ia64_sn_plat_specific_err_print() ends up calling vfree() which
requires IPI which can deadlock if interrupts are disabled.  Do not
disable interrupts in ia64_sn_plat_specific_err_print().
Signed-off-by: Keith Owens <kaos@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>