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authorSam Ravnborg <sam@ravnborg.org>2008-06-05 23:04:06 +0200
committerDavid S. Miller <davem@davemloft.net>2008-07-17 21:41:42 -0700
commit100b10d752bafafda2a508235b7df6718e42bd76 (patch)
tree5c45cb08f25698bd2292b107d5fa2832878b4ab5 /include/asm-sparc/msgbuf.h
parentsparc: Merge asm-sparc{,64}/fcntl.h (diff)
downloadlinux-dev-100b10d752bafafda2a508235b7df6718e42bd76.tar.xz
linux-dev-100b10d752bafafda2a508235b7df6718e42bd76.zip
sparc: Merge asm-sparc{,64}/msgbuf.h
Padding from 32 bit sparc kept using preprocessor magic :$ diff -u include/asm-sparc/msgbuf.h include/asm-sparc64/msgbuf.h :-- include/asm-sparc/msgbuf.h 2008-06-13 06:42:07.000000000 +0200 :++ include/asm-sparc64/msgbuf.h 2008-06-13 06:42:07.000000000 +0200 :@@ -7,17 +7,13 @@ : * between kernel and user space. : * : * Pad space is left for: :- * - 64-bit time_t to solve y2038 problem :- * - 2 miscellaneous 32-bit values :+ * - 2 miscellaneous 64-bit values : */ : : struct msqid64_ds { : struct ipc64_perm msg_perm; :- unsigned int __pad1; : __kernel_time_t msg_stime; /* last msgsnd time */ :- unsigned int __pad2; : __kernel_time_t msg_rtime; /* last msgrcv time */ :- unsigned int __pad3; : __kernel_time_t msg_ctime; /* last change time */ : unsigned long msg_cbytes; /* current number of bytes on queue */ Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to '')
-rw-r--r--include/asm-sparc/msgbuf.h23
1 files changed, 15 insertions, 8 deletions
diff --git a/include/asm-sparc/msgbuf.h b/include/asm-sparc/msgbuf.h
index 8cec9ad0b825..efc7cbe9788f 100644
--- a/include/asm-sparc/msgbuf.h
+++ b/include/asm-sparc/msgbuf.h
@@ -1,7 +1,7 @@
-#ifndef _SPARC64_MSGBUF_H
-#define _SPARC64_MSGBUF_H
+#ifndef _SPARC_MSGBUF_H
+#define _SPARC_MSGBUF_H
-/*
+/*
* The msqid64_ds structure for sparc64 architecture.
* Note extra padding because this structure is passed back and forth
* between kernel and user space.
@@ -11,13 +11,20 @@
* - 2 miscellaneous 32-bit values
*/
+#if defined(__sparc__) && defined(__arch64__)
+# define PADDING(x)
+#else
+# define PADDING(x) unsigned int x;
+#endif
+
+
struct msqid64_ds {
struct ipc64_perm msg_perm;
- unsigned int __pad1;
+ PADDING(__pad1)
__kernel_time_t msg_stime; /* last msgsnd time */
- unsigned int __pad2;
+ PADDING(__pad2)
__kernel_time_t msg_rtime; /* last msgrcv time */
- unsigned int __pad3;
+ PADDING(__pad3)
__kernel_time_t msg_ctime; /* last change time */
unsigned long msg_cbytes; /* current number of bytes on queue */
unsigned long msg_qnum; /* number of messages in queue */
@@ -27,5 +34,5 @@ struct msqid64_ds {
unsigned long __unused1;
unsigned long __unused2;
};
-
-#endif /* _SPARC64_MSGBUF_H */
+#undef PADDING
+#endif /* _SPARC_MSGBUF_H */