Hi, This is not strictly DPDK-related, but still...
On Thu, Aug 3, 2017 at 9:12 AM, Rohit Saini (Stellus) <rohit.sa...@stellus.com> wrote: > With below code, I am getting this warning. > > warning: cast to pointer from integer of different size > [-Wint-to-pointer-cast] > > my_node_t *data_ptr = (my_node_t *) rte_malloc(NULL, sizeof(my_node_t), 0); I think the warning concerns the first argument passed to rte_malloc. NULL probably expands to 0 (at least that seems to happen in C++), so it gets treated as an int instead of a pointer. In C++11, there's nullptr for this; or you could simply use a non-NULL string. HTH, Stefan. > > Thanks, > Rohit > > -----Original Message----- > From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Rohit Saini (Stellus) > Sent: Thursday, August 03, 2017 11:28 AM > To: 'dev@dpdk.org' <dev@dpdk.org> > Subject: [dpdk-dev] Use rte_malloc in application > > Hi, > I have a use case in my application where I need to implement my own memory > manager, rather than doing malloc/free everytime to kernel. > Instead of writing my own memory manager, I am thinking to use dpdk > rte_malloc or rte_mempool. Please let me know if this is a good idea. > > Also, > > my_node_t *data_ptr = (my_node_t *) (uintptr_t) rte_malloc(NULL, > sizeof(my_node_t), 0); > > data_ptr is pointing to some invalid memory. Am I doing anything wrong here? > > > Thanks, > Rohit