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| author | Frederic Weisbecker <[email protected]> | 2021-01-28 18:12:08 +0100 |
|---|---|---|
| committer | Paul E. McKenney <[email protected]> | 2021-03-08 14:20:20 -0800 |
| commit | 5de2e5bb80aeef82f75fff76120874cdc86f935d (patch) | |
| tree | baac323b6e80f3a46e4ef1a694f1b598eed07610 /tools/perf/util/trace-event-scripting.c | |
| parent | 3820b513a2e33d6dee1caa3b4815f92079cb9890 (diff) | |
rcu/nocb: Comment the reason behind BH disablement on batch processing
This commit explains why softirqs need to be disabled while invoking
callbacks, even when callback processing has been offloaded. After
all, invoking callbacks concurrently is one thing, but concurrently
invoking the same callback is quite another.
Reported-by: Boqun Feng <[email protected]>
Reported-by: Paul E. McKenney <[email protected]>
Cc: Josh Triplett <[email protected]>
Cc: Lai Jiangshan <[email protected]>
Cc: Joel Fernandes <[email protected]>
Cc: Neeraj Upadhyay <[email protected]>
Cc: Boqun Feng <[email protected]>
Signed-off-by: Frederic Weisbecker <[email protected]>
Signed-off-by: Paul E. McKenney <[email protected]>
Diffstat (limited to 'tools/perf/util/trace-event-scripting.c')
0 files changed, 0 insertions, 0 deletions