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[PATCH] input-linux: Reset il->fd handler before closing it
From: |
Colin Xu |
Subject: |
[PATCH] input-linux: Reset il->fd handler before closing it |
Date: |
Fri, 25 Sep 2020 10:18:08 +0800 |
If object-del input-linux object on-the-fly, instance finalize will
close evdev fd without resetting it. However the main thread is still
trying to lock_acquire/lock_release during ppoll, which leads to a very
high CPU utilization.
Signed-off-by: Colin Xu <colin.xu@intel.com>
---
ui/input-linux.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/ui/input-linux.c b/ui/input-linux.c
index ab351a418701..34cc531190f9 100644
--- a/ui/input-linux.c
+++ b/ui/input-linux.c
@@ -418,6 +418,7 @@ static void input_linux_instance_finalize(Object *obj)
if (il->initialized) {
QTAILQ_REMOVE(&inputs, il, next);
+ qemu_set_fd_handler(il->fd, NULL, NULL, NULL);
close(il->fd);
}
g_free(il->evdev);
--
2.28.0
- [PATCH] input-linux: Reset il->fd handler before closing it,
Colin Xu <=