fork()
The only overhead incurred by fork() is the duplication of the parent’s page tables
and the creation of a unique process descriptor for the child.
vfork()
The vfork() system call has the same effect as fork() , except that the page table entries
of the parent process are not copied.
The only overhead incurred by fork() is the duplication of the parent’s page tables
and the creation of a unique process descriptor for the child.
vfork()
The vfork() system call has the same effect as fork() , except that the page table entries
of the parent process are not copied.
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