+UT2LhC9OBdmzjjbcEX24tHusYuzwiBMEEFysNW6wBQ@mail.gmail.com> (raw)
In-Reply-To: <20160825194133.GC3296@wotan.suse.de>

On Thu, Aug 25, 2016 at 12:41 PM, Luis R. Rodriguez <mcgrof@kernel.org> wrote:
> On Thu, Aug 25, 2016 at 01:05:44PM +0200, Daniel Vetter wrote:
>> On Wed, Aug 24, 2016 at 10:39 PM, Luis R. Rodriguez <mcgrof@kernel.org> wrote:

>> > Can they use initramfs for this ?
>>
>> Apparently that's also uncool with the embedded folks.
>
> What's uncool with embedded folks? To use initramfs for firmware ?
> If so can you explain why ?

Because it is not needed? If you are embedded you have an option of
only compiling drivers and services that you need directly into the
kernel, then initramfs is just an extra piece that complicates your
boot process.

Thanks.

-- 
Dmitry

WARNING: multiple messages have this Message-ID (diff)
From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: "Luis R. Rodriguez" <mcgrof@kernel.org>
Cc: "Daniel Vetter" <daniel.vetter@ffwll.ch>,
	"Felix Fietkau" <nbd@nbd.name>,
	"David Woodhouse" <dwmw2@infradead.org>,
	"Jörg Rödel" <jroedel@suse.de>, "Joerg Roedel" <joro@8bytes.org>,
	"Roman Pen" <r.peniaev@gmail.com>,
	"Bjorn Andersson" <bjorn.andersson@linaro.org>,
	"Ming Lei" <ming.lei@canonical.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"Michal Marek" <mmarek@suse.com>,
	"Greg KH" <gregkh@linuxfoundation.org>,
	"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
	"Vikram Mulukutla" <markivx@codeaurora.org>,
	"Stephen Boyd" <stephen.boyd@linaro.org>,
	"Mimi Zohar" <zohar@linux.vnet.ibm.com>,
	"Mark Brown" <broonie@kernel.org>, "Takashi Iwai" <tiwai@suse.de>,
	"Johannes Berg" <johannes@sipsolutions.net>,
	"Christian Lamparter" <chunkeey@googlemail.com>
Subject: Re: [PATCH v2 2/5] firmware: annotate thou shalt not request fw on init or probe
Date: Thu, 25 Aug 2016 13:30:51 -0700	[thread overview]
Message-ID: <CAKdAkRS+UT2LhC9OBdmzjjbcEX24tHusYuzwiBMEEFysNW6wBQ@mail.gmail.com> (raw)
In-Reply-To: <20160825194133.GC3296@wotan.suse.de>

On Thu, Aug 25, 2016 at 12:41 PM, Luis R. Rodriguez <mcgrof@kernel.org> wrote:
> On Thu, Aug 25, 2016 at 01:05:44PM +0200, Daniel Vetter wrote:
>> On Wed, Aug 24, 2016 at 10:39 PM, Luis R. Rodriguez <mcgrof@kernel.org> wrote:

>> > Can they use initramfs for this ?
>>
>> Apparently that's also uncool with the embedded folks.
>
> What's uncool with embedded folks? To use initramfs for firmware ?
> If so can you explain why ?

Because it is not needed? If you are embedded you have an option of
only compiling drivers and services that you need directly into the
kernel, then initramfs is just an extra piece that complicates your
boot process.

Thanks.

-- 
Dmitry

WARNING: multiple messages have this Message-ID (diff)
From: dmitry.torokhov@gmail.com (Dmitry Torokhov)
To: cocci@systeme.lip6.fr
Subject: [Cocci] [PATCH v2 2/5] firmware: annotate thou shalt not request fw on init or probe
Date: Thu, 25 Aug 2016 13:30:51 -0700	[thread overview]
Message-ID: <CAKdAkRS+UT2LhC9OBdmzjjbcEX24tHusYuzwiBMEEFysNW6wBQ@mail.gmail.com> (raw)
In-Reply-To: <20160825194133.GC3296@wotan.suse.de>

On Thu, Aug 25, 2016 at 12:41 PM, Luis R. Rodriguez <mcgrof@kernel.org> wrote:
> On Thu, Aug 25, 2016 at 01:05:44PM +0200, Daniel Vetter wrote:
>> On Wed, Aug 24, 2016 at 10:39 PM, Luis R. Rodriguez <mcgrof@kernel.org> wrote:

>> > Can they use initramfs for this ?
>>
>> Apparently that's also uncool with the embedded folks.
>
> What's uncool with embedded folks? To use initramfs for firmware ?
> If so can you explain why ?

Because it is not needed? If you are embedded you have an option of
only compiling drivers and services that you need directly into the
kernel, then initramfs is just an extra piece that complicates your
boot process.

Thanks.

-- 
Dmitry

  parent reply	other threads:[~2016-08-25 20:30 UTC|newest]

Thread overview: 145+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-16 22:54 [PATCH v2 0/5] firmware: add SmPL grammar to avoid issues Luis R. Rodriguez
2016-06-16 22:54 ` [PATCH v2 1/5] MAINTAINERS: extend firmware_class maintainer list Luis R. Rodriguez
2016-06-16 22:54 ` [PATCH v2 2/5] firmware: annotate thou shalt not request fw on init or probe Luis R. Rodriguez
2016-06-16 22:54   ` [Cocci] " Luis R. Rodriguez
2016-06-16 22:54   ` Luis R. Rodriguez
2016-08-24  6:55   ` Daniel Vetter
2016-08-24  6:55     ` [Cocci] " Daniel Vetter
2016-08-24  6:55     ` Daniel Vetter
2016-08-24 20:39     ` Luis R. Rodriguez
2016-08-24 20:39       ` [Cocci] " Luis R. Rodriguez
2016-08-24 20:39       ` Luis R. Rodriguez
2016-08-25 11:05       ` Daniel Vetter
2016-08-25 11:05         ` [Cocci] " Daniel Vetter
2016-08-25 11:05         ` Daniel Vetter
2016-08-25 19:41         ` Luis R. Rodriguez
2016-08-25 19:41           ` [Cocci] " Luis R. Rodriguez
2016-08-25 19:41           ` Luis R. Rodriguez
2016-08-25 20:10           ` Daniel Vetter
2016-08-25 20:10             ` [Cocci] " Daniel Vetter
2016-08-25 20:10             ` Daniel Vetter
2016-08-25 20:25             ` Luis R. Rodriguez
2016-08-25 20:25               ` [Cocci] " Luis R. Rodriguez
2016-08-25 20:25               ` Luis R. Rodriguez
2016-08-25 20:30           ` Dmitry Torokhov [this message]
2016-08-25 20:30             ` [Cocci] " Dmitry Torokhov
2016-08-25 20:30             ` Dmitry Torokhov
2016-09-02 23:59           ` Luis R. Rodriguez
2016-09-02 23:59             ` Luis R. Rodriguez
2016-09-03  0:20             ` [RFC] fs: add userspace critical mounts event support Luis R. Rodriguez
2016-09-03  0:20               ` Luis R. Rodriguez
2016-09-03  4:11               ` Linus Torvalds
2016-09-03  4:11                 ` Linus Torvalds
2016-09-03  4:20                 ` Dmitry Torokhov
2016-09-03  4:20                   ` Dmitry Torokhov
2016-09-03  4:41                   ` Linus Torvalds
2016-09-03  4:41                     ` Linus Torvalds
2016-09-03 17:49                     ` Dmitry Torokhov
2016-09-03 17:49                       ` Dmitry Torokhov
2016-09-03 18:01                       ` Linus Torvalds
2016-09-03 18:01                         ` Linus Torvalds
2016-09-03 18:10                         ` Dmitry Torokhov
2016-09-03 18:10                           ` Dmitry Torokhov
2016-09-06 21:52                           ` Luis R. Rodriguez
2016-09-06 21:52                             ` Luis R. Rodriguez
2016-09-06 22:28                             ` Bjorn Andersson
2016-09-06 22:28                               ` Bjorn Andersson
2016-09-06 23:14                               ` Luis R. Rodriguez
2016-09-06 23:14                                 ` Luis R. Rodriguez
2016-09-24  1:37                           ` Herbert, Marc
2016-09-24  1:37                           ` Herbert, Marc
2016-09-24  1:37                           ` Herbert, Marc
2016-09-24  1:37                             ` Herbert, Marc
2016-09-24 17:41                             ` Dmitry Torokhov
2016-09-24 17:41                               ` Dmitry Torokhov
2016-10-05  0:00                               ` Luis R. Rodriguez
2016-10-05  0:12                                 ` Linus Torvalds
2016-10-05  0:24                                   ` Luis R. Rodriguez
2016-10-05  0:32                                     ` Linus Torvalds
2016-10-05 17:38                                       ` Luis R. Rodriguez
2016-10-05  1:48                                   ` Josh Triplett
2016-10-05  1:58                                     ` Linus Torvalds
2016-09-06 17:46                 ` Bjorn Andersson
2016-09-06 17:46                   ` Bjorn Andersson
2016-09-06 18:32                   ` Linus Torvalds
2016-09-06 18:32                     ` Linus Torvalds
2016-09-06 21:11                     ` Bjorn Andersson
2016-09-06 21:11                       ` Bjorn Andersson
2016-09-06 21:50                       ` Linus Torvalds
2016-09-06 21:50                         ` Linus Torvalds
2016-09-06 23:04                         ` Luis R. Rodriguez
2016-09-06 23:04                           ` Luis R. Rodriguez
2016-09-24  2:51                           ` Herbert, Marc
2016-10-04 23:28                             ` Luis R. Rodriguez
2016-09-06 22:32                     ` Luis R. Rodriguez
2016-09-06 22:32                       ` Luis R. Rodriguez
2016-09-14  2:38               ` Rob Landley
2016-09-14  2:38                 ` Rob Landley
2016-10-05 18:00                 ` Luis R. Rodriguez
2016-10-05 18:00                   ` Luis R. Rodriguez
2016-10-05 18:08                   ` Linus Torvalds
2016-10-05 18:08                     ` Linus Torvalds
2016-10-05 19:46                     ` Luis R. Rodriguez
2016-10-05 19:46                       ` Luis R. Rodriguez
2016-11-08 22:47                       ` Luis R. Rodriguez
2016-11-08 22:47                         ` Luis R. Rodriguez
2016-11-09  9:13                         ` Daniel Wagner
2016-11-09  9:13                           ` Daniel Wagner
2016-11-09 11:21                           ` Andy Lutomirski
2016-11-09 11:21                             ` Andy Lutomirski
2016-11-09 23:53                             ` Luis R. Rodriguez
2016-11-09 23:53                               ` Luis R. Rodriguez
2016-11-29 21:54                             ` Luis R. Rodriguez
2016-11-29 21:54                               ` Luis R. Rodriguez
2016-11-09 23:40                         ` Luis R. Rodriguez
2016-11-09 23:40                           ` Luis R. Rodriguez
2016-11-15  9:28                         ` Johannes Berg
2016-11-15  9:28                           ` Johannes Berg
2016-11-15  9:28                           ` Johannes Berg
2016-11-29 21:10                           ` Tom Gundersen
2016-11-29 21:10                             ` Tom Gundersen
2016-11-29 21:37                             ` Luis R. Rodriguez
2016-11-29 21:37                               ` Luis R. Rodriguez
2016-11-30  8:18                               ` Johannes Berg
2016-11-30  8:18                                 ` Johannes Berg
2016-06-16 22:54 ` [PATCH v2 3/5] firmware: update usermode helper docs and add SmPL report Luis R. Rodriguez
2016-06-16 22:54 ` [PATCH v2 4/5] firmware: add usermode helper DECLARE_FW_LOADER_USER() annotation Luis R. Rodriguez
2016-06-16 22:54 ` [PATCH v2 5/5] firmware: fix fw cache to avoid usermode helper on suspend Luis R. Rodriguez
2016-07-07  0:56 ` [PATCH v2 0/5] firmware: add SmPL grammar to avoid issues Luis R. Rodriguez
2016-07-13 21:47   ` Luis R. Rodriguez
2016-07-28  0:41     ` Luis R. Rodriguez
2016-08-03 14:50       ` Luis R. Rodriguez
2016-08-03 15:04         ` Greg KH
2016-08-03 17:06           ` Luis R. Rodriguez
2016-08-03 19:32             ` Greg KH
2016-08-03 19:46               ` Luis R. Rodriguez
2016-07-13 23:52   ` Fengguang Wu
2016-07-14  2:15     ` Luis R. Rodriguez
2016-07-14  2:23       ` Fengguang Wu
2016-07-14  3:08         ` Luis R. Rodriguez
2016-07-14  3:35           ` Fengguang Wu
2016-08-24  0:45 ` [PATCH v3 " mcgrof
2016-08-24  0:45   ` [PATCH v3 1/5] MAINTAINERS: extend firmware_class maintainer list mcgrof
2016-08-24  0:45   ` [PATCH v3 2/5] firmware: annotate thou shalt not request fw on init or probe mcgrof
2016-08-24  0:45     ` [Cocci] " mcgrof at kernel.org
2016-08-24  0:45     ` mcgrof
2016-08-24  8:17     ` Gabriel Paubert
2016-08-24  8:17       ` [Cocci] " Gabriel Paubert
2016-08-24  8:17       ` Gabriel Paubert
2016-09-02 18:26       ` Luis R. Rodriguez
2016-09-02 18:26         ` Luis R. Rodriguez
2016-08-24  0:45   ` [PATCH v3 3/5] firmware: update usermode helper docs and add SmPL report mcgrof
2016-08-24  0:45   ` [PATCH v3 4/5] firmware: add usermode helper DECLARE_FW_LOADER_USER() annotation mcgrof
2016-08-24  0:45   ` [PATCH v3 5/5] firmware: fix fw cache to avoid usermode helper on suspend mcgrof
2016-08-31  7:03     ` Daniel Wagner
2016-09-02 18:13       ` Luis R. Rodriguez
2016-09-07  0:42   ` [PATCH v4 0/5] firmware: add SmPL grammar to avoid issues Luis R. Rodriguez
2016-09-07  0:42     ` [PATCH v4 1/5] MAINTAINERS: extend firmware_class maintainer list Luis R. Rodriguez
2016-09-07  6:43       ` Greg KH
2016-09-08 14:58         ` Luis R. Rodriguez
2016-09-08 15:25         ` Ming Lei
2016-09-07  0:42     ` [PATCH v4 2/5] firmware: annotate thou shalt not request fw on init or probe Luis R. Rodriguez
2016-09-07  0:42       ` Luis R. Rodriguez
2016-09-07  0:42     ` [PATCH v4 3/5] firmware: update usermode helper docs and add SmPL report Luis R. Rodriguez
2016-09-07  0:42     ` [PATCH v4 4/5] firmware: add usermode helper DECLARE_FW_LOADER_USER() annotation Luis R. Rodriguez
2016-09-07  0:42     ` [PATCH v4 5/5] firmware: fix fw cache to avoid usermode helper on suspend Luis R. Rodriguez

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