diff options
author | David Howells <dhowells@redhat.com> | 2012-10-13 05:46:48 -0400 |
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committer | David Howells <dhowells@redhat.com> | 2012-10-13 05:46:48 -0400 |
commit | 607ca46e97a1b6594b29647d98a32d545c24bdff (patch) | |
tree | 30f4c0784bfddb57332cdc0678bd06d1e77fa185 /include/linux/shm.h | |
parent | 08cce05c5a91f5017f4edc9866cf026908c73f9f (diff) |
UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Michael Kerrisk <mtk.manpages@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/linux/shm.h')
-rw-r--r-- | include/linux/shm.h | 81 |
1 files changed, 1 insertions, 80 deletions
diff --git a/include/linux/shm.h b/include/linux/shm.h index edd086883ccb..bcf8a6a3ec00 100644 --- a/include/linux/shm.h +++ b/include/linux/shm.h | |||
@@ -1,88 +1,11 @@ | |||
1 | #ifndef _LINUX_SHM_H_ | 1 | #ifndef _LINUX_SHM_H_ |
2 | #define _LINUX_SHM_H_ | 2 | #define _LINUX_SHM_H_ |
3 | 3 | ||
4 | #include <linux/ipc.h> | ||
5 | #include <linux/errno.h> | ||
6 | #ifdef __KERNEL__ | ||
7 | #include <asm/page.h> | 4 | #include <asm/page.h> |
8 | #else | 5 | #include <uapi/linux/shm.h> |
9 | #include <unistd.h> | ||
10 | #endif | ||
11 | |||
12 | /* | ||
13 | * SHMMAX, SHMMNI and SHMALL are upper limits are defaults which can | ||
14 | * be increased by sysctl | ||
15 | */ | ||
16 | 6 | ||
17 | #define SHMMAX 0x2000000 /* max shared seg size (bytes) */ | ||
18 | #define SHMMIN 1 /* min shared seg size (bytes) */ | ||
19 | #define SHMMNI 4096 /* max num of segs system wide */ | ||
20 | #ifdef __KERNEL__ | ||
21 | #define SHMALL (SHMMAX/PAGE_SIZE*(SHMMNI/16)) /* max shm system wide (pages) */ | 7 | #define SHMALL (SHMMAX/PAGE_SIZE*(SHMMNI/16)) /* max shm system wide (pages) */ |
22 | #else | ||
23 | #define SHMALL (SHMMAX/getpagesize()*(SHMMNI/16)) | ||
24 | #endif | ||
25 | #define SHMSEG SHMMNI /* max shared segs per process */ | ||
26 | |||
27 | #ifdef __KERNEL__ | ||
28 | #include <asm/shmparam.h> | 8 | #include <asm/shmparam.h> |
29 | #endif | ||
30 | |||
31 | /* Obsolete, used only for backwards compatibility and libc5 compiles */ | ||
32 | struct shmid_ds { | ||
33 | struct ipc_perm shm_perm; /* operation perms */ | ||
34 | int shm_segsz; /* size of segment (bytes) */ | ||
35 | __kernel_time_t shm_atime; /* last attach time */ | ||
36 | __kernel_time_t shm_dtime; /* last detach time */ | ||
37 | __kernel_time_t shm_ctime; /* last change time */ | ||
38 | __kernel_ipc_pid_t shm_cpid; /* pid of creator */ | ||
39 | __kernel_ipc_pid_t shm_lpid; /* pid of last operator */ | ||
40 | unsigned short shm_nattch; /* no. of current attaches */ | ||
41 | unsigned short shm_unused; /* compatibility */ | ||
42 | void *shm_unused2; /* ditto - used by DIPC */ | ||
43 | void *shm_unused3; /* unused */ | ||
44 | }; | ||
45 | |||
46 | /* Include the definition of shmid64_ds and shminfo64 */ | ||
47 | #include <asm/shmbuf.h> | ||
48 | |||
49 | /* permission flag for shmget */ | ||
50 | #define SHM_R 0400 /* or S_IRUGO from <linux/stat.h> */ | ||
51 | #define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */ | ||
52 | |||
53 | /* mode for attach */ | ||
54 | #define SHM_RDONLY 010000 /* read-only access */ | ||
55 | #define SHM_RND 020000 /* round attach address to SHMLBA boundary */ | ||
56 | #define SHM_REMAP 040000 /* take-over region on attach */ | ||
57 | #define SHM_EXEC 0100000 /* execution access */ | ||
58 | |||
59 | /* super user shmctl commands */ | ||
60 | #define SHM_LOCK 11 | ||
61 | #define SHM_UNLOCK 12 | ||
62 | |||
63 | /* ipcs ctl commands */ | ||
64 | #define SHM_STAT 13 | ||
65 | #define SHM_INFO 14 | ||
66 | |||
67 | /* Obsolete, used only for backwards compatibility */ | ||
68 | struct shminfo { | ||
69 | int shmmax; | ||
70 | int shmmin; | ||
71 | int shmmni; | ||
72 | int shmseg; | ||
73 | int shmall; | ||
74 | }; | ||
75 | |||
76 | struct shm_info { | ||
77 | int used_ids; | ||
78 | unsigned long shm_tot; /* total allocated shm */ | ||
79 | unsigned long shm_rss; /* total resident shm */ | ||
80 | unsigned long shm_swp; /* total swapped shm */ | ||
81 | unsigned long swap_attempts; | ||
82 | unsigned long swap_successes; | ||
83 | }; | ||
84 | |||
85 | #ifdef __KERNEL__ | ||
86 | struct shmid_kernel /* private to the kernel */ | 9 | struct shmid_kernel /* private to the kernel */ |
87 | { | 10 | { |
88 | struct kern_ipc_perm shm_perm; | 11 | struct kern_ipc_perm shm_perm; |
@@ -127,6 +50,4 @@ static inline void exit_shm(struct task_struct *task) | |||
127 | } | 50 | } |
128 | #endif | 51 | #endif |
129 | 52 | ||
130 | #endif /* __KERNEL__ */ | ||
131 | |||
132 | #endif /* _LINUX_SHM_H_ */ | 53 | #endif /* _LINUX_SHM_H_ */ |