Misunderstanding of atomic structs and pointers
My first question is: Is there any way to access the members of struct in an atomic<struct> object? For example, I get the compiler error:struct std::atomic<node>’ has no member named...
View ArticleAnswer by Sergey Kalinichenko for Misunderstanding of atomic structs and...
this [workaround] doesn't seem very elegant.std::atomic<T> cannot make arbitrary operations atomic: only loading and storing the data is supported. That is why your "workaround" is actually the...
View ArticleAnswer by VAndrei for Misunderstanding of atomic structs and pointers
When you doatomic<node> a;node temp; // use a.load() to copy all the fields of a to temptemp.data = 0;a.store(temp);you loose the value of next field. I'd make the suggested change. If node would...
View ArticleAnswer by Peter Cordes for Misunderstanding of atomic structs and pointers
Note that your "solution" includes a non-atomic read-modify-write of all the members other than .data. atomic<node> a;node temp = a.load();temp.data = 0;a.store(temp); // steps on any changes to...
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