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authorSam Ravnborg <sam@ravnborg.org>2008-06-05 23:46:22 +0200
committerDavid S. Miller <davem@davemloft.net>2008-07-17 21:41:48 -0700
commit2d1419624c2e0173aee138372dd1eccb5d5fd270 (patch)
treebbbdbe6212bc75f4c490cd2f9d53508d3c616a76 /include/asm-sparc
parentfcb07081f209d3d9c7662ba6a097b254e76f71ee (diff)
downloadlinux-2d1419624c2e0173aee138372dd1eccb5d5fd270.tar.bz2
sparc: Merge asm-sparc{,64}/shmbuf.h
Padding in the shmbuf structure made conditional as only 32 bit sparc did so. :$ diff -u include/asm-sparc/shmbuf.h include/asm-sparc64/shmbuf.h :-- include/asm-sparc/shmbuf.h 2008-06-13 06:42:07.000000000 +0200 :++ include/asm-sparc64/shmbuf.h 2008-06-13 06:42:07.000000000 +0200 :@@ -1,23 +1,19 @@ :-#ifndef _SPARC_SHMBUF_H :-#define _SPARC_SHMBUF_H :+#ifndef _SPARC64_SHMBUF_H :+#define _SPARC64_SHMBUF_H : : /* :- * The shmid64_ds structure for sparc architecture. :+ * The shmid64_ds structure for sparc64 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 :+ * - 2 miscellaneous 64-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 */ :@@ -39,4 +35,4 @@ : unsigned long __unused4; : }; : :-#endif /* _SPARC_SHMBUF_H */ :+#endif /* _SPARC64_SHMBUF_H */ Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'include/asm-sparc')
-rw-r--r--include/asm-sparc/shmbuf.h14
1 files changed, 11 insertions, 3 deletions
diff --git a/include/asm-sparc/shmbuf.h b/include/asm-sparc/shmbuf.h
index 1ff9da8bec73..83a16055363f 100644
--- a/include/asm-sparc/shmbuf.h
+++ b/include/asm-sparc/shmbuf.h
@@ -11,13 +11,19 @@
* - 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 */
- unsigned int __pad1;
+ PADDING(__pad1)
__kernel_time_t shm_atime; /* last attach time */
- unsigned int __pad2;
+ PADDING(__pad2)
__kernel_time_t shm_dtime; /* last detach time */
- unsigned int __pad3;
+ 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 */
@@ -39,4 +45,6 @@ struct shminfo64 {
unsigned long __unused4;
};
+#undef PADDING
+
#endif /* _SPARC_SHMBUF_H */