Padding in the shmbuf structure made conditional
as only 32 bit sparc did so.
Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
---
include/asm-sparc/shmbuf.h | 14 +++++++++++---
include/asm-sparc64/shmbuf.h | 39 +--------------------------------------
2 files changed, 12 insertions(+), 41 deletions(-)
diff --git a/include/asm-sparc/shmbuf.h b/include/asm-sparc/shmbuf.h
index 1ff9da8..83a1605 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 */
diff --git a/include/asm-sparc64/shmbuf.h b/include/asm-sparc64/shmbuf.h
index 61c2ef4..0c54a2d 100644
--- a/include/asm-sparc64/shmbuf.h
+++ b/include/asm-sparc64/shmbuf.h
@@ -1,38 +1 @@
-#ifndef _SPARC64_SHMBUF_H
-#define _SPARC64_SHMBUF_H
-
-/*
- * 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:
- * - 2 miscellaneous 64-bit values
- */
-
-struct shmid64_ds {
- struct ipc64_perm shm_perm; /* operation perms */
- __kernel_time_t shm_atime; /* last attach time */
- __kernel_time_t shm_dtime; /* last detach time */
- __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;
-};
-
-#endif /* _SPARC64_SHMBUF_H */
+#include <asm-sparc/shmbuf.h>
--
1.5.4.1.143.ge7e51
--
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