From: David Miller <davem@davemloft.net>
To: jeffrey.t.kirsher@intel.com
Cc: maciej.sosnowski@intel.com, dan.j.williams@intel.com,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH] dca: redesign locks
Date: Mon, 02 Feb 2009 23:27:04 -0800 (PST) [thread overview]
Message-ID: <20090202.232704.05806886.davem@davemloft.net> (raw)
In-Reply-To: <9929d2390902022158v47bdc745h7267c9c6ad6020e7@mail.gmail.com>
From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Date: Mon, 2 Feb 2009 21:58:01 -0800
> On Mon, Feb 2, 2009 at 9:14 AM, Maciej Sosnowski
> <maciej.sosnowski@intel.com> wrote:
> > Change spin_locks to irqsave to prevent dead-locks.
> > Protect adding and deleting to/from dca_providers list.
> > Drop the lock during dca_sysfs_add_req() and dca_sysfs_remove_req() calls
> > as they might sleep (use GFP_KERNEL allocation).
> >
> > Signed-off-by: Maciej Sosnowski <maciej.sosnowski@intel.com>
> > ---
> >
> > drivers/dca/dca-core.c | 51 +++++++++++++++++++++++++++++++-----------------
> > 1 files changed, 33 insertions(+), 18 deletions(-)
> >
>
> Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Applied.
prev parent reply other threads:[~2009-02-03 7:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-02 17:14 [PATCH] dca: redesign locks Maciej Sosnowski
2009-02-03 5:58 ` Jeff Kirsher
2009-02-03 7:27 ` David Miller [this message]
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