From: Pavel Machek <pavel@ucw.cz>
To: Stanislaw Gruszka <sgruszka@redhat.com>
Cc: David Rientjes <rientjes@google.com>,
Mel Gorman <mgorman@suse.de>,
Andrew Morton <akpm@linux-foundation.org>,
linux-wireless@vger.kernel.org, johannes.berg@intel.com,
wey-yi.w.guy@intel.com, ilw@linux.intel.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: iwl3945: order 5 allocation during ifconfig up; vm problem?
Date: Sat, 6 Oct 2012 14:08:50 +0200 [thread overview]
Message-ID: <20121006120850.GB18025@elf.ucw.cz> (raw)
In-Reply-To: <20121005083659.GA2819@redhat.com>
Hi!
On Fri 2012-10-05 10:37:00, Stanislaw Gruszka wrote:
> On Wed, Oct 03, 2012 at 11:07:13AM -0700, David Rientjes wrote:
> > On Wed, 3 Oct 2012, Stanislaw Gruszka wrote:
> >
> > > So, can this problem be solved like on below patch, or I should rather
> > > split firmware loading into chunks similar like was already iwlwifi did?
>
> Hmm, I looked at iwl3945 code and looks loading firmware in chunks is
> nothing that can be easily done. 3945 bootstrap code expect that runtime
> ucode will be placed in physically continue memory, and there are no
> separate instructions for copy and for execute, just one to perform both
> those actions. Maybe loading firmware in chunks can be done using
> undocumented features of the device, but I'm eager to do this.
Just allocate memory during boot?
> Pavel, do you still can reproduce this problem on released 3.6 ?
It happened again yesterday on 3.6.0-rc6+. I don't think mm changed
between -rc6 and final...
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2012-10-06 12:08 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-09 21:32 iwl3945: order 5 allocation during ifconfig up; vm problem? Pavel Machek
2012-09-09 22:40 ` David Rientjes
2012-09-10 11:11 ` Pavel Machek
2012-09-11 23:25 ` Andrew Morton
2012-09-12 5:16 ` Eric Dumazet
2012-09-12 5:57 ` Marc MERLIN
2012-09-12 6:54 ` Johannes Berg
2012-09-24 9:03 ` Dan Carpenter
2012-09-24 9:14 ` Johannes Berg
2012-09-12 9:22 ` Stanislaw Gruszka
2012-09-12 10:18 ` Mel Gorman
2012-10-03 11:37 ` Stanislaw Gruszka
2012-10-03 18:07 ` David Rientjes
2012-10-05 8:37 ` Stanislaw Gruszka
2012-10-06 12:08 ` Pavel Machek [this message]
2012-10-08 15:38 ` Stanislaw Gruszka
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20121006120850.GB18025@elf.ucw.cz \
--to=pavel@ucw.cz \
--cc=akpm@linux-foundation.org \
--cc=ilw@linux.intel.com \
--cc=johannes.berg@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linux-wireless@vger.kernel.org \
--cc=mgorman@suse.de \
--cc=rientjes@google.com \
--cc=sgruszka@redhat.com \
--cc=wey-yi.w.guy@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).