4 #include <linux/types.h>
7 #define MAX_S_CONTEXT 65535 /* Arbitrary limit */
8 #define MIN_D_CONTEXT 49152 /* dynamic contexts start here */
10 #define VX_DYNAMIC_ID ((uint32_t)-1) /* id for dynamic context */
14 #define VXF_INFO_LOCK 0x00000001
15 #define VXF_INFO_SCHED 0x00000002
16 #define VXF_INFO_NPROC 0x00000004
17 #define VXF_INFO_PRIVATE 0x00000008
19 #define VXF_INFO_INIT 0x00000010
20 #define VXF_INFO_HIDE 0x00000020
21 #define VXF_INFO_ULIMIT 0x00000040
22 #define VXF_INFO_NSPACE 0x00000080
24 #define VXF_SCHED_HARD 0x00000100
25 #define VXF_SCHED_PRIO 0x00000200
26 #define VXF_SCHED_PAUSE 0x00000400
28 #define VXF_VIRT_MEM 0x00010000
29 #define VXF_VIRT_UPTIME 0x00020000
30 #define VXF_VIRT_CPU 0x00040000
31 #define VXF_VIRT_LOAD 0x00080000
33 #define VXF_HIDE_MOUNT 0x01000000
34 #define VXF_HIDE_NETIF 0x02000000
36 #define VXF_STATE_SETUP (1ULL<<32)
37 #define VXF_STATE_INIT (1ULL<<33)
39 #define VXF_STATE_HELPER (1ULL<<36)
41 #define VXF_FORK_RSS (1ULL<<48)
42 #define VXF_PROLIFIC (1ULL<<49)
44 #define VXF_IGNEG_NICE (1ULL<<52)
46 #define VXF_ONE_TIME (0x0003ULL<<32)
48 #define VXF_INIT_SET (VXF_STATE_SETUP|VXF_STATE_INIT)
53 #define VXC_CAP_MASK 0x00000000
55 #define VXC_SET_UTSNAME 0x00000001
56 #define VXC_SET_RLIMIT 0x00000002
58 #define VXC_RAW_ICMP 0x00000100
59 #define VXC_SYSLOG 0x00001000
61 #define VXC_SECURE_MOUNT 0x00010000
62 #define VXC_SECURE_REMOUNT 0x00020000
63 #define VXC_BINARY_MOUNT 0x00040000
65 #define VXC_QUOTA_CTL 0x00100000
68 /* context state changes */
81 #include <linux/list.h>
82 #include <linux/spinlock.h>
83 #include <linux/rcupdate.h>
85 #include "limit_def.h"
86 #include "sched_def.h"
87 #include "cvirt_def.h"
90 struct hlist_node vx_hlist; /* linked list of contexts */
91 xid_t vx_id; /* context id */
92 atomic_t vx_usecnt; /* usage count */
93 atomic_t vx_tasks; /* tasks count */
94 struct vx_info *vx_parent; /* parent context */
95 int vx_state; /* context state */
97 struct namespace *vx_namespace; /* private namespace */
98 struct fs_struct *vx_fs; /* private namespace fs */
99 uint64_t vx_flags; /* context flags */
100 uint64_t vx_bcaps; /* bounding caps (system) */
101 uint64_t vx_ccaps; /* context caps (vserver) */
103 pid_t vx_initpid; /* PID of fake init process */
105 wait_queue_head_t vx_wait; /* context exit waitqueue */
107 struct _vx_limit limit; /* vserver limits */
108 struct _vx_sched sched; /* vserver scheduler */
109 struct _vx_cvirt cvirt; /* virtual/bias stuff */
110 struct _vx_cacct cacct; /* context accounting */
112 char vx_name[65]; /* vserver name */
118 #define VXS_HASHED 0x0001
119 #define VXS_PAUSED 0x0010
120 #define VXS_ONHOLD 0x0020
121 #define VXS_SHUTDOWN 0x0100
122 #define VXS_RELEASED 0x8000
124 /* check conditions */
126 #define VX_ADMIN 0x0001
127 #define VX_WATCH 0x0002
128 #define VX_HIDE 0x0004
129 #define VX_HOSTID 0x0008
131 #define VX_IDENT 0x0010
132 #define VX_EQUIV 0x0020
133 #define VX_PARENT 0x0040
134 #define VX_CHILD 0x0080
136 #define VX_ARG_MASK 0x00F0
138 #define VX_DYNAMIC 0x0100
139 #define VX_STATIC 0x0200
141 #define VX_ATR_MASK 0x0F00
144 extern void claim_vx_info(struct vx_info *, struct task_struct *);
145 extern void release_vx_info(struct vx_info *, struct task_struct *);
147 extern struct vx_info *locate_vx_info(int);
148 extern struct vx_info *locate_or_create_vx_info(int);
150 extern int get_xid_list(int, unsigned int *, int);
151 extern int xid_is_hashed(xid_t);
153 extern int vx_migrate_task(struct task_struct *, struct vx_info *);
155 extern long vs_state_change(struct vx_info *, unsigned int);
158 #endif /* __KERNEL__ */
159 #else /* _VX_CONTEXT_H */
160 #warning duplicate inclusion
161 #endif /* _VX_CONTEXT_H */