srcu: Explain srcu_funnel_gp_start() call to list_add() is safe

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This commit adds a comment explaining why an unprotected call to
list_add() from srcu_funnel_gp_start() can be safe.  TL;DR: It is only
called during very early boot when we don't have no steeking concurrency!

Co-developed-by: Neeraj Upadhyay <quic_neeraju@quicinc.com>
Signed-off-by: Neeraj Upadhyay <quic_neeraju@quicinc.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>

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Paul E. McKenney 2022-01-27 13:47:42 -08:00

parent 46470cf85d

commit ee5e2448bc

1 changed files with 6 additions and 0 deletions

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kernel/rcu/srcutree.c

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