RAI: Never use MADV_FREE

kuszmaul · RAI CI (GitHub Action Automation) · commit 52c87a9a7487 · 2023-10-23T20:05:13.000Z
diff --git a/src/gc-pages.c b/src/gc-pages.c
@@ -335,7 +335,7 @@ void jl_gc_free_page(void *p) 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
`@@ -335,7 +335,7 @@ void jl_gc_free_page(void *p) JL_NOTSAFEPOINT`
`335`	`335`	`}`
`336`	`336`	`#ifdef _OS_WINDOWS_`
`337`	`337`	`VirtualFree(p, decommit_size, MEM_DECOMMIT);`
`338`		`-#elif defined(MADV_FREE)`
	`338`	`+#elif 0`
`339`	`339`	`static int supports_madv_free = 1;`
`340`	`340`	`if (supports_madv_free) {`
`341`	`341`	`if (madvise(p, decommit_size, MADV_FREE) == -1) {`