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nvmf_tgt: Destroy poll groups on their respective cores

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Destroy the poll group from the core it was created
on.

Change-Id: I6960a356358e8c00ae234149aa3a12eff1a24e05
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-on: https://review.gerrithub.io/385953
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Ben Walker 2017-11-03 13:44:10 -07:00
parent 07c639cdec
commit 1f8b6f3752
1 changed files with 41 additions and 14 deletions
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55
app/nvmf_tgt/nvmf_tgt.c
View File

@ -223,6 +223,40 @@ nvmf_tgt_poll_group_poll(void *arg)
spdk_nvmf_poll_group_poll(app_poll_group->group);
}
static void
nvmf_tgt_destroy_poll_group_done(void *arg1, void *arg2)
{
g_tgt.core = spdk_env_get_next_core(g_tgt.core);
if (g_tgt.core != UINT32_MAX) {
g_tgt.state = NVMF_TGT_FINI_STOP_POLLER;
} else {
assert(g_active_poll_groups == 0);
g_tgt.state = NVMF_TGT_FINI_SHUTDOWN_SUBSYSTEMS;
}
nvmf_tgt_advance_state(NULL, NULL);
}
static void
nvmf_tgt_destroy_poll_group(void *arg1, void *arg2)
{
struct nvmf_tgt_poll_group *pg;
struct spdk_event *event = arg1;
assert(g_tgt.core == spdk_env_get_current_core());
pg = &g_poll_groups[g_tgt.core];
assert(pg != NULL);
spdk_nvmf_poll_group_destroy(pg->group);
pg->group = NULL;
assert(g_active_poll_groups > 0);
g_active_poll_groups--;
spdk_event_call(event);
}
static void
nvmf_tgt_create_poll_group_done(void *arg1, void *arg2)
{
@ -364,21 +398,14 @@ nvmf_tgt_advance_state(void *arg1, void *arg2)
break;
}
case NVMF_TGT_FINI_DESTROY_POLL_GROUP: {
struct nvmf_tgt_poll_group *pg;
struct spdk_event *event, *return_event;
pg = &g_poll_groups[g_tgt.core];
assert(pg != NULL);
spdk_nvmf_poll_group_destroy(pg->group);
assert(g_active_poll_groups > 0);
g_active_poll_groups--;
g_tgt.core = spdk_env_get_next_core(g_tgt.core);
if (g_tgt.core != UINT32_MAX) {
g_tgt.state = NVMF_TGT_FINI_STOP_POLLER;
} else {
assert(g_active_poll_groups == 0);
g_tgt.state = NVMF_TGT_FINI_SHUTDOWN_SUBSYSTEMS;
}
/* Send an event to the poller core, create an event, and event back to this core. */
return_event = spdk_event_allocate(spdk_env_get_current_core(), nvmf_tgt_destroy_poll_group_done,
NULL, NULL);
event = spdk_event_allocate(g_tgt.core, nvmf_tgt_destroy_poll_group,
return_event, NULL);
spdk_event_call(event);
break;
}
case NVMF_TGT_FINI_SHUTDOWN_SUBSYSTEMS: {