Add qlmpi and swap to mckernel (This is rebase commit for merging to development)

kernel/include/process.h

@@ -50,6 +50,7 @@
 #define	VR_MEMTYPE_WB      0x00000000	/* write-back */
 #define	VR_MEMTYPE_UC      0x01000000	/* uncachable */
 #define	VR_MEMTYPE_MASK    0x0f000000
+#define VR_PAGEOUT	   0x10000000
 
 #define	PROT_TO_VR_FLAG(prot)	(((unsigned long)(prot) << 16) & VR_PROT_MASK)
 #define	VRFLAG_PROT_TO_MAXPROT(vrflag)	(((vrflag) & VR_PROT_MASK) << 4)
@@ -248,6 +249,7 @@ struct process_vm;
 struct vm_regions;
 struct vm_range;
 
+struct swapinfo;
 
 #define HASH_SIZE	73
 
@@ -711,6 +713,7 @@ struct process_vm {
 	struct list_head vm_range_numa_policy_list;
 	struct vm_range *range_cache[VM_RANGE_CACHE_SIZE];
 	int range_cache_ind;
+	struct swapinfo *swapinfo;
 };
 
 static inline int has_cap_ipc_lock(struct thread *th)

kernel/include/swapfmt.h.in

@@ -0,0 +1,34 @@
+/*
+ * \file swapfmt.h
+ *  License details are found in the file LICENSE.
+ * \brief
+ *	swapped out file format
+ * \author Yutaka Ishikawa <ishikawa@riken.jp>
+ */
+
+#define MCKERNEL_SWAP	"McKernel swap"
+#define MCKERNEL_SWAP_VERSION "@MCKERNEL_VERSION@"
+#define SWAP_HLEN	16
+struct swap_header {
+	char		magic[SWAP_HLEN];	/* MCKernel swap */
+	char		version[SWAP_HLEN];	/* same as McKernel version */
+	unsigned int	count_sarea;	/* count of swaped area info */
+	unsigned int	count_marea;	/* count of mlocked area info */
+};
+
+struct swap_areainfo {
+	unsigned long	start;	/* virtual address */
+	unsigned long	end;	/* virtual address */
+	unsigned long	pos;	/* swap: file position in this file
+				 *  mlock: physical address */
+	unsigned long	flag;	/* flag in vm_range */
+};
+
+/*
+ *
+ *	+--------------------
+ *	|   swap_header
+ *	+--------------------
+ *	| swap_areainfo[...]
+ *	| swap_ainfo[...]
+ */