From: Halil Pasic Date: Fri, 8 Sep 2017 15:24:45 +0000 (+0200) Subject: s390x/css: remove unused error handling branch X-Git-Tag: qemu-xen-4.11.0-rc1~164^2~29 X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=ce4a4453885fa64667c82c6487da59403da62b69;p=qemu-xen.git s390x/css: remove unused error handling branch The case in question actually never happens. Let us get rid of the dead code. Signed-off-by: Halil Pasic Message-Id: <20170908152446.14606-4-pasic@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck --- diff --git a/hw/s390x/css.c b/hw/s390x/css.c index 6d599477b2..75d4f301fb 100644 --- a/hw/s390x/css.c +++ b/hw/s390x/css.c @@ -980,13 +980,6 @@ static void sch_handle_start_func_virtual(SubchDev *sch) SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND; s->cpa = sch->channel_prog + 8; break; - case -EBUSY: - /* subchannel busy, generate deferred cc 1 */ - s->flags &= ~SCSW_FLAGS_MASK_CC; - s->flags |= (1 << 8); - s->ctrl &= ~SCSW_CTRL_MASK_STCTL; - s->ctrl |= SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND; - break; case -EINPROGRESS: /* channel program has been suspended */ s->ctrl &= ~SCSW_ACTL_START_PEND;