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| author |   Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-06-27 21:48:00 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-08-30 16:02:35 -0700 |
| commit | 27c744e32a9a4066daca0ee7496819bff78c1b37 (patch) | |
| tree | 227dc2ce4b056ad50fd0b3a9b8c03a873188ced6 /include/linux/rcupdate_wait.h | |
| parent | rcutorture: Test extended "rcu" read-side critical sections (diff) | |
| download | linux-rng-27c744e32a9a4066daca0ee7496819bff78c1b37.tar.xz linux-rng-27c744e32a9a4066daca0ee7496819bff78c1b37.zip | |
rcu: Allow processing deferred QSes for exiting RCU-preempt readers
If an RCU-preempt read-side critical section is exiting, that is,
->rcu_read_lock_nesting is negative, then it is a good time to look
at the possibility of reporting deferred quiescent states. This
commit therefore updates the checks in rcu_preempt_need_deferred_qs()
to allow exiting critical sections to report deferred quiescent states.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'include/linux/rcupdate_wait.h')
0 files changed, 0 insertions, 0 deletions