Re: [PATCH 1/5] rapidio: fix blocking wait for discovery ready
flat view
From: Andrew Morton <akpm@linux-foundation.org>
Date: 2012-10-03 22:20:05
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On Wed, 3 Oct 2012 15:18:39 -0400 Alexandre Bounine [off-list ref] 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?