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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-09 21:31:56 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-09 21:31:56 +0100
commit6a4690c22f5da1eb1c898b61b6a80da52fbd976f (patch)
treea03891a32abe0da191fb765fe669a597e07423c6 /arch/blackfin/include/asm/shmbuf.h
parent90bb28b0644f7324f8bd1feb27b35146e6785ba2 (diff)
parent8ec53663d2698076468b3e1edc4e1b418bd54de3 (diff)
Merge branch 'ptebits' into devel
Conflicts: arch/arm/Kconfig
Diffstat (limited to 'arch/blackfin/include/asm/shmbuf.h')
-rw-r--r--arch/blackfin/include/asm/shmbuf.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/shmbuf.h b/arch/blackfin/include/asm/shmbuf.h
new file mode 100644
index 00000000000..612436303e8
--- /dev/null
+++ b/arch/blackfin/include/asm/shmbuf.h
@@ -0,0 +1,42 @@
+#ifndef _BFIN_SHMBUF_H
+#define _BFIN_SHMBUF_H
+
+/*
+ * The shmid64_ds structure for bfin 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 */
+ size_t shm_segsz; /* size of segment (bytes) */
+ __kernel_time_t shm_atime; /* last attach time */
+ unsigned long __unused1;
+ __kernel_time_t shm_dtime; /* last detach time */
+ unsigned long __unused2;
+ __kernel_time_t shm_ctime; /* last change time */
+ unsigned long __unused3;
+ __kernel_pid_t shm_cpid; /* pid of creator */
+ __kernel_pid_t shm_lpid; /* pid of last operator */
+ unsigned long shm_nattch; /* no. of current attaches */
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+
+struct shminfo64 {
+ unsigned long shmmax;
+ unsigned long shmmin;
+ unsigned long shmmni;
+ unsigned long shmseg;
+ unsigned long shmall;
+ unsigned long __unused1;
+ unsigned long __unused2;
+ unsigned long __unused3;
+ unsigned long __unused4;
+};
+
+#endif /* _BFIN_SHMBUF_H */