linux-kernel - [PATCH] vfio/iommu_type1: make use of info.flags

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Message-Id: <1450872485-5271-1-git-send-email-pmorel@linux.vnet.ibm.com>
Date:	Wed, 23 Dec 2015 13:08:05 +0100
From:	Pierre Morel <pmorel@...ux.vnet.ibm.com>
To:	alex.williamson@...hat.com
Cc:	kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
	pmorel@...ux.vnet.ibm.com, sebott@...ux.vnet.ibm.com
Subject: [PATCH] vfio/iommu_type1: make use of info.flags

The flags entry is there to tell the user that some
optional information is available.

Since we report the iova_pgsizes signal it to the user
by setting the flags to VFIO_IOMMU_INFO_PGSIZES.

Signed-off-by: Pierre Morel <pmorel@...ux.vnet.ibm.com>
---
 drivers/vfio/vfio_iommu_type1.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c
index 59d47cb..6f1ea3d 100644
--- a/drivers/vfio/vfio_iommu_type1.c
+++ b/drivers/vfio/vfio_iommu_type1.c
@@ -995,7 +995,7 @@ static long vfio_iommu_type1_ioctl(void *iommu_data,
 		if (info.argsz < minsz)
 			return -EINVAL;
 
-		info.flags = 0;
+		info.flags = VFIO_IOMMU_INFO_PGSIZES;
 
 		info.iova_pgsizes = vfio_pgsize_bitmap(iommu);
 
-- 
2.3.0

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