OK, I got it, it will be released in aio_ctx_finalize(). Please ignore this mail.
> -----Original Message----- > From: tuguoyi (Cloud) > Sent: Sunday, January 19, 2020 4:15 PM > To: 'Stefan Hajnoczi' <stefa...@redhat.com>; 'Fam Zheng' > <f...@euphon.net>; 'qemu-bl...@nongnu.org' <qemu-bl...@nongnu.org> > Cc: 'qemu-devel@nongnu.org' <qemu-devel@nongnu.org>; changlimin (Cloud) > <changli...@h3c.com>; chengchiwen (Cloud) <chengchi...@h3c.com>; > wangyongqing (Cloud) <w_yongq...@h3c.com>; wangyong (Cloud) > <wang.yo...@h3c.com> > Subject: util/async: File descriptor leak in aio_context_unref()? > > In aio_context_new(), the @notifier variable will be initialized, but it > don't get cleaned up in aio_context_unref() when reference count reaches > to 0, it will cause file descriptor leak. > -- > Best regards, > Guoyi