Messages in this thread | | | From | Enrico Weigelt <> | Subject | fs_struct refcounting: spinlock vs atomic | Date | Wed, 14 Feb 2018 22:13:59 +0100 |
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Hi folks,
in fork.c, a spinlock is held for fs_struct refcounting, while other places - eg. switch_task_namespaces uses atomic_dec_and_test() on the nsproxy.
What's the exact difference here ? Could the atomic counting also used for fs_struct ?
--mtx
-- Enrico Weigelt, metux IT consult Free software and Linux embedded engineering info@metux.net -- +49-151-27565287
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