[Xen-devel] [PATCH] tools: Check the length of cpuid inputs

[Jean Guyader <jean.guyader@xxxxxxxxxxxxx>]

tools: cpuid inputs must be 32 character long if hexadecimal value is 
not used.
Signed-off-by: Jean Guyader <jean.guyader@xxxxxxxxxxxxx>

--
Jean Guyader

diff -r 63317b6c3eab tools/python/xen/xm/create.py
--- a/tools/python/xen/xm/create.py     Mon Jul 14 15:21:03 2008 +0100
+++ b/tools/python/xen/xm/create.py     Mon Jul 21 12:40:53 2008 +0100
@@ -955,6 +960,10 @@ def preprocess_cpuid(vals, attr_name):
                 if reg_match == None:
                     err("cpuid's syntax is (eax|ebx|ecx|edx)=value")
                 res = reg_match.groupdict()
+                if (res['val'][:2] != '0x' and len(res['val']) != 32):
+                    err("cpuid: We should specify all the bits " \
+                        "of the register %s for input %s\n"
+                        % (res['reg'], input) )
                 cpuid[input][res['reg']] = res['val'] # new register
     setattr(vals, attr_name, cpuid)
 

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