On Fri, Jan 16, 2015 at 05:32:08AM +0000, Jack,Xie Jie wrote:
> Hi,
>
> I am learning DPDK recently, when I check l2fwd example, I am a little
> confused, please someone give me a clue.
>
> In function map_all_hugepages called in rte_eal_hugepage_init,
> There are lines of source code like below to count the number of contiguous
> physical pages,
> But I check the source code, I just cannot find where is
> hugepg_tbl[j].physaddr be set before,
> how can here check the value of hugepg_tbl[j].physaddr.
>
> /* reserve a virtual area for next contiguous
> * physical block: count the number of
> * contiguous physical pages. */
> for (j = i+1; j < hpi->num_pages[0] ; j++) {
> if (hugepg_tbl[j].physaddr !=
> hugepg_tbl[j-1].physaddr +
> hugepage_sz)
> break;
> }
>
>
> Thanks !
> Jack
See function "find_physaddrs" in "eal_memory.c".
Regards,
/Bruce
