shmget: add "shmflg" checks for SHM_HUGE*

2016-03-17 21:47:47 +09:00
parent d65135c040
commit 48167d3223
5 changed files with 39 additions and 5 deletions
--- a/kernel/include/shm.h
+++ b/kernel/include/shm.h
@@ -25,6 +25,7 @@ enum {
 	IPC_CREAT	= 01000,
 	IPC_EXCL	= 02000,

+	SHM_HUGETLB	= 04000,
 	SHM_RDONLY	= 010000,
 	SHM_RND		= 020000,
 	SHM_REMAP	= 040000,
@@ -49,7 +50,7 @@ enum {
 struct shmobj {
 	struct memobj		memobj;		/* must be first */
 	int			index;
-	uint8_t			padding[4];
+	int			pgshift;
 	size_t			real_segsz;
 	struct shmid_ds		ds;
 	struct list_head	page_list;