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-rw-r--r--arch/um/os-Linux/process.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c
index 8176b0b5204..2064e8400d9 100644
--- a/arch/um/os-Linux/process.c
+++ b/arch/um/os-Linux/process.c
@@ -190,7 +190,7 @@ int os_unmap_memory(void *addr, int len)
}
#ifndef MADV_REMOVE
-#define MADV_REMOVE 0x5 /* remove these pages & resources */
+#define MADV_REMOVE KERNEL_MADV_REMOVE
#endif
int os_drop_memory(void *addr, int length)
@@ -216,7 +216,7 @@ int can_drop_memory(void)
}
addr = mmap64(NULL, UM_KERN_PAGE_SIZE, PROT_READ | PROT_WRITE,
- MAP_PRIVATE, fd, 0);
+ MAP_SHARED, fd, 0);
if(addr == MAP_FAILED){
printk("Mapping test memory file failed, err = %d\n", -errno);
return 0;