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authorIngo Molnar <mingo@elte.hu>2008-09-10 08:35:40 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-10 08:35:40 +0200
commit429b022af41108f6942d72547592b1d30e9a51f0 (patch)
tree7d68355529718018cdad1241285816c6f64620b2 /arch/blackfin/include/asm/shmbuf.h
parent0cd418ddb1ee88df7d16d5df06cb2da68eceb9e4 (diff)
parentadee14b2e1557d0a8559f29681732d05a89dfc35 (diff)
downloadop-kernel-dev-429b022af41108f6942d72547592b1d30e9a51f0.zip
op-kernel-dev-429b022af41108f6942d72547592b1d30e9a51f0.tar.gz
Merge commit 'v2.6.27-rc6' into core/rcu
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 0000000..6124363
--- /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 */
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