[PATCH 4.14 39/64] x86: Introduce barrier_nospec

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Dan Williams dan.j.willi...@intel.com commit b3d7ad85b80bbc404635dca80f5b129f6242bc7a Rename the open coded form of this instruction sequence from rdtsc_ordered() into a generic barrier

[PATCH 4.14 39/64] x86: Introduce barrier_nospec

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Dan Williams dan.j.willi...@intel.com commit b3d7ad85b80bbc404635dca80f5b129f6242bc7a Rename the open coded form of this instruction sequence from rdtsc_ordered() into a generic barrier