[dpdk-dev] Use rte_malloc in application

Rohit Saini (Stellus) rohit.saini at stellus.com
Thu Aug 3 08:12:07 CEST 2017


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);

Thanks,
Rohit

-----Original Message-----
From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Rohit Saini (Stellus)
Sent: Thursday, August 03, 2017 11:28 AM
To: 'dev at dpdk.org' <dev at 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


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