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authorMarcelo Tosatti <mtosatti@redhat.com>2012-10-30 01:15:32 +0400
committerMarcelo Tosatti <mtosatti@redhat.com>2012-10-30 01:15:32 +0400
commit19bf7f8ac3f8131100027281c495dbbe00cd5ae0 (patch)
tree270b97e3ca47c0f62a1babca2ae37f79a76a309c /arch/sparc/include/uapi/asm/shmbuf.h
parent787c57c0fb393fe8a3974d300ddcfe30373386fe (diff)
parent35fd3dc58da675d659513384221349ef90749a01 (diff)
downloadlinux-19bf7f8ac3f8131100027281c495dbbe00cd5ae0.tar.xz
Merge remote-tracking branch 'master' into queue
Merge reason: development work has dependency on kvm patches merged upstream. Conflicts: arch/powerpc/include/asm/Kbuild arch/powerpc/include/asm/kvm_para.h Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/sparc/include/uapi/asm/shmbuf.h')
-rw-r--r--arch/sparc/include/uapi/asm/shmbuf.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/sparc/include/uapi/asm/shmbuf.h b/arch/sparc/include/uapi/asm/shmbuf.h
new file mode 100644
index 000000000000..83a16055363f
--- /dev/null
+++ b/arch/sparc/include/uapi/asm/shmbuf.h
@@ -0,0 +1,50 @@
+#ifndef _SPARC_SHMBUF_H
+#define _SPARC_SHMBUF_H
+
+/*
+ * The shmid64_ds structure for sparc 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
+ */
+
+#if defined(__sparc__) && defined(__arch64__)
+# define PADDING(x)
+#else
+# define PADDING(x) unsigned int x;
+#endif
+
+struct shmid64_ds {
+ struct ipc64_perm shm_perm; /* operation perms */
+ PADDING(__pad1)
+ __kernel_time_t shm_atime; /* last attach time */
+ PADDING(__pad2)
+ __kernel_time_t shm_dtime; /* last detach time */
+ PADDING(__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 long shm_nattch; /* no. of current attaches */
+ unsigned long __unused1;
+ unsigned long __unused2;
+};
+
+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;
+};
+
+#undef PADDING
+
+#endif /* _SPARC_SHMBUF_H */