From: Halil Pasic <[email protected]> >From the beginning, css support contained an error in csch handling: instead of setting the clear bit in the function control bits twice, we need to set the clear pending bit in the activity control bits. Let's fix this.
Cc: [email protected] Reviewed-by: Cornelia Huck <[email protected]> Signed-off-by: Halil Pasic <[email protected]> Signed-off-by: Cornelia Huck <[email protected]> (cherry picked from commit 4c6bf79a222934ac9ff0e45fc98ea1c986ed5c67) Signed-off-by: Michael Roth <[email protected]> --- hw/s390x/css.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/s390x/css.c b/hw/s390x/css.c index 19851ce..c6ca8be 100644 --- a/hw/s390x/css.c +++ b/hw/s390x/css.c @@ -701,7 +701,7 @@ int css_do_csch(SubchDev *sch) /* Trigger the clear function. */ s->ctrl &= ~(SCSW_CTRL_MASK_FCTL | SCSW_CTRL_MASK_ACTL); - s->ctrl |= SCSW_FCTL_CLEAR_FUNC | SCSW_FCTL_CLEAR_FUNC; + s->ctrl |= SCSW_FCTL_CLEAR_FUNC | SCSW_ACTL_CLEAR_PEND; do_subchannel_work(sch, NULL); ret = 0; -- 1.9.1
