33 lines
1012 B
Diff
33 lines
1012 B
Diff
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From 1c57ed19a228bf7012474b9008f61e606f30c26f Mon Sep 17 00:00:00 2001
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From: Thomas Gleixner <tglx@linutronix.de>
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Date: Mon, 14 Nov 2011 23:06:09 +0100
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Subject: [PATCH 272/365] dm: Make rt aware
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Use the BUG_ON_NORT variant for the irq_disabled() checks. RT has
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interrupts legitimately enabled here as we cant deadlock against the
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irq thread due to the "sleeping spinlocks" conversion.
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Reported-by: Luis Claudio R. Goncalves <lclaudio@uudg.org>
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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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---
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drivers/md/dm-rq.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c
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index ba7c4c685db3..834ec328f217 100644
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--- a/drivers/md/dm-rq.c
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+++ b/drivers/md/dm-rq.c
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@@ -842,7 +842,7 @@ static void dm_old_request_fn(struct request_queue *q)
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/* Establish tio->ti before queuing work (map_tio_request) */
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tio->ti = ti;
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kthread_queue_work(&md->kworker, &tio->work);
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- BUG_ON(!irqs_disabled());
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+ BUG_ON_NONRT(!irqs_disabled());
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}
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}
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--
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2.28.0
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