> lib/librte_eal/linux/eal.c | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
>diff --git a/lib/librte_eal/linux/eal.c b/lib/librte_eal/linux/eal.c
>index 9530ee5..e047107 100644
>--- a/lib/librte_eal/linux/eal.c
>+++ b/lib/librte_eal/linux/eal.c
>@@ -68,6 +68,8 @@
>
> #define KERNEL_IOMMU_GROUPS_PATH
>"/sys/kernel/iommu_groups"
>
>+#define THREAD_STACK_SIZE_DEFAULT (4ULL * 1024ULL * 1024ULL)
>+#include <rte_memzone.h>
> /* Allow the application to print its usage message too if set */
> static rte_usage_hook_t rte_application_usage_hook = NULL;
>
>@@ -1224,6 +1226,24 @@ static void rte_eal_init_alert(const char
>*msg)
>
> lcore_config[i].state = WAIT;
>
>+ pthread_attr_t attr;
>+ pthread_attr_init(&attr);
>+ size_t thread_stack_size =
>THREAD_STACK_SIZE_DEFAULT;
>+ char thread_stack_name[64];
>+ snprintf(thread_stack_name, sizeof
>thread_stack_name, "rte:lcore:%s:%d:threadstack",
>rte_eal_process_type() == RTE_PROC_PRIMARY ? "p" : "s", i);
>+ const struct rte_memzone *mz =
>rte_memzone_lookup(thread_stack_name);
>+ if (mz == NULL) {
>+ if ((mz =
>rte_memzone_reserve(thread_stack_name, thread_stack_size,
>lcore_config[i].socket_id, 0)) == NULL) {
>+ rte_panic("Cannot allocate memzone
>for thread stack");
>+ }
>+ }
>+ void *thread_stack = mz->addr;
>+
>+ if (pthread_attr_setstack(&attr, thread_stack,
>thread_stack_size) < 0) {
>+ rte_panic("Cannot set thread stack\n");
>+ }
>+ RTE_LOG(DEBUG, EAL, "Thread stack for lcore %d on
>socket %d set to %p\n", i, lcore_config[i].socket_id, thread_stack);
>+
> /* create a thread for each lcore */
> ret = pthread_create(&lcore_config[i].thread_id, NULL,
> eal_thread_loop, NULL);
Don't we need to pass attr struct created above to ptherad_create as 2nd
argument?.
Also, since there is no way to modify master_lcore stack space most of DPDK
testsuite wouldn't show any difference.
Pavan.
>--
>1.8.3.1
