From: Roland Dreier <rdreier@cisco.com>
To: "Bryan O'Sullivan" <bos@pathscale.com>
Cc: rolandd@cisco.com, gregkh@suse.de, akpm@osdl.org,
davem@davemloft.net, linux-kernel@vger.kernel.org,
openib-general@openib.org
Subject: Re: [PATCH 9 of 20] ipath - char devices for diagnostics and lightweight subnet management
Date: Thu, 09 Mar 2006 15:51:34 -0800 [thread overview]
Message-ID: <adaek1bdvnd.fsf@cisco.com> (raw)
In-Reply-To: <1141948189.10693.48.camel@serpentine.pathscale.com> (Bryan O'Sullivan's message of "Thu, 09 Mar 2006 15:49:49 -0800")
Bryan> Yep, this is a real race, albeit incredibly unlikely. I
Bryan> just turned ipath_sma_alive into an atomic_t, and wrapped
Bryan> the open/close code in spinlocks.
How does making it an atomic_t help? I think you're only going to be
using atomic_set() and atomic_read(), and atomic_t doesn't provide
anything in that case.
- R.
next prev parent reply other threads:[~2006-03-09 23:51 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <eac2ad3017b5f160d24c.1141922822@localhost.localdomain>
2006-03-09 23:20 ` Roland Dreier
2006-03-09 23:39 ` Bryan O'Sullivan
2006-03-09 23:47 ` Roland Dreier
2006-03-09 23:50 ` Bryan O'Sullivan
2006-03-09 23:52 ` Roland Dreier
2006-03-10 15:54 ` Michael S. Tsirkin
2006-03-10 16:05 ` Bryan O'Sullivan
2006-03-09 23:24 ` Roland Dreier
2006-03-09 23:49 ` Bryan O'Sullivan
2006-03-09 23:51 ` Roland Dreier [this message]
2006-03-09 23:26 ` Roland Dreier
2006-03-09 23:52 ` Bryan O'Sullivan
2006-03-10 0:00 ` Roland Dreier
2006-03-10 0:04 ` Bryan O'Sullivan
2006-03-10 0:45 ` Greg KH
2006-03-10 0:48 ` Bryan O'Sullivan
2006-03-10 1:04 ` Greg KH
2006-03-10 4:41 ` Bryan O'Sullivan
2006-03-10 5:48 ` Greg KH
2006-03-10 13:40 ` Bryan O'Sullivan
2006-03-10 5:55 ` Roland Dreier
2006-03-10 13:43 ` Bryan O'Sullivan
2006-03-10 16:58 ` Greg KH
2006-03-10 17:05 ` Bryan O'Sullivan
2006-03-10 17:08 ` Roland Dreier
2006-03-10 17:32 ` Bryan O'Sullivan
2006-03-10 22:20 ` Roland Dreier
2006-03-10 0:35 [PATCH 0 of 20] [RFC] ipath driver - another round for review Bryan O'Sullivan
2006-03-10 0:35 ` [PATCH 9 of 20] ipath - char devices for diagnostics and lightweight subnet management Bryan O'Sullivan
2006-03-10 0:45 ` Roland Dreier
2006-03-10 0:47 ` Bryan O'Sullivan
2006-03-10 0:52 ` Roland Dreier
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