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locking/lockdep: Rework lockdep_lock
authorPeter Zijlstra <peterz@infradead.org>
Fri, 13 Mar 2020 10:09:49 +0000 (11:09 +0100)
committerPeter Zijlstra <peterz@infradead.org>
Fri, 20 Mar 2020 12:06:25 +0000 (13:06 +0100)
commit59415203330d621b5821e7054cda7ae4aefd716a
tree6979964a2e77874905f407e47b5fefdc670cb13atree | snapshot
parentbba1af77d014c5ffdc784d24262c09c436884925commit | diff
locking/lockdep: Rework lockdep_lock

A few sites want to assert we own the graph_lock/lockdep_lock, provide
a more conventional lock interface for it with a number of trivial
debug checks.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200313102107.GX12561@hirez.programming.kicks-ass.net
kernel/locking/lockdep.c diff | blob | history
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