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nvmf: add a periodical admin poller for AER event in direct mode

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Change-Id: Ib8cba61fe3d531f9228d0c385913d63914ba8093
Signed-off-by: GangCao <gang.cao@intel.com>
This commit is contained in:
GangCao 2017-02-08 12:16:54 +08:00 committed by Jim Harris
parent 89d10dd80e
commit 7224a42d9d
3 changed files with 47 additions and 5 deletions
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9
include/spdk/nvmf.h
View File

@ -134,9 +134,10 @@ struct spdk_nvmf_subsystem {
bool is_removed;
union {
struct {
struct spdk_nvme_ctrlr *ctrlr;
struct spdk_nvme_qpair *io_qpair;
struct spdk_pci_addr pci_addr;
struct spdk_nvme_ctrlr *ctrlr;
struct spdk_nvme_qpair *io_qpair;
struct spdk_pci_addr pci_addr;
struct spdk_poller *admin_poller;
} direct;
struct {
@ -160,7 +161,7 @@ struct spdk_nvmf_subsystem {
TAILQ_HEAD(, spdk_nvmf_subsystem_allowed_listener) allowed_listeners;
TAILQ_ENTRY(spdk_nvmf_subsystem) entries;
TAILQ_ENTRY(spdk_nvmf_subsystem) entries;
};
struct spdk_nvmf_subsystem *spdk_nvmf_create_subsystem(const char *nqn,

24
lib/nvmf/direct.c
View File

@ -39,6 +39,7 @@
#include "spdk/nvmf_spec.h"
#include "spdk/trace.h"
#include "spdk/util.h"
#include "spdk/event.h"
#include "spdk_internal/log.h"
@ -51,10 +52,27 @@ nvmf_direct_ctrlr_get_data(struct spdk_nvmf_session *session)
memcpy(&session->vcdata, cdata, sizeof(struct spdk_nvme_ctrlr_data));
}
static void
nvmf_direct_ctrlr_poll_for_admin_completions(void *arg)
{
struct spdk_nvmf_subsystem *subsystem = arg;
spdk_nvme_ctrlr_process_admin_completions(subsystem->dev.direct.ctrlr);
}
static void
nvmf_direct_ctrlr_poll_for_completions(struct spdk_nvmf_subsystem *subsystem)
{
spdk_nvme_ctrlr_process_admin_completions(subsystem->dev.direct.ctrlr);
if (subsystem->dev.direct.admin_poller == NULL) {
int lcore = spdk_app_get_current_core();
spdk_poller_register(&subsystem->dev.direct.admin_poller,
nvmf_direct_ctrlr_poll_for_admin_completions,
subsystem, lcore, 10000);
}
nvmf_direct_ctrlr_poll_for_admin_completions(subsystem);
spdk_nvme_qpair_process_completions(subsystem->dev.direct.io_qpair, 0);
}
@ -244,6 +262,10 @@ static void
nvmf_direct_ctrlr_detach(struct spdk_nvmf_subsystem *subsystem)
{
if (subsystem->dev.direct.ctrlr) {
if (subsystem->dev.direct.admin_poller != NULL) {
spdk_poller_unregister(&subsystem->dev.direct.admin_poller, NULL);
}
spdk_nvme_detach(subsystem->dev.direct.ctrlr);
}
}

19
test/lib/nvmf/direct/direct_ut.c
View File

@ -42,6 +42,25 @@
SPDK_LOG_REGISTER_TRACE_FLAG("nvmf", SPDK_TRACE_NVMF)
uint32_t
spdk_app_get_current_core(void)
{
return 0;
}
void
spdk_poller_register(struct spdk_poller **ppoller, spdk_poller_fn fn, void *arg,
uint32_t lcore, uint64_t period_microseconds)
{
return;
}
void
spdk_poller_unregister(struct spdk_poller **ppoller, struct spdk_event *complete)
{
return;
}
int32_t
spdk_nvme_ctrlr_process_admin_completions(struct spdk_nvme_ctrlr *ctrlr)
{