From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44277) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1duJxG-00023G-LS for qemu-devel@nongnu.org; Tue, 19 Sep 2017 10:56:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1duJxC-0007Lu-28 for qemu-devel@nongnu.org; Tue, 19 Sep 2017 10:56:54 -0400 Received: from mx1.redhat.com ([209.132.183.28]:39126) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1duJxB-0007La-Rw for qemu-devel@nongnu.org; Tue, 19 Sep 2017 10:56:49 -0400 From: Cornelia Huck Date: Tue, 19 Sep 2017 16:55:59 +0200 Message-Id: <20170919145636.9389-2-cohuck@redhat.com> In-Reply-To: <20170919145636.9389-1-cohuck@redhat.com> References: <20170919145636.9389-1-cohuck@redhat.com> Subject: [Qemu-devel] [PULL 01/38] s390x/css: fix cc handling for XSCH List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org Cc: qemu-devel@nongnu.org, rth@twiddle.net, agraf@suse.de, thuth@redhat.com, borntraeger@de.ibm.com, david@redhat.com, Halil Pasic , Cornelia Huck From: Halil Pasic The function ioinst_handle_xsch is presenting cc 2 when it's supposed to present cc 1 and the other way around, because css_do_xsch has the error codes mixed up. Because cc 1 has precedence over cc 2 we also have to swap the two checks. Let us fix this. Signed-off-by: Halil Pasic Reported-by: Pierre Morel Message-Id: <20170831121828.85885-1-pasic@linux.vnet.ibm.com> Reviewed-by: Thomas Huth Signed-off-by: Cornelia Huck --- hw/s390x/css.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/hw/s390x/css.c b/hw/s390x/css.c index 901dc6a0f3..5d3de71c4c 100644 --- a/hw/s390x/css.c +++ b/hw/s390x/css.c @@ -1276,16 +1276,16 @@ int css_do_xsch(SubchDev *sch) goto out; } + if (s->ctrl & SCSW_CTRL_MASK_STCTL) { + ret = -EINPROGRESS; + goto out; + } + if (!(s->ctrl & SCSW_CTRL_MASK_FCTL) || ((s->ctrl & SCSW_CTRL_MASK_FCTL) != SCSW_FCTL_START_FUNC) || (!(s->ctrl & (SCSW_ACTL_RESUME_PEND | SCSW_ACTL_START_PEND | SCSW_ACTL_SUSP))) || (s->ctrl & SCSW_ACTL_SUBCH_ACTIVE)) { - ret = -EINPROGRESS; - goto out; - } - - if (s->ctrl & SCSW_CTRL_MASK_STCTL) { ret = -EBUSY; goto out; } -- 2.13.5