fix invpcid flag for newer kernels

misc0110 · Jun 14, 2024 · 75d3c7f · 75d3c7f
1 parent b6338d4
commit 75d3c7f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/module/pteditor.c b/module/pteditor.c
@@ -160,6 +160,9 @@ _invalidate_tlb(void *addr) {
   unsigned long cr4;
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 98)
+#ifndef X86_FEATURE_INVPCID_SINGLE
+#define X86_FEATURE_INVPCID_SINGLE X86_FEATURE_INVPCID
+#endif
 #if defined(X86_FEATURE_INVPCID_SINGLE) && defined(INVPCID_TYPE_INDIV_ADDR)
   if (cpu_feature_enabled(X86_FEATURE_INVPCID_SINGLE)) {
     for(pcid = 0; pcid < 4096; pcid++) {