RAI: Never use MADV_FREE

kuszmaul · RAI CI (GitHub Action Automation) · commit 16c0780eff25 · 2025-02-27T00:29:31.000Z
diff --git a/src/gc-pages.c b/src/gc-pages.c
@@ -212,7 +212,7 @@ void jl_gc_free_page(jl_gc_pagemeta_t *pg) JL_NOTSAFEPOINT
     }
 #ifdef _OS_WINDOWS_
     VirtualFree(p, decommit_size, MEM_DECOMMIT);
-#elif defined(MADV_FREE)
+#elif 0
     static int supports_madv_free = 1;
     if (supports_madv_free) {
         if (madvise(p, decommit_size, MADV_FREE) == -1) {

Original file line number	Diff line number	Diff line change
`@@ -212,7 +212,7 @@ void jl_gc_free_page(jl_gc_pagemeta_t *pg) JL_NOTSAFEPOINT`
`212`	`212`	`}`
`213`	`213`	`#ifdef _OS_WINDOWS_`
`214`	`214`	`VirtualFree(p, decommit_size, MEM_DECOMMIT);`
`215`		`-#elif defined(MADV_FREE)`
	`215`	`+#elif 0`
`216`	`216`	`static int supports_madv_free = 1;`
`217`	`217`	`if (supports_madv_free) {`
`218`	`218`	`if (madvise(p, decommit_size, MADV_FREE) == -1) {`