mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Marcel Holtmann <marcel@holtmann.org>
To: Libor Pechacek <lpechacek@suse.cz>
Cc: "Gustavo F. Padovan" <gustavo@padovan.org>,
	Johan Hedberg <johan.hedberg@gmail.com>,
	Peter Hurley <peter@hurleysoftware.com>,
	Seung-Woo Kim <sw0312.kim@samsung.com>,
	Gianluca Anzolin <gianluca@sottospazio.it>,
	BlueZ development <linux-bluetooth@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>, Al Cho <acho@suse.com>
Subject: Re: [PATCH] rfcomm: Convert spinlocks into mutexes
Date: Mon, 5 May 2014 19:25:50 -0700	[thread overview]
Message-ID: <7304B0EB-403B-401E-8823-CBB1012C4229@holtmann.org> (raw)
In-Reply-To: <20140429183834.GA6076@fmn.suse.cz>

Hi Libor,

> Enabling CONFIG_DEBUG_ATOMIC_SLEEP has shown that some rfcomm functions
> acquiring spinlocks call sleeping locks further in the chain.  Converting
> the offending spinlocks into mutexes makes sleeping safe.
> 
> Signed-off-by: Libor Pechacek <lpechacek@suse.cz>
> ---
> include/net/bluetooth/rfcomm.h |  6 +++---
> net/bluetooth/rfcomm/core.c    |  2 +-
> net/bluetooth/rfcomm/tty.c     | 20 ++++++++++----------
> 3 files changed, 14 insertions(+), 14 deletions(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel


      reply	other threads:[~2014-05-06  2:25 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-29 18:38 Libor Pechacek
2014-05-06  2:25 ` Marcel Holtmann [this message]

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=7304B0EB-403B-401E-8823-CBB1012C4229@holtmann.org \
    --to=marcel@holtmann.org \
    --cc=acho@suse.com \
    --cc=gianluca@sottospazio.it \
    --cc=gustavo@padovan.org \
    --cc=johan.hedberg@gmail.com \
    --cc=linux-bluetooth@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lpechacek@suse.cz \
    --cc=peter@hurleysoftware.com \
    --cc=sw0312.kim@samsung.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
all inboxes | Powered by JetHome®