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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2018-04-13 02:16:45 +0300
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2018-05-15 20:30:54 +0300
commit384f77f4cb765707216ea43f9122580d8a07be7d (patch)
treeb68ccb760db3be0eb57c63f4826675ff7f33ca7b /Documentation/io-mapping.txt
parent665f08f1ce9cf608a9435e11d66f55be4e72540a (diff)
downloadlinux-384f77f4cb765707216ea43f9122580d8a07be7d.tar.xz
rcu: The rcu_gp_cleanup() function does not need cpu_needs_another_gp()
All of the cpu_needs_another_gp() function's checks (except for newly arrived callbacks) have been subsumed into the rcu_gp_cleanup() function's scan of the rcu_node tree. This commit therefore drops the call to cpu_needs_another_gp(). The check for newly arrived callbacks is supplied by rcu_accelerate_cbs(). Any needed advancing (as in the earlier rcu_advance_cbs() call) will be supplied when the corresponding CPU becomes aware of the end of the now-completed grace period. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Tested-by: Nicholas Piggin <npiggin@gmail.com>
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