From d42b1300ad0b5e5e4e7c19bcfb7a0b2733b6e7c9 Mon Sep 17 00:00:00 2001 From: David Hunt Date: Fri, 13 Jul 2018 15:22:58 +0100 Subject: [PATCH] examples/vm_power: add thread for oob core monitor Change the app to now require three cores, as the third core will be used to run the oob montoring thread. Signed-off-by: David Hunt Acked-by: Radu Nicolau --- examples/vm_power_manager/main.c | 37 +++++++++++++++++++++++++++++--- 1 file changed, 34 insertions(+), 3 deletions(-) diff --git a/examples/vm_power_manager/main.c b/examples/vm_power_manager/main.c index 613a40af02..aef97b9aeb 100644 --- a/examples/vm_power_manager/main.c +++ b/examples/vm_power_manager/main.c @@ -29,6 +29,7 @@ #include "channel_monitor.h" #include "power_manager.h" #include "vm_power_cli.h" +#include "oob_monitor.h" #include "parse.h" #include #include @@ -267,6 +268,17 @@ run_monitor(__attribute__((unused)) void *arg) return 0; } +static int +run_core_monitor(__attribute__((unused)) void *arg) +{ + if (branch_monitor_init() < 0) { + printf("Unable to initialize core monitor\n"); + return -1; + } + run_branch_monitor(); + return 0; +} + static void sig_handler(int signo) { @@ -285,12 +297,15 @@ main(int argc, char **argv) unsigned int nb_ports; struct rte_mempool *mbuf_pool; uint16_t portid; + struct core_info *ci; ret = core_info_init(); if (ret < 0) rte_panic("Cannot allocate core info\n"); + ci = get_core_info(); + ret = rte_eal_init(argc, argv); if (ret < 0) rte_panic("Cannot init EAL\n"); @@ -365,16 +380,23 @@ main(int argc, char **argv) } } + check_all_ports_link_status(enabled_port_mask); + lcore_id = rte_get_next_lcore(-1, 1, 0); if (lcore_id == RTE_MAX_LCORE) { - RTE_LOG(ERR, EAL, "A minimum of two cores are required to run " + RTE_LOG(ERR, EAL, "A minimum of three cores are required to run " "application\n"); return 0; } - - check_all_ports_link_status(enabled_port_mask); + printf("Running channel monitor on lcore id %d\n", lcore_id); rte_eal_remote_launch(run_monitor, NULL, lcore_id); + lcore_id = rte_get_next_lcore(lcore_id, 1, 0); + if (lcore_id == RTE_MAX_LCORE) { + RTE_LOG(ERR, EAL, "A minimum of three cores are required to run " + "application\n"); + return 0; + } if (power_manager_init() < 0) { printf("Unable to initialize power manager\n"); return -1; @@ -383,8 +405,17 @@ main(int argc, char **argv) printf("Unable to initialize channel manager\n"); return -1; } + + printf("Running core monitor on lcore id %d\n", lcore_id); + rte_eal_remote_launch(run_core_monitor, NULL, lcore_id); + run_cli(NULL); + branch_monitor_exit(); + rte_eal_mp_wait_lcore(); + + free(ci->cd); + return 0; } -- 2.20.1