Peter Zijlstra fca9e784a3 lockdep: Fix wait-type for empty stack ...

[ Upstream commit f8b298cc39f0619544c607eaef09fd0b2afd10f3 ]

Even the very first lock can violate the wait-context check, consider
the various IRQ contexts.

Fixes: de8f5e4f2d ("lockdep: Introduce wait-type checks")
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Joerg Roedel <jroedel@suse.de>
Link: https://lore.kernel.org/r/20210617190313.256987481@infradead.org
Signed-off-by: Sasha Levin <sashal@kernel.org>

2021-07-14 16:56:10 +02:00

165 KiB

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