Commit 24e0f710 authored by Jim Harris's avatar Jim Harris Committed by Ben Walker
Browse files

bdev/nvme: only enable hotplug in primary processes 



Only DPDK primary processes can initiate device probe.

Signed-off-by: default avatarJim Harris <james.r.harris@intel.com>
Change-Id: Ia9f966a65fc98ad92b48814dbd6f36f78905162f

Reviewed-on: https://review.gerrithub.io/362452


Tested-by: default avatarSPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent b20d0296

lib/bdev/nvme/blockdev_nvme.c

+4 −2
Original line number Diff line number Diff line
@@ -115,7 +115,7 @@ static int g_hot_insert_nvme_controller_index = 0; 
static enum timeout_action g_action_on_timeout = TIMEOUT_ACTION_NONE;

static int g_timeout = 0;

static int g_nvme_adminq_poll_timeout_us = 0;

static bool g_nvme_hotplug_enabled;

static bool g_nvme_hotplug_enabled = false;

static int g_nvme_hotplug_poll_timeout_us = 0;

static int g_nvme_hotplug_poll_core = 0;

static struct spdk_poller *g_hotplug_poller;
@@ -848,7 +848,9 @@ bdev_nvme_library_init(void) 
		g_nvme_adminq_poll_timeout_us = 1000000;

	}



	if (spdk_process_is_primary()) {

		g_nvme_hotplug_enabled = spdk_conf_section_get_boolval(sp, "HotplugEnable", true);

	}



	g_nvme_hotplug_poll_timeout_us = spdk_conf_section_get_intval(sp, "HotplugPollRate");

	if (g_nvme_hotplug_poll_timeout_us <= 0 || g_nvme_hotplug_poll_timeout_us > 100000) {