linux-kernel - [PATCH v4 2/4] s390: pci: Define the maxstbl CLP response entry

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Message-Id: <1567815231-17940-3-git-send-email-mjrosato@linux.ibm.com>
Date:   Fri,  6 Sep 2019 20:13:49 -0400
From:   Matthew Rosato <mjrosato@...ux.ibm.com>
To:     sebott@...ux.ibm.com
Cc:     gerald.schaefer@...ibm.com, pasic@...ux.ibm.com,
        borntraeger@...ibm.com, walling@...ux.ibm.com,
        linux-s390@...r.kernel.org, iommu@...ts.linux-foundation.org,
        joro@...tes.org, linux-kernel@...r.kernel.org,
        alex.williamson@...hat.com, kvm@...r.kernel.org,
        heiko.carstens@...ibm.com, robin.murphy@....com, gor@...ux.ibm.com,
        cohuck@...hat.com, pmorel@...ux.ibm.com
Subject: [PATCH v4 2/4] s390: pci: Define the maxstbl CLP response entry

From: Pierre Morel <pmorel@...ux.ibm.com>

This entry is already defined in QEMU but not in Linux.
We need this to export this entry to QEMU through a VFIO
device region.

Signed-off-by: Pierre Morel <pmorel@...ux.ibm.com>
---
 arch/s390/include/asm/pci_clp.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/s390/include/asm/pci_clp.h b/arch/s390/include/asm/pci_clp.h
index 5035917..03fc2f0 100644
--- a/arch/s390/include/asm/pci_clp.h
+++ b/arch/s390/include/asm/pci_clp.h
@@ -132,7 +132,7 @@ struct clp_rsp_query_pci_grp {
 	u8			:  6;
 	u8 frame		:  1;
 	u8 refresh		:  1;	/* TLB refresh mode */
-	u16 reserved2;
+	u16 maxstbl;
 	u16 mui;
 	u16			: 16;
 	u16 maxfaal;
-- 
1.8.3.1