diff options
| -rw-r--r-- | tests/qemu-iotests/common.filter | 1 | ||||
| -rw-r--r-- | util/main-loop.c | 25 |
2 files changed, 0 insertions, 26 deletions
diff --git a/tests/qemu-iotests/common.filter b/tests/qemu-iotests/common.filter index f08ee55..2031e35 100644 --- a/tests/qemu-iotests/common.filter +++ b/tests/qemu-iotests/common.filter @@ -77,7 +77,6 @@ _filter_qemu() { sed -e "s#\\(^\\|(qemu) \\)$(basename $QEMU_PROG):#\1QEMU_PROG:#" \ -e 's#^QEMU [0-9]\+\.[0-9]\+\.[0-9]\+ monitor#QEMU X.Y.Z monitor#' \ - -e '/main-loop: WARNING: I\/O thread spun for [0-9]\+ iterations/d' \ -e $'s#\r##' # QEMU monitor uses \r\n line endings } diff --git a/util/main-loop.c b/util/main-loop.c index 992f9b0..affe040 100644 --- a/util/main-loop.c +++ b/util/main-loop.c @@ -222,36 +222,11 @@ static int os_host_main_loop_wait(int64_t timeout) { GMainContext *context = g_main_context_default(); int ret; - static int spin_counter; g_main_context_acquire(context); glib_pollfds_fill(&timeout); - /* If the I/O thread is very busy or we are incorrectly busy waiting in - * the I/O thread, this can lead to starvation of the BQL such that the - * VCPU threads never run. To make sure we can detect the later case, - * print a message to the screen. If we run into this condition, create - * a fake timeout in order to give the VCPU threads a chance to run. - */ - if (!timeout && (spin_counter > MAX_MAIN_LOOP_SPIN)) { - static bool notified; - - if (!notified && !qtest_enabled() && !qtest_driver()) { - warn_report("I/O thread spun for %d iterations", - MAX_MAIN_LOOP_SPIN); - notified = true; - } - - timeout = SCALE_MS; - } - - - if (timeout) { - spin_counter = 0; - } else { - spin_counter++; - } qemu_mutex_unlock_iothread(); replay_mutex_unlock(); |