rcu: Add debugging info to assertion

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The WARN_ON_ONCE(rcu_preempt_blocked_readers_cgp()) in
rcu_gp_cleanup() triggers (inexplicably, of course) every so often.
This commit therefore extracts more information.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

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This commit is contained in:

Paul E. McKenney 2017-11-27 15:13:56 -08:00

parent ce397d215c

commit 4bc8d55574

3 changed files with 42 additions and 3 deletions

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5

kernel/rcu/tree.c

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2

kernel/rcu/tree.h

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38

kernel/rcu/tree_plugin.h

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