From: Nico Boehr <nrb@linux.ibm.com>
To: pasic@linux.ibm.com, akrowiak@linux.ibm.com, jjherne@linux.ibm.com
Cc: linux-s390@vger.kernel.org, kvm@vger.kernel.org,
borntraeger@linux.ibm.com, frankja@linux.ibm.com,
imbrenda@linux.ibm.com
Subject: [PATCH v1] s390/vfio-ap: GISA: sort out physical vs virtual pointers usage
Date: Tue, 8 Nov 2022 16:26:10 +0100 [thread overview]
Message-ID: <20221108152610.735205-1-nrb@linux.ibm.com> (raw)
Fix virtual vs physical address confusion (which currently are the same)
for the GISA when enabling the IRQ.
Signed-off-by: Nico Boehr <nrb@linux.ibm.com>
---
drivers/s390/crypto/vfio_ap_ops.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c
index 0b4cc8c597ae..20859cabbced 100644
--- a/drivers/s390/crypto/vfio_ap_ops.c
+++ b/drivers/s390/crypto/vfio_ap_ops.c
@@ -429,7 +429,7 @@ static struct ap_queue_status vfio_ap_irq_enable(struct vfio_ap_queue *q,
aqic_gisa.isc = nisc;
aqic_gisa.ir = 1;
- aqic_gisa.gisa = (uint64_t)gisa >> 4;
+ aqic_gisa.gisa = (uint64_t)virt_to_phys(gisa) >> 4;
status = ap_aqic(q->apqn, aqic_gisa, h_nib);
switch (status.response_code) {
--
2.37.3
next reply other threads:[~2022-11-08 15:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-08 15:26 Nico Boehr [this message]
2022-11-15 8:56 ` [PATCH v1] s390/vfio-ap: GISA: sort out physical vs virtual pointers usage Janosch Frank
2022-11-17 8:50 ` Nico Boehr
2022-11-17 10:01 ` Claudio Imbrenda
2022-11-17 17:55 ` Halil Pasic
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