support madvise(MADV_DONTFORK)

2016-09-01 11:22:53 +09:00
parent b5e4459a34
commit 7c562d0539
3 changed files with 110 additions and 0 deletions
--- a/kernel/include/process.h
+++ b/kernel/include/process.h
@ -29,6 +29,7 @@
 #define VR_IO_NOCACHE      0x100
 #define VR_REMOTE          0x200
 #define VR_WRITE_COMBINED  0x400
+#define VR_DONTFORK        0x800
 #define VR_DEMAND_PAGING   0x1000
 #define	VR_PRIVATE         0x2000
 #define	VR_LOCKED          0x4000