diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/nospec-branch.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h index 4c9ba49d9b3e..d3a3cc6772ee 100644 --- a/arch/x86/include/asm/nospec-branch.h +++ b/arch/x86/include/asm/nospec-branch.h @@ -60,7 +60,9 @@ 774: \ add $(BITS_PER_LONG/8) * 2, sp; \ dec reg; \ - jnz 771b; + jnz 771b; \ + /* barrier for jnz misprediction */ \ + lfence; #ifdef __ASSEMBLY__ |