From: Paul Durrant <pdurr...@amazon.com>
... now that it is safe to assign them.
This avoids relying on libxl (or whatever toolstack is in use) setting
max_pages up with sufficient 'slop' to allow all necessary ioreq server
pages to be allocated.
Signed-off-by: Paul Durrant <pdurr...@amazon.com>
---
Cc: Paul Durrant <pdurr...@amazon.com>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Andrew Cooper <andrew.coop...@citrix.com>
Cc: Wei Liu <w...@xen.org>
Cc: "Roger Pau Monné" <roger....@citrix.com>
v2:
- New in v2
---
xen/arch/x86/hvm/ioreq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/xen/arch/x86/hvm/ioreq.c b/xen/arch/x86/hvm/ioreq.c
index f8a5c81546..648ef9137f 100644
--- a/xen/arch/x86/hvm/ioreq.c
+++ b/xen/arch/x86/hvm/ioreq.c
@@ -375,7 +375,7 @@ static int hvm_alloc_ioreq_mfn(struct hvm_ioreq_server *s,
bool buf)
return 0;
}
- page = alloc_domheap_page(s->target, 0);
+ page = alloc_domheap_page(s->target, MEMF_no_refcount);
if ( !page )
return -ENOMEM;
--
2.20.1
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