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-rw-r--r--include/linux/shm.h81
1 files changed, 1 insertions, 80 deletions
diff --git a/include/linux/shm.h b/include/linux/shm.h
index edd0868..bcf8a6a 100644
--- a/include/linux/shm.h
+++ b/include/linux/shm.h
@@ -1,88 +1,11 @@
#ifndef _LINUX_SHM_H_
#define _LINUX_SHM_H_
-#include <linux/ipc.h>
-#include <linux/errno.h>
-#ifdef __KERNEL__
#include <asm/page.h>
-#else
-#include <unistd.h>
-#endif
-
-/*
- * SHMMAX, SHMMNI and SHMALL are upper limits are defaults which can
- * be increased by sysctl
- */
+#include <uapi/linux/shm.h>
-#define SHMMAX 0x2000000 /* max shared seg size (bytes) */
-#define SHMMIN 1 /* min shared seg size (bytes) */
-#define SHMMNI 4096 /* max num of segs system wide */
-#ifdef __KERNEL__
#define SHMALL (SHMMAX/PAGE_SIZE*(SHMMNI/16)) /* max shm system wide (pages) */
-#else
-#define SHMALL (SHMMAX/getpagesize()*(SHMMNI/16))
-#endif
-#define SHMSEG SHMMNI /* max shared segs per process */
-
-#ifdef __KERNEL__
#include <asm/shmparam.h>
-#endif
-
-/* Obsolete, used only for backwards compatibility and libc5 compiles */
-struct shmid_ds {
- struct ipc_perm shm_perm; /* operation perms */
- int shm_segsz; /* size of segment (bytes) */
- __kernel_time_t shm_atime; /* last attach time */
- __kernel_time_t shm_dtime; /* last detach time */
- __kernel_time_t shm_ctime; /* last change time */
- __kernel_ipc_pid_t shm_cpid; /* pid of creator */
- __kernel_ipc_pid_t shm_lpid; /* pid of last operator */
- unsigned short shm_nattch; /* no. of current attaches */
- unsigned short shm_unused; /* compatibility */
- void *shm_unused2; /* ditto - used by DIPC */
- void *shm_unused3; /* unused */
-};
-
-/* Include the definition of shmid64_ds and shminfo64 */
-#include <asm/shmbuf.h>
-
-/* permission flag for shmget */
-#define SHM_R 0400 /* or S_IRUGO from <linux/stat.h> */
-#define SHM_W 0200 /* or S_IWUGO from <linux/stat.h> */
-
-/* mode for attach */
-#define SHM_RDONLY 010000 /* read-only access */
-#define SHM_RND 020000 /* round attach address to SHMLBA boundary */
-#define SHM_REMAP 040000 /* take-over region on attach */
-#define SHM_EXEC 0100000 /* execution access */
-
-/* super user shmctl commands */
-#define SHM_LOCK 11
-#define SHM_UNLOCK 12
-
-/* ipcs ctl commands */
-#define SHM_STAT 13
-#define SHM_INFO 14
-
-/* Obsolete, used only for backwards compatibility */
-struct shminfo {
- int shmmax;
- int shmmin;
- int shmmni;
- int shmseg;
- int shmall;
-};
-
-struct shm_info {
- int used_ids;
- unsigned long shm_tot; /* total allocated shm */
- unsigned long shm_rss; /* total resident shm */
- unsigned long shm_swp; /* total swapped shm */
- unsigned long swap_attempts;
- unsigned long swap_successes;
-};
-
-#ifdef __KERNEL__
struct shmid_kernel /* private to the kernel */
{
struct kern_ipc_perm shm_perm;
@@ -127,6 +50,4 @@ static inline void exit_shm(struct task_struct *task)
}
#endif
-#endif /* __KERNEL__ */
-
#endif /* _LINUX_SHM_H_ */
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