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_limit limit; /* vserver limits */
37 struct _vx_sched sched; /* vserver scheduler */
38 struct _vx_cvirt cvirt; /* virtual/bias stuff */
39 struct _vx_cacct cacct; /* context accounting */
41 char vx_name[65]; /* vserver name */
45 extern spinlock_t vxlist_lock;
46 extern struct list_head vx_infos;
49 #define VX_ADMIN 0x0001
50 #define VX_WATCH 0x0002
51 #define VX_DUMMY 0x0008
53 #define VX_IDENT 0x0010
54 #define VX_EQUIV 0x0020
55 #define VX_PARENT 0x0040
56 #define VX_CHILD 0x0080
58 #define VX_ARG_MASK 0x00F0
60 #define VX_DYNAMIC 0x0100
61 #define VX_STATIC 0x0200
63 #define VX_ATR_MASK 0x0F00
66 void free_vx_info(struct vx_info *);
68 extern struct vx_info *find_vx_info(int);
69 extern struct vx_info *find_or_create_vx_info(int);
70 extern int vx_info_id_valid(int);
72 extern int vx_migrate_task(struct task_struct *, struct vx_info *);
74 #endif /* __KERNEL__ */
80 #define VCMD_task_xid VC_CMD(VINFO, 1, 0)
81 #define VCMD_task_nid VC_CMD(VINFO, 2, 0)
84 extern int vc_task_xid(uint32_t, void __user *);
86 #endif /* __KERNEL__ */
88 #define VCMD_vx_info VC_CMD(VINFO, 5, 0)
89 #define VCMD_nx_info VC_CMD(VINFO, 6, 0)
91 struct vcmd_vx_info_v0 {
98 extern int vc_vx_info(uint32_t, void __user *);
100 #endif /* __KERNEL__ */
102 #define VCMD_ctx_create VC_CMD(VPROC, 1, 0)
103 #define VCMD_ctx_migrate VC_CMD(PROCMIG, 1, 0)
106 extern int vc_ctx_create(uint32_t, void __user *);
107 extern int vc_ctx_migrate(uint32_t, void __user *);
109 #endif /* __KERNEL__ */
111 #define VCMD_get_cflags VC_CMD(FLAGS, 1, 0)
112 #define VCMD_set_cflags VC_CMD(FLAGS, 2, 0)
114 struct vcmd_ctx_flags_v0 {
120 extern int vc_get_cflags(uint32_t, void __user *);
121 extern int vc_set_cflags(uint32_t, void __user *);
123 #endif /* __KERNEL__ */
125 #define VXF_INFO_LOCK 0x00000001
126 #define VXF_INFO_SCHED 0x00000002
127 #define VXF_INFO_NPROC 0x00000004
128 #define VXF_INFO_PRIVATE 0x00000008
130 #define VXF_INFO_INIT 0x00000010
131 #define VXF_INFO_HIDE 0x00000020
132 #define VXF_INFO_ULIMIT 0x00000040
133 #define VXF_INFO_NSPACE 0x00000080
135 #define VXF_SCHED_HARD 0x00000100
136 #define VXF_SCHED_PRIO 0x00000200
137 #define VXF_SCHED_PAUSE 0x00000400
139 #define VXF_VIRT_MEM 0x00010000
140 #define VXF_VIRT_UPTIME 0x00020000
141 #define VXF_VIRT_CPU 0x00040000
143 #define VXF_HIDE_MOUNT 0x01000000
144 #define VXF_HIDE_NETIF 0x02000000
146 #define VXF_STATE_SETUP (1ULL<<32)
147 #define VXF_STATE_INIT (1ULL<<33)
149 #define VXF_FORK_RSS (1ULL<<48)
151 #define VXF_ONE_TIME (0x0003ULL<<32)
153 #define VCMD_get_ccaps VC_CMD(FLAGS, 3, 0)
154 #define VCMD_set_ccaps VC_CMD(FLAGS, 4, 0)
156 struct vcmd_ctx_caps_v0 {
163 extern int vc_get_ccaps(uint32_t, void __user *);
164 extern int vc_set_ccaps(uint32_t, void __user *);
166 #endif /* __KERNEL__ */
168 #define VXC_SET_UTSNAME 0x00000001
169 #define VXC_SET_RLIMIT 0x00000002
171 #define VXC_ICMP_PING 0x00000100
173 #define VXC_SECURE_MOUNT 0x00010000
176 #endif /* _VX_CONTEXT_H */