#include <linux/types.h>
+
#define MAX_S_CONTEXT 65535 /* Arbitrary limit */
#define MIN_D_CONTEXT 49152 /* dynamic contexts start here */
#define VX_DYNAMIC_ID ((uint32_t)-1) /* id for dynamic context */
+/* context flags */
+
+#define VXF_INFO_LOCK 0x00000001
+#define VXF_INFO_SCHED 0x00000002
+#define VXF_INFO_NPROC 0x00000004
+#define VXF_INFO_PRIVATE 0x00000008
+
+#define VXF_INFO_INIT 0x00000010
+#define VXF_INFO_HIDE 0x00000020
+#define VXF_INFO_ULIMIT 0x00000040
+#define VXF_INFO_NSPACE 0x00000080
+
+#define VXF_SCHED_HARD 0x00000100
+#define VXF_SCHED_PRIO 0x00000200
+#define VXF_SCHED_PAUSE 0x00000400
+
+#define VXF_VIRT_MEM 0x00010000
+#define VXF_VIRT_UPTIME 0x00020000
+#define VXF_VIRT_CPU 0x00040000
+#define VXF_VIRT_LOAD 0x00080000
+
+#define VXF_HIDE_MOUNT 0x01000000
+#define VXF_HIDE_NETIF 0x02000000
+
+#define VXF_STATE_SETUP (1ULL<<32)
+#define VXF_STATE_INIT (1ULL<<33)
+
+#define VXF_FORK_RSS (1ULL<<48)
+#define VXF_PROLIFIC (1ULL<<49)
+
+#define VXF_IGNEG_NICE (1ULL<<52)
+
+#define VXF_ONE_TIME (0x0003ULL<<32)
+
+
+/* context caps */
+
+#define VXC_CAP_MASK 0x00000000
+
+#define VXC_SET_UTSNAME 0x00000001
+#define VXC_SET_RLIMIT 0x00000002
+
+#define VXC_RAW_ICMP 0x00000100
+
+#define VXC_SECURE_MOUNT 0x00010000
+#define VXC_SECURE_REMOUNT 0x00020000
+#define VXC_BINARY_MOUNT 0x00040000
+
+#define VXC_QUOTA_CTL 0x00100000
+
+
+/* vshelper sync commands */
+
+#define VS_CONTEXT_CREATED 1
+#define VS_CONTEXT_DESTROY 2
+
+
#ifdef __KERNEL__
#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/rcupdate.h>
-#define _VX_INFO_DEF_
-#include "cvirt.h"
-#include "limit.h"
-#include "sched.h"
-#undef _VX_INFO_DEF_
+#include "limit_def.h"
+#include "sched_def.h"
+#include "cvirt_def.h"
struct vx_info {
struct hlist_node vx_hlist; /* linked list of contexts */
struct rcu_head vx_rcu; /* the rcu head */
xid_t vx_id; /* context id */
atomic_t vx_usecnt; /* usage count */
- atomic_t vx_refcnt; /* reference count */
+ atomic_t vx_tasks; /* tasks count */
struct vx_info *vx_parent; /* parent context */
int vx_state; /* context state */
char vx_name[65]; /* vserver name */
};
+
/* status flags */
#define VXS_HASHED 0x0001
#define VX_ADMIN 0x0001
#define VX_WATCH 0x0002
-#define VX_DUMMY 0x0008
+#define VX_HIDE 0x0004
+#define VX_HOSTID 0x0008
#define VX_IDENT 0x0010
#define VX_EQUIV 0x0020
#define VX_ATR_MASK 0x0F00
-struct rcu_head;
-
-// extern void rcu_free_vx_info(struct rcu_head *);
-extern void unhash_vx_info(struct vx_info *);
+extern void claim_vx_info(struct vx_info *, struct task_struct *);
+extern void release_vx_info(struct vx_info *, struct task_struct *);
extern struct vx_info *locate_vx_info(int);
extern struct vx_info *locate_or_create_vx_info(int);
extern int get_xid_list(int, unsigned int *, int);
-extern int vx_info_is_hashed(xid_t);
+extern int xid_is_hashed(xid_t);
extern int vx_migrate_task(struct task_struct *, struct vx_info *);
-#endif /* __KERNEL__ */
-
-#include "switch.h"
-
-/* vinfo commands */
-
-#define VCMD_task_xid VC_CMD(VINFO, 1, 0)
-#define VCMD_task_nid VC_CMD(VINFO, 2, 0)
-
-#ifdef __KERNEL__
-extern int vc_task_xid(uint32_t, void __user *);
-
-#endif /* __KERNEL__ */
-
-#define VCMD_vx_info VC_CMD(VINFO, 5, 0)
-#define VCMD_nx_info VC_CMD(VINFO, 6, 0)
-
-struct vcmd_vx_info_v0 {
- uint32_t xid;
- uint32_t initpid;
- /* more to come */
-};
-
-#ifdef __KERNEL__
-extern int vc_vx_info(uint32_t, void __user *);
-
-#endif /* __KERNEL__ */
-
-#define VCMD_ctx_create VC_CMD(VPROC, 1, 0)
-#define VCMD_ctx_migrate VC_CMD(PROCMIG, 1, 0)
-
-#ifdef __KERNEL__
-extern int vc_ctx_create(uint32_t, void __user *);
-extern int vc_ctx_migrate(uint32_t, void __user *);
-
-#endif /* __KERNEL__ */
-
-#define VCMD_get_cflags VC_CMD(FLAGS, 1, 0)
-#define VCMD_set_cflags VC_CMD(FLAGS, 2, 0)
-
-struct vcmd_ctx_flags_v0 {
- uint64_t flagword;
- uint64_t mask;
-};
-
-#ifdef __KERNEL__
-extern int vc_get_cflags(uint32_t, void __user *);
-extern int vc_set_cflags(uint32_t, void __user *);
-
-#endif /* __KERNEL__ */
-
-#define VXF_INFO_LOCK 0x00000001
-#define VXF_INFO_SCHED 0x00000002
-#define VXF_INFO_NPROC 0x00000004
-#define VXF_INFO_PRIVATE 0x00000008
-
-#define VXF_INFO_INIT 0x00000010
-#define VXF_INFO_HIDE 0x00000020
-#define VXF_INFO_ULIMIT 0x00000040
-#define VXF_INFO_NSPACE 0x00000080
-
-#define VXF_SCHED_HARD 0x00000100
-#define VXF_SCHED_PRIO 0x00000200
-#define VXF_SCHED_PAUSE 0x00000400
+extern long vs_context_state(unsigned int);
-#define VXF_VIRT_MEM 0x00010000
-#define VXF_VIRT_UPTIME 0x00020000
-#define VXF_VIRT_CPU 0x00040000
-#define VXF_VIRT_LOAD 0x00080000
-
-#define VXF_HIDE_MOUNT 0x01000000
-#define VXF_HIDE_NETIF 0x02000000
-
-#define VXF_STATE_SETUP (1ULL<<32)
-#define VXF_STATE_INIT (1ULL<<33)
-
-#define VXF_FORK_RSS (1ULL<<48)
-#define VXF_PROLIFIC (1ULL<<49)
-
-#define VXF_IGNEG_NICE (1ULL<<52)
+extern void free_vx_info(struct vx_info *);
-#define VXF_ONE_TIME (0x0003ULL<<32)
-
-#define VCMD_get_ccaps VC_CMD(FLAGS, 3, 0)
-#define VCMD_set_ccaps VC_CMD(FLAGS, 4, 0)
-
-struct vcmd_ctx_caps_v0 {
- uint64_t bcaps;
- uint64_t ccaps;
- uint64_t cmask;
-};
-
-#ifdef __KERNEL__
-extern int vc_get_ccaps(uint32_t, void __user *);
-extern int vc_set_ccaps(uint32_t, void __user *);
#endif /* __KERNEL__ */
-
-#define VXC_SET_UTSNAME 0x00000001
-#define VXC_SET_RLIMIT 0x00000002
-
-#define VXC_RAW_ICMP 0x00000100
-
-#define VXC_SECURE_MOUNT 0x00010000
-#define VXC_SECURE_REMOUNT 0x00020000
-
-
+#else /* _VX_CONTEXT_H */
+#warning duplicate inclusion
#endif /* _VX_CONTEXT_H */
git://git.onelab.eu / linux-2.6.git / blobdiff