[Qemu-devel] [PATCH 4/5] main-loop: remove now unnecessary optimization

[Paolo Bonzini]

This optimization is not necessary anymore, because the vCPU now drops
the I/O thread lock even with TCG.  Drop it to simplify the code and
avoid the "I/O thread spun for 1000 iterations" warning.

Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
 vl.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/vl.c b/vl.c
index bbbf1ba..b21b57e 100644
--- a/vl.c
+++ b/vl.c
@@ -1884,17 +1884,14 @@ static bool main_loop_should_exit(void)
 
 static void main_loop(void)
 {
-    bool nonblocking;
-    int last_io = 0;
 #ifdef CONFIG_PROFILER
     int64_t ti;
 #endif
     do {
-        nonblocking = tcg_enabled() && last_io > 0;
 #ifdef CONFIG_PROFILER
         ti = profile_getclock();
 #endif
-        last_io = main_loop_wait(nonblocking);
+        main_loop_wait(false);
 #ifdef CONFIG_PROFILER
         dev_time += profile_getclock() - ti;
 #endif
-- 
2.9.3