Commit 90738683 authored Oct 09, 2007 by Tejun Heo Committed by Jeff Garzik Oct 12, 2007

libata: wrap schedule_timeout_uninterruptible() in loop



Tasks in uninterruptible sleep might be woken up by unrelated events
and should check whether the condition it was waiting for has actually
triggered.  Wrap schedule_timeout_uninterruptible() in loop to achieve
it.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

parent 94ff3d54

drivers/ata/libata-eh.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -2183,7 +2183,8 @@ int ata_eh_reset(struct ata_link *link, int classify,
		"(errno=%d), retrying in %u secs\n",
		rc, (jiffies_to_msecs(delta) + 999) / 1000);

		schedule_timeout_uninterruptible(delta);
		while (delta)
		delta = schedule_timeout_uninterruptible(delta);
		}

		if (rc == -EPIPE \|\|