Commit 81573694 authored by Uladzislau Rezki (Sony)'s avatar Uladzislau Rezki (Sony) Committed by Joel Fernandes (Google)
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doc: Update whatisRCU.rst 



The kfree_rcu() macro is deprecated.  Rename it to its new
kfree_rcu_mightsleep() name in this documentation.

Acked-by: default avatarJoel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: default avatarUladzislau Rezki (Sony) <urezki@gmail.com>
Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
Signed-off-by: default avatarJoel Fernandes (Google) <joel@joelfernandes.org>
parent c4af9e00

Documentation/RCU/whatisRCU.rst

+3 −3
Original line number Diff line number Diff line
@@ -597,10 +597,10 @@ to avoid having to write your own callback:: 
If the occasional sleep is permitted, the single-argument form may

be used, omitting the rcu_head structure from struct foo.



	kfree_rcu(old_fp);

	kfree_rcu_mightsleep(old_fp);



This variant of kfree_rcu() almost never blocks, but might do so by

invoking synchronize_rcu() in response to memory-allocation failure.

This variant almost never blocks, but might do so by invoking

synchronize_rcu() in response to memory-allocation failure.



Again, see checklist.rst for additional rules governing the use of RCU.