v2.1.x: Add volatile to the pointer in the list_item structure #3494
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This change has the side effect of improving the performance of all atomic data structures (in addition to making the code crrect under a certain interpretation of the volatile usage). This commit fixes open-mpi#3450. Signed-off-by: George Bosilca <[email protected]>(cherry picked from commit d7ebcca) Signed-off-by: Jeff Squyres <[email protected]>
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hppritcha
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May 9, 2017
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This change has the side effect of improving the performance of all atomic data structures (in addition to making the code correct under a certain interpretation of the volatile usage).
Original issue: #3450
Master PR: #3468
Fixes #3477 (v2.1.x tracking issue)
Has been approved by @hjelmn @bwbarrett @bosilca on master.
Signed-off-by: George Bosilca [email protected]
(cherry picked from commit d7ebcca)
Signed-off-by: Jeff Squyres [email protected]