diff options
| -rw-r--r-- | arch/um/os-Linux/mem.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/um/os-Linux/mem.c b/arch/um/os-Linux/mem.c index 857e3deab293..72f302f4d197 100644 --- a/arch/um/os-Linux/mem.c +++ b/arch/um/os-Linux/mem.c @@ -39,6 +39,18 @@ void kasan_map_memory(void *start, size_t len) strerror(errno)); exit(1); } + + if (madvise(start, len, MADV_DONTDUMP)) { + os_info("Couldn't set MAD_DONTDUMP on shadow memory: %s\n.", + strerror(errno)); + exit(1); + } + + if (madvise(start, len, MADV_DONTFORK)) { + os_info("Couldn't set MADV_DONTFORK on shadow memory: %s\n.", + strerror(errno)); + exit(1); + } } /* Set by make_tempfile() during early boot. */ |