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From: Andrew Morton <akpm@linux-foundation.org>
To: Alexandre Bounine <alexandre.bounine@idt.com>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/5] rapidio: fix blocking wait for discovery ready
Date: Wed, 3 Oct 2012 15:20:01 -0700	[thread overview]
Message-ID: <20121003152001.665c9373.akpm@linux-foundation.org> (raw)
In-Reply-To: <1349291923-22860-2-git-send-email-alexandre.bounine@idt.com>

On Wed,  3 Oct 2012 15:18:39 -0400
Alexandre Bounine <alexandre.bounine@idt.com> wrote:

> Fix blocking wait loop in the RapidIO discovery routine to avoid warning
> dumps about stalled CPU on x86 platforms.
> 
> ...
>
> +		to_end = jiffies + CONFIG_RAPIDIO_DISC_TIMEOUT * HZ;
> +		while (time_before(jiffies, to_end)) {
> +			if (rio_enum_complete(mport))
> +				goto enum_done;
> +			schedule_timeout_uninterruptible(msecs_to_jiffies(10));

I think a simple msleep(10) would suffice here?

  reply	other threads:[~2012-10-03 22:20 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-03 19:18 [PATCH 0/5] rapidio: patches to support multiple master ports Alexandre Bounine
2012-10-03 19:18 ` [PATCH 1/5] rapidio: fix blocking wait for discovery ready Alexandre Bounine
2012-10-03 22:20   ` Andrew Morton [this message]
2012-10-04 17:20     ` Bounine, Alexandre
2012-10-03 19:18 ` [PATCH 2/5] rapidio: use device lists handling on per-net basis Alexandre Bounine
2012-10-03 19:18 ` [PATCH 3/5] rapidio: run discovery as an asynchronous process Alexandre Bounine
2012-10-03 22:29   ` Andrew Morton
2012-10-04 19:08     ` Bounine, Alexandre
2012-10-03 19:18 ` [PATCH 4/5] rapidio/rionet: rework to support multiple RIO master ports Alexandre Bounine
2012-10-03 19:18 ` [PATCH 5/5] rapidio: add destination ID allocation mechanism Alexandre Bounine
2012-10-03 22:36   ` Andrew Morton
2012-10-04 20:39     ` Bounine, Alexandre

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