-struct shminfo {
- unsigned long shmmax, shmmin, shmmni, shmseg, shmall, __unused[4];
-};
-
-#ifdef _GNU_SOURCE
-#define __used_ids used_ids
-#define __swap_attempts swap_attempts
-#define __swap_successes swap_successes
-#endif
-
-struct shm_info {
- int __used_ids;
- unsigned long shm_tot, shm_rss, shm_swp;
- unsigned long __swap_attempts, __swap_successes;
-};
+#define SHM_HUGE_SHIFT 26
+#define SHM_HUGE_MASK 0x3f
+#define SHM_HUGE_64KB (16 << 26)
+#define SHM_HUGE_512KB (19 << 26)
+#define SHM_HUGE_1MB (20 << 26)
+#define SHM_HUGE_2MB (21 << 26)
+#define SHM_HUGE_8MB (23 << 26)
+#define SHM_HUGE_16MB (24 << 26)
+#define SHM_HUGE_256MB (28 << 26)
+#define SHM_HUGE_1GB (30 << 26)
+#define SHM_HUGE_2GB (31 << 26)
+#define SHM_HUGE_16GB (34U << 26)