[dpdk-dev] [RFC 12/15] eventdev: move timer adapters memory to hugepage
From: <hidden>
Date: 2021-08-23 19:41:57
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
From: Pavan Nikhilesh <redacted> 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 <redacted> --- 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