[Ntop-misc] A question about function of "ring_mmap"?

[lx]

hi all:
       I'm a new one. I want to know when and where the function of
"ringt_mmap" is called?
#######################################
static int ring_mmap(struct file *file,
     struct socket *sock, struct vm_area_struct *vma)
#######################################
>From kernel/pf_ring.c

Thank you.

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