[ovs-dev] [PATCH v2 05/19] keepalive: Add more helper functions to KA framework.
Bhanuprakash Bodireddy
bhanuprakash.bodireddy at intel.com
Fri Jul 21 07:23:56 UTC 2017
This commit introduces helper functions in 'keepalive' module that are
needed to register/unregister PMD threads to KA framework. Also
introduce APIs to mark the PMD core states.
Signed-off-by: Bhanuprakash Bodireddy <bhanuprakash.bodireddy at intel.com>
---
lib/keepalive.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
lib/keepalive.h | 8 ++++++++
2 files changed, 59 insertions(+)
diff --git a/lib/keepalive.c b/lib/keepalive.c
index 4a45cda..80e47ef 100644
--- a/lib/keepalive.c
+++ b/lib/keepalive.c
@@ -50,6 +50,57 @@ ka_get_pmd_tid(unsigned core_idx)
return tid;
}
+/* Return the Keepalive timer interval. */
+inline uint32_t
+get_ka_interval(void)
+{
+ return keepalive_timer_interval;
+}
+
+inline int
+get_ka_init_status(void)
+{
+ return ka_init_status;
+}
+
+/* Register thread to KA framework. */
+void
+ka_register_pmd_thread(int tid OVS_UNUSED, bool thread_is_pmd OVS_UNUSED,
+ unsigned core_id)
+{
+ if (ka_is_enabled()) {
+ dpdk_register_pmd_core(core_id);
+ }
+}
+
+/* Unregister thread from KA framework. */
+void
+ka_unregister_pmd_thread(int tid OVS_UNUSED, bool thread_is_pmd OVS_UNUSED,
+ unsigned core_id)
+{
+ if (ka_is_enabled()) {
+ dpdk_unregister_pmd_core(core_id);
+ }
+}
+
+/* Mark packet processing core alive. */
+inline void
+ka_mark_pmd_thread_alive(void)
+{
+ if (ka_is_enabled()) {
+ dpdk_mark_pmd_core_alive();
+ }
+}
+
+/* Mark packet processing core as idle. */
+inline void
+ka_mark_pmd_thread_sleep(void)
+{
+ if (ka_is_enabled()) {
+ dpdk_mark_pmd_core_sleep();
+ }
+}
+
void
ka_set_pmd_state_ts(unsigned core_id, enum keepalive_state state,
uint64_t last_alive)
diff --git a/lib/keepalive.h b/lib/keepalive.h
index b87b66f..c96f2d0 100644
--- a/lib/keepalive.h
+++ b/lib/keepalive.h
@@ -71,4 +71,12 @@ void ka_set_pmd_state_ts(unsigned, enum keepalive_state, uint64_t);
int ka_get_pmd_tid(unsigned core);
bool ka_is_enabled(void);
+void ka_register_pmd_thread(int, bool, unsigned);
+void ka_unregister_pmd_thread(int, bool, unsigned);
+void ka_mark_pmd_thread_alive(void);
+void ka_mark_pmd_thread_sleep(void);
+
+uint32_t get_ka_interval(void);
+int get_ka_init_status(void);
+
#endif /* keepalive.h */
--
2.4.11
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