From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Alexander Holler <holler@ahsoftware.de>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Russell King <linux@arm.linux.org.uk>,
Grant Likely <grant.likely@linaro.org>
Subject: Re: [PATCH 04/14] init: deps: order network interfaces by link order
Date: Sat, 17 Oct 2015 22:14:43 -0700 [thread overview]
Message-ID: <20151018051443.GA29830@kroah.com> (raw)
In-Reply-To: <5623272A.1050205@ahsoftware.de>
On Sun, Oct 18, 2015 at 06:59:22AM +0200, Alexander Holler wrote:
> Am 17.10.2015 um 21:36 schrieb Greg Kroah-Hartman:
>
> >Again, parallelizing does not solve anything, and causes more problems
> >_and_ makes things take longer. Try it, we have done it in the past and
> >proven this, it's pretty easy to test :)
>
> Just because I'm curious, may I ask how I would test that in the easy way
> you have in mind? I've just posted the results of my tests (the patch
> series) but I wonder what you do have in mind.
Use the tool, scripts/bootgraph.pl to create a boot graph of your boot
sequence. That should show you the drivers, or other areas, that are
causing your boot to be "slow".
Hope this helps,
greg k-h
next prev parent reply other threads:[~2015-10-18 5:14 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-17 17:14 [PATCH 0/14] init: deps: dependency based (parallelized) init Alexander Holler
2015-10-17 17:14 ` [PATCH 01/14] init: deps: introduce annotated initcalls Alexander Holler
2015-10-17 17:14 ` [PATCH 02/14] init: deps: use annotated initcalls for a dependency based (optionally parallelized) init Alexander Holler
2015-10-17 17:14 ` [PATCH 03/14] init: deps: dt: use (HW-specific) dependencies provided by the DT too Alexander Holler
2015-10-19 12:37 ` Mark Brown
2015-10-19 16:27 ` Rob Herring
2015-10-19 17:24 ` Alexander Holler
2015-10-19 17:10 ` Alexander Holler
2015-10-17 17:14 ` [PATCH 04/14] init: deps: order network interfaces by link order Alexander Holler
2015-10-17 18:23 ` Linus Torvalds
2015-10-17 18:37 ` Alexander Holler
2015-10-17 18:52 ` Linus Torvalds
2015-10-17 19:01 ` Alexander Holler
2015-10-17 19:08 ` Linus Torvalds
2015-10-17 19:14 ` Alexander Holler
2015-10-17 19:36 ` Greg Kroah-Hartman
2015-10-17 19:58 ` Alexander Holler
2015-10-17 21:20 ` Alexander Holler
2015-10-18 4:59 ` Alexander Holler
2015-10-18 5:14 ` Greg Kroah-Hartman [this message]
2015-10-18 5:20 ` Alexander Holler
2015-10-18 5:59 ` Greg Kroah-Hartman
2015-10-18 10:11 ` Alexander Holler
2015-10-19 10:57 ` Alexander Holler
2015-10-19 11:31 ` Alexander Holler
2015-10-22 6:47 ` Alexander Holler
2015-10-17 19:37 ` Linus Torvalds
2015-10-17 21:32 ` Alexander Holler
2015-10-17 18:55 ` Greg Kroah-Hartman
2015-10-17 19:03 ` Linus Torvalds
2015-10-17 19:07 ` Alexander Holler
2015-10-17 17:14 ` [PATCH 05/14] init: deps: order I2C bus drivers by their ID Alexander Holler
2015-10-17 17:14 ` [PATCH 06/14] dtc: deps: Automatically add new property 'dependencies' which contains a list of referenced phandles Alexander Holler
2015-10-17 17:14 ` [PATCH 07/14] dtc: deps: introduce new (virtual) property no-dependencies Alexander Holler
2015-10-17 17:14 ` [PATCH 08/14] dtc: deps: Add option to print initialization order Alexander Holler
2015-10-17 17:14 ` [PATCH 09/14] dtc: deps: Add option to print dependency graph as dot (Graphviz) Alexander Holler
2015-10-17 17:14 ` [PATCH 10/14] init: deps: IDs for annotated initcalls Alexander Holler
2015-10-17 17:45 ` Greg Kroah-Hartman
2015-10-17 17:55 ` Alexander Holler
2015-10-17 18:29 ` Greg Kroah-Hartman
2015-10-17 18:46 ` Alexander Holler
2015-10-19 13:12 ` Mark Brown
2015-10-20 10:30 ` Alexander Holler
2015-10-20 10:42 ` Alexander Holler
2015-10-20 10:50 ` Alexander Holler
2015-10-20 10:57 ` Alexander Holler
2015-10-17 17:14 ` [PATCH 11/14] init: deps: annotate various initcalls Alexander Holler
2015-10-17 18:47 ` Linus Torvalds
2015-10-17 18:59 ` Alexander Holler
2015-10-17 17:14 ` [PATCH 12/14] dt: dts: deps: kirkwood: dockstar: add dependency ehci -> usb power regulator Alexander Holler
2015-10-17 17:14 ` [PATCH 13/14] dt: dts: deps: imx6q: make some remote-endpoints non-dependencies Alexander Holler
2015-10-17 17:14 ` [PATCH 14/14] dt: dts: deps: omap: beagle: " Alexander Holler
2015-10-17 17:44 ` [PATCH 0/14] init: deps: dependency based (parallelized) init Greg Kroah-Hartman
2015-10-17 18:19 ` Alexander Holler
2015-10-17 18:38 ` Greg Kroah-Hartman
2015-10-17 19:43 ` Alexander Holler
2015-10-17 20:20 ` Greg Kroah-Hartman
2015-10-17 20:37 ` Alexander Holler
2015-11-06 16:07 ` Alexander Holler
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