diff --git a/Documentation/x86/tlb.txt b/Documentation/x86/tlb.txt index 2b3a82e69151419239e8b6b8adb29095beb8c423..39d1723267036a5ba7dff02dc82e39d69a1eeae8 100644 --- a/Documentation/x86/tlb.txt +++ b/Documentation/x86/tlb.txt @@ -35,7 +35,7 @@ invlpg instruction (or instructions _near_ it) show up high in profiles. If you believe that individual invalidations being called too often, you can lower the tunable: - /sys/debug/kernel/x86/tlb_single_page_flush_ceiling + /sys/kernel/debug/x86/tlb_single_page_flush_ceiling This will cause us to do the global flush for more cases. Lowering it to 0 will disable the use of the individual flushes.