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-rw-r--r--include/asm-parisc/shmbuf.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/include/asm-parisc/shmbuf.h b/include/asm-parisc/shmbuf.h
new file mode 100644
index 000000000..ea45e96b3
--- /dev/null
+++ b/include/asm-parisc/shmbuf.h
@@ -0,0 +1,50 @@
+#ifndef _PARISC_SHMBUF_H
+#define _PARISC_SHMBUF_H
+
+/*
+ * The shmid64_ds structure for parisc architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 64-bit time_t to solve y2038 problem
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct shmid64_ds {
+ struct ipc64_perm shm_perm; /* operation perms */
+ unsigned int __pad1;
+ __kernel_time_t shm_atime; /* last attach time */
+ unsigned int __pad2;
+ __kernel_time_t shm_dtime; /* last detach time */
+ unsigned int __pad3;
+ __kernel_time_t shm_ctime; /* last change time */
+ size_t shm_segsz; /* size of segment (bytes) */
+ __kernel_pid_t shm_cpid; /* pid of creator */
+ __kernel_pid_t shm_lpid; /* pid of last operator */
+ unsigned int shm_nattch; /* no. of current attaches */
+ unsigned int __unused1;
+ unsigned int __unused2;
+};
+
+#ifdef __LP64__
+#warning shminfo64 is an undocumented struct
+/* The 'unsigned int' (formerly 'unsigned long') data types below will
+ * ensure that a 32-bit app calling shmctl(*,IPC_INFO,*) will work on
+ * a wide kernel, but if some of these values are meant to contain pointers
+ * they may need to be 'long long' instead. -PB
+ */
+#endif
+struct shminfo64 {
+ unsigned int shmmax;
+ unsigned int shmmin;
+ unsigned int shmmni;
+ unsigned int shmseg;
+ unsigned int shmall;
+ unsigned int __unused1;
+ unsigned int __unused2;
+ unsigned int __unused3;
+ unsigned int __unused4;
+};
+
+#endif /* _PARISC_SHMBUF_H */