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(parent: 8946ccc) | patch
lockdep: Fix wait-type for empty stack
authorPeter Zijlstra <peterz@infradead.org>
Thu, 17 Jun 2021 18:57:18 +0000 (20:57 +0200)
committerPeter Zijlstra <peterz@infradead.org>
Tue, 22 Jun 2021 14:42:08 +0000 (16:42 +0200)
commitf8b298cc39f0619544c607eaef09fd0b2afd10f3
treee50196d9eeaab1501eb66ece492b6289b39e5f84tree | snapshot
parent8946ccc25ed22d957ca7f0b6fac1dcf6d25eaf1fcommit | diff
lockdep: Fix wait-type for empty stack

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

Fixes: de8f5e4f2dc1 ("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
kernel/locking/lockdep.c diff | blob | history
Domain: System / Kernel;