X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmman%2Fposix_madvise.c;h=e5e5acb84aba85765096b00058c3804aa8a2402a;hb=6688a778b0419eab32e715f269319248edee9da5;hp=4727ad750e6c0af33b2285f11dc0f2e5f433acdf;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/src/mman/posix_madvise.c b/src/mman/posix_madvise.c
index 4727ad75..e5e5acb8 100644
--- a/src/mman/posix_madvise.c
+++ b/src/mman/posix_madvise.c
@@ -1,6 +1,9 @@
+#define _GNU_SOURCE
 #include <sys/mman.h>
+#include "syscall.h"
 
 int posix_madvise(void *addr, size_t len, int advice)
 {
-	return 0;
+	if (advice == MADV_DONTNEED) return 0;
+	return -__syscall(SYS_madvise, addr, len, advice);
 }