x86: cleanup of early cpuid handling
authorAndrew Cooper <andrew.cooper3@citrix.com>
Wed, 4 Nov 2015 16:47:17 +0000 (17:47 +0100)
committerJan Beulich <jbeulich@suse.com>
Wed, 4 Nov 2015 16:47:17 +0000 (17:47 +0100)
commit6f04de658574833688c3f9eab310e7834d56a9c0
tree0d51be7b2f6a4d385c58012df18ee571e7383f10
parente59321d1544518cd322a4dc09a4bff482c724f1c
x86: cleanup of early cpuid handling

Use register names for variables, rather than their content for leaf 1.
Reduce the number of cpuid instructions issued.  Also drop some trailing
whitespace.

No functional change.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
xen/arch/x86/cpu/common.c