[dpdk-dev] [RFC 12/15] eventdev: move timer adapters memory to hugepage

[pbhagavatula]

From: Pavan Nikhilesh <pbhagavat...@marvell.com>

Move memory used by timer adapters to hugepage.
Allocate memory on the first adapter create or lookup to address
both primary and secondary process usecases.

Signed-off-by: Pavan Nikhilesh <pbhagavat...@marvell.com>
---
 lib/eventdev/rte_event_timer_adapter.c | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/lib/eventdev/rte_event_timer_adapter.c 
b/lib/eventdev/rte_event_timer_adapter.c
index ae55407042..c4dc7a5fd4 100644
--- a/lib/eventdev/rte_event_timer_adapter.c
+++ b/lib/eventdev/rte_event_timer_adapter.c
@@ -33,7 +33,7 @@ RTE_LOG_REGISTER_SUFFIX(evtim_logtype, adapter.timer, NOTICE);
 RTE_LOG_REGISTER_SUFFIX(evtim_buffer_logtype, adapter.timer, NOTICE);
 RTE_LOG_REGISTER_SUFFIX(evtim_svc_logtype, adapter.timer.svc, NOTICE);
 
-static struct rte_event_timer_adapter 
adapters[RTE_EVENT_TIMER_ADAPTER_NUM_MAX];
+static struct rte_event_timer_adapter *adapters;
 
 static const struct event_timer_adapter_ops swtim_ops;
 
@@ -138,6 +138,17 @@ rte_event_timer_adapter_create_ext(
        int n, ret;
        struct rte_eventdev *dev;
 
+       if (adapters == NULL) {
+               adapters = rte_zmalloc("Eventdev",
+                                      sizeof(struct rte_event_timer_adapter) *
+                                              RTE_EVENT_TIMER_ADAPTER_NUM_MAX,
+                                      RTE_CACHE_LINE_SIZE);
+               if (adapters == NULL) {
+                       rte_errno = ENOMEM;
+                       return NULL;
+               }
+       }
+
        if (conf == NULL) {
                rte_errno = EINVAL;
                return NULL;
@@ -312,6 +323,17 @@ rte_event_timer_adapter_lookup(uint16_t adapter_id)
        int ret;
        struct rte_eventdev *dev;
 
+       if (adapters == NULL) {
+               adapters = rte_zmalloc("Eventdev",
+                                      sizeof(struct rte_event_timer_adapter) *
+                                              RTE_EVENT_TIMER_ADAPTER_NUM_MAX,
+                                      RTE_CACHE_LINE_SIZE);
+               if (adapters == NULL) {
+                       rte_errno = ENOMEM;
+                       return NULL;
+               }
+       }
+
        if (adapters[adapter_id].allocated)
                return &adapters[adapter_id]; /* Adapter is already loaded */
 
-- 
2.17.1