From 0598e484d7b0e49626a36361da54ecbd493427b4 Mon Sep 17 00:00:00 2001
From: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Date: Tue, 25 May 2021 04:12:59 -0400
Subject: [PATCH] lib/event: set thread for each event executed

Whenever an event executes, it might change the currently
set thread or reset it to NULL.
To prevent it from affecting other events, set the current
thread each time an event executes.

Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Change-Id: I6f1e7f8b7acab25353b4782058e87a9e01aab2c8
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8045
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
---
 lib/event/reactor.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/lib/event/reactor.c b/lib/event/reactor.c
index b890f6e24..ddfd6d17b 100644
--- a/lib/event/reactor.c
+++ b/lib/event/reactor.c
@@ -605,17 +605,15 @@ event_queue_run_batch(struct spdk_reactor *reactor)
 		thread = NULL;
 	}
 
-	spdk_set_thread(thread);
-
 	for (i = 0; i < count; i++) {
 		struct spdk_event *event = events[i];
 
 		assert(event != NULL);
+		spdk_set_thread(thread);
 		event->fn(event->arg1, event->arg2);
+		spdk_set_thread(NULL);
 	}
 
-	spdk_set_thread(NULL);
-
 	spdk_mempool_put_bulk(g_spdk_event_mempool, events, count);
 
 	return count;