4 #include <linux/types.h>
6 #define MAX_S_CONTEXT 65535 /* Arbitrary limit */
7 #define MIN_D_CONTEXT 49152 /* dynamic contexts start here */
9 #define VX_DYNAMIC_ID ((uint32_t)-1) /* id for dynamic context */
13 #include <linux/list.h>
14 #include <linux/spinlock.h>
23 struct list_head vx_list; /* linked list of contexts */
24 xid_t vx_id; /* context id */
25 atomic_t vx_refcount; /* refcount */
26 struct vx_info *vx_parent; /* parent context */
28 struct namespace *vx_namespace; /* private namespace */
29 struct fs_struct *vx_fs; /* private namespace fs */
30 uint64_t vx_flags; /* VX_INFO_xxx */
31 uint64_t vx_bcaps; /* bounding caps (system) */
32 uint64_t vx_ccaps; /* context caps (vserver) */
34 pid_t vx_initpid; /* PID of fake init process */
36 struct _vx_cvirt cvirt; /* virtual/bias stuff */
37 struct _vx_limit limit; /* vserver limits */
38 struct _vx_sched sched; /* vserver scheduler */
40 char vx_name[65]; /* vserver name */
44 extern spinlock_t vxlist_lock;
45 extern struct list_head vx_infos;
48 #define VX_ADMIN 0x0001
49 #define VX_WATCH 0x0002
50 #define VX_DUMMY 0x0008
52 #define VX_IDENT 0x0010
53 #define VX_EQUIV 0x0020
54 #define VX_PARENT 0x0040
55 #define VX_CHILD 0x0080
57 #define VX_ARG_MASK 0x00F0
59 #define VX_DYNAMIC 0x0100
60 #define VX_STATIC 0x0200
62 #define VX_ATR_MASK 0x0F00
65 void free_vx_info(struct vx_info *);
67 extern struct vx_info *find_vx_info(int);
68 extern struct vx_info *find_or_create_vx_info(int);
69 extern int vx_info_id_valid(int);
71 extern int vx_migrate_task(struct task_struct *, struct vx_info *);
73 #endif /* __KERNEL__ */
79 #define VCMD_task_xid VC_CMD(VINFO, 1, 0)
80 #define VCMD_task_nid VC_CMD(VINFO, 2, 0)
83 extern int vc_task_xid(uint32_t, void __user *);
85 #endif /* __KERNEL__ */
87 #define VCMD_vx_info VC_CMD(VINFO, 5, 0)
88 #define VCMD_nx_info VC_CMD(VINFO, 6, 0)
90 struct vcmd_vx_info_v0 {
97 extern int vc_vx_info(uint32_t, void __user *);
99 #endif /* __KERNEL__ */
101 #define VCMD_ctx_create VC_CMD(VPROC, 1, 0)
102 #define VCMD_ctx_migrate VC_CMD(PROCMIG, 1, 0)
105 extern int vc_ctx_create(uint32_t, void __user *);
106 extern int vc_ctx_migrate(uint32_t, void __user *);
108 #endif /* __KERNEL__ */
110 #define VCMD_get_cflags VC_CMD(FLAGS, 1, 0)
111 #define VCMD_set_cflags VC_CMD(FLAGS, 2, 0)
113 struct vcmd_ctx_flags_v0 {
119 extern int vc_get_cflags(uint32_t, void __user *);
120 extern int vc_set_cflags(uint32_t, void __user *);
122 #endif /* __KERNEL__ */
124 #define VXF_INFO_LOCK 0x00000001
125 #define VXF_INFO_SCHED 0x00000002
126 #define VXF_INFO_NPROC 0x00000004
127 #define VXF_INFO_PRIVATE 0x00000008
129 #define VXF_INFO_INIT 0x00000010
130 #define VXF_INFO_HIDE 0x00000020
131 #define VXF_INFO_ULIMIT 0x00000040
132 #define VXF_INFO_NSPACE 0x00000080
134 #define VXF_SCHED_HARD 0x00000100
135 #define VXF_SCHED_PRIO 0x00000200
136 #define VXF_SCHED_PAUSE 0x00000400
138 #define VXF_VIRT_MEM 0x00010000
139 #define VXF_VIRT_UPTIME 0x00020000
140 #define VXF_VIRT_CPU 0x00040000
142 #define VXF_HIDE_MOUNT 0x01000000
143 #define VXF_HIDE_NETIF 0x02000000
145 #define VXF_STATE_SETUP (1ULL<<32)
146 #define VXF_STATE_INIT (1ULL<<33)
149 #define VXF_ONE_TIME (0x0003ULL<<32)
151 #define VCMD_get_ccaps VC_CMD(FLAGS, 3, 0)
152 #define VCMD_set_ccaps VC_CMD(FLAGS, 4, 0)
154 struct vcmd_ctx_caps_v0 {
161 extern int vc_get_ccaps(uint32_t, void __user *);
162 extern int vc_set_ccaps(uint32_t, void __user *);
164 #endif /* __KERNEL__ */
166 #define VXC_SET_UTSNAME 0x00000001
167 #define VXC_SET_RLIMIT 0x00000002
169 #define VXC_ICMP_PING 0x00000100
171 #define VXC_SECURE_MOUNT 0x00010000
174 #endif /* _VX_CONTEXT_H */