ctxt->addr_size is expressed in bits rather than bytes, and has the value 16,
32 or 64. Comparing < 8 made the intended non-64bit paths dead.
Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
---
CC: Jan Beulich <jbeul...@suse.com>
---
xen/arch/x86/traps.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/xen/arch/x86/traps.c b/xen/arch/x86/traps.c
index 2d211d1..a33109d 100644
--- a/xen/arch/x86/traps.c
+++ b/xen/arch/x86/traps.c
@@ -2100,7 +2100,7 @@ static int pv_emul_virt_to_linear(unsigned long base,
unsigned long offset,
*addr = base + offset;
- if ( ctxt->addr_size < 8 )
+ if ( ctxt->addr_size < 64 )
{
if ( limit < bytes - 1 || offset > limit - bytes + 1 )
rc = X86EMUL_EXCEPTION;
@@ -2169,7 +2169,7 @@ static int priv_op_read_segment(enum x86_segment seg,
struct segment_register *reg,
struct x86_emulate_ctxt *ctxt)
{
- if ( ctxt->addr_size < 8 )
+ if ( ctxt->addr_size < 64 )
{
unsigned long limit;
unsigned int sel, ar;
--
2.1.4
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