x86: replace unqualified ud2 instructions with BUG frames
authorAndrew Cooper <andrew.cooper3@citrix.com>
Tue, 3 Nov 2015 17:14:27 +0000 (18:14 +0100)
committerJan Beulich <jbeulich@suse.com>
Tue, 3 Nov 2015 17:14:27 +0000 (18:14 +0100)
commita84e4d094a25c5a6b1a2e677059abd3e19b57924
tree1796a487dd6795df298d5a6a53fad31b3944175a
parentbbcf0b218f64b1e3e2b66b0fbb623f51d9014e81
x86: replace unqualified ud2 instructions with BUG frames

No functional change, other than the failure cases, which now produce a
far more clear error message.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
xen/arch/x86/boot/x86_64.S
xen/arch/x86/hvm/vmx/entry.S
xen/arch/x86/x86_64/entry.S
xen/include/asm-x86/asm_defns.h