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Diffstat (limited to 'Documentation/RCU/checklist.txt')
-rw-r--r-- | Documentation/RCU/checklist.txt | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Documentation/RCU/checklist.txt b/Documentation/RCU/checklist.txt index cbc180f90194..790d1a812376 100644 --- a/Documentation/RCU/checklist.txt +++ b/Documentation/RCU/checklist.txt | |||
@@ -260,7 +260,8 @@ over a rather long period of time, but improvements are always welcome! | |||
260 | The reason that it is permissible to use RCU list-traversal | 260 | The reason that it is permissible to use RCU list-traversal |
261 | primitives when the update-side lock is held is that doing so | 261 | primitives when the update-side lock is held is that doing so |
262 | can be quite helpful in reducing code bloat when common code is | 262 | can be quite helpful in reducing code bloat when common code is |
263 | shared between readers and updaters. | 263 | shared between readers and updaters. Additional primitives |
264 | are provided for this case, as discussed in lockdep.txt. | ||
264 | 265 | ||
265 | 10. Conversely, if you are in an RCU read-side critical section, | 266 | 10. Conversely, if you are in an RCU read-side critical section, |
266 | and you don't hold the appropriate update-side lock, you -must- | 267 | and you don't hold the appropriate update-side lock, you -must- |
@@ -344,8 +345,8 @@ over a rather long period of time, but improvements are always welcome! | |||
344 | requiring SRCU's read-side deadlock immunity or low read-side | 345 | requiring SRCU's read-side deadlock immunity or low read-side |
345 | realtime latency. | 346 | realtime latency. |
346 | 347 | ||
347 | Note that, rcu_assign_pointer() and rcu_dereference() relate to | 348 | Note that, rcu_assign_pointer() relates to SRCU just as they do |
348 | SRCU just as they do to other forms of RCU. | 349 | to other forms of RCU. |
349 | 350 | ||
350 | 15. The whole point of call_rcu(), synchronize_rcu(), and friends | 351 | 15. The whole point of call_rcu(), synchronize_rcu(), and friends |
351 | is to wait until all pre-existing readers have finished before | 352 | is to wait until all pre-existing readers have finished before |