...otherwise they will simply carry on to the next page using a normal
linear-to-phys translation.
Signed-off-by: Paul Durrant <paul.durr...@citrix.com>
Cc: Keir Fraser <k...@xen.org>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Andrew Cooper <andrew.coop...@citrix.com>
---
xen/arch/x86/hvm/emulate.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/xen/arch/x86/hvm/emulate.c b/xen/arch/x86/hvm/emulate.c
index 243824f..46fab98 100644
--- a/xen/arch/x86/hvm/emulate.c
+++ b/xen/arch/x86/hvm/emulate.c
@@ -645,7 +645,6 @@ static int __hvmemul_read(
p_data);
if ( rc != X86EMUL_OKAY || bytes == chunk )
return rc;
- addr += chunk;
off += chunk;
gpa += chunk;
p_data += chunk;
@@ -653,6 +652,8 @@ static int __hvmemul_read(
if ( bytes < chunk )
chunk = bytes;
}
+
+ return X86EMUL_UNHANDLEABLE;
}
if ( (seg != x86_seg_none) &&
@@ -789,7 +790,6 @@ static int hvmemul_write(
p_data);
if ( rc != X86EMUL_OKAY || bytes == chunk )
return rc;
- addr += chunk;
off += chunk;
gpa += chunk;
p_data += chunk;
@@ -797,6 +797,8 @@ static int hvmemul_write(
if ( bytes < chunk )
chunk = bytes;
}
+
+ return X86EMUL_UNHANDLEABLE;
}
if ( (seg != x86_seg_none) &&
--
1.7.10.4
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