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157 bytes added ,  08:26, 18 April 2022
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"Restartable sequences" (<code>rseq</code>) are small segments of user-space code designed to access per-CPU data structures without the need for heavyweight locking.
 
"Restartable sequences" (<code>rseq</code>) are small segments of user-space code designed to access per-CPU data structures without the need for heavyweight locking.
 
rseq is supported since Linux kernel 4.18 [1]
 
rseq is supported since Linux kernel 4.18 [1]
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I strongly suggest reading the article [https://www.efficios.com/blog/2019/02/08/linux-restartable-sequences/ Linux restartable sequences] before this one.
    
== Linux kernel interface ==
 
== Linux kernel interface ==