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Date:   Mon,  6 Feb 2017 12:00:22 -0500
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     JGross@...e.com
Cc:     roger.pau@...rix.com, xen-devel@...ts.xenproject.org,
        linux-kernel@...r.kernel.org, boris.ostrovsky@...cle.com
Subject: [PATCH v3 6/9] xen/pvh: Initialize grant table for PVH guests

Like PV guests, PVH does not have PCI devices and therefore cannot
use MMIO space to store grants. Instead it balloons out memory and
keeps grants there.

Signed-off-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>
Reviewed-by: Juergen Gross <jgross@...e.com>
---
 drivers/xen/grant-table.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c
index bb36b1e..d6786b8 100644
--- a/drivers/xen/grant-table.c
+++ b/drivers/xen/grant-table.c
@@ -1146,13 +1146,13 @@ EXPORT_SYMBOL_GPL(gnttab_init);
 
 static int __gnttab_init(void)
 {
+	if (!xen_domain())
+		return -ENODEV;
+
 	/* Delay grant-table initialization in the PV on HVM case */
-	if (xen_hvm_domain())
+	if (xen_hvm_domain() && !xen_pvh_domain())
 		return 0;
 
-	if (!xen_pv_domain())
-		return -ENODEV;
-
 	return gnttab_init();
 }
 /* Starts after core_initcall so that xen_pvh_gnttab_setup can be called
-- 
2.7.4

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