linux-wireless.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "Arend van Spriel" <arend@broadcom.com>
To: "Johannes Berg" <johannes@sipsolutions.net>
Cc: linux-wireless@vger.kernel.org
Subject: Re: [RFC v4] cfg80211: Android P2P-Device workaround
Date: Thu, 2 May 2013 21:17:40 +0200	[thread overview]
Message-ID: <5182BBD4.9010701@broadcom.com> (raw)
In-Reply-To: <1367489163.8298.2.camel@jlt4.sipsolutions.net>

On 05/02/2013 12:06 PM, Johannes Berg wrote:
> On Thu, 2013-05-02 at 12:03 +0200, Arend van Spriel wrote:
>
>> I tested the patch on x86 platform and was successful executing a
>> p2p_find, p2p_connect, and able to ping my peer. But....
>>
>> When I tried this a second time I got a lockdep warning about annotation
>> as brcmfmac tried to take a mutex during scan (p2p_find). Two minutes
>> later I got warning about rcu stalls. Not sure where to look.
>
> Me neither? :) What does it say?

crap. One time I get the lockdep warning/rcu stall and the next a null 
pointer access, but the stack trace is the same. Afraid this is a 
brcmfmac issue that I will have to look into it.

Gr. AvS


  reply	other threads:[~2013-05-02 19:17 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-29 12:26 [RFC v4] cfg80211: Android P2P-Device workaround Johannes Berg
2013-04-29 13:50 ` Arend van Spriel
2013-04-29 13:53   ` Johannes Berg
2013-04-29 16:32 ` Marcel Holtmann
2013-04-30 13:38 ` Sreenath
2013-04-30 13:43   ` Johannes Berg
2013-05-02 10:03 ` Arend van Spriel
2013-05-02 10:06   ` Johannes Berg
2013-05-02 19:17     ` Arend van Spriel [this message]
2013-05-07 10:20       ` Johannes Berg
2013-05-23  3:18         ` YanBo
2013-05-23  9:40           ` Johannes Berg
2013-05-23 14:40             ` YanBo
2013-05-23 16:08               ` Johannes Berg

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=5182BBD4.9010701@broadcom.com \
    --to=arend@broadcom.com \
    --cc=johannes@sipsolutions.net \
    --cc=linux-wireless@vger.kernel.org \
    /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).