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| author |   Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-04-18 14:14:42 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-05-15 10:29:41 -0700 |
| commit | 0ae94e00ce40e4447080ab7675220f725c690330 (patch) | |
| tree | d5c003296ddde1203898a0cb56665c5a2abeb49e /tools/perf/scripts/python/stackcollapse.py | |
| parent | rcu: Avoid losing ->need_future_gp[] values due to GP start/end races (diff) | |
| download | linux-dev-0ae94e00ce40e4447080ab7675220f725c690330.tar.xz linux-dev-0ae94e00ce40e4447080ab7675220f725c690330.zip | |
rcu: Make rcu_future_needs_gp() check all ->need_future_gps[] elements
Currently, the rcu_future_needs_gp() function checks only the current
element of the ->need_future_gps[] array, which might miss elements that
were offset from the expected element, for example, due to races with
the start or the end of a grace period. This commit therefore makes
rcu_future_needs_gp() use the need_any_future_gp() macro to check all
of the elements of this array.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Tested-by: Nicholas Piggin <npiggin@gmail.com>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions