x86: merge shmbuf_32/64.h

Signed-off-by: Ingo Molnar <[e-mail]>
Signed-off-by: Thomas Gleixner <[e-mail]>

include/asm-x86/Kbuild

···
 unifdef-y += ptrace.h
 unifdef-y += setup_32.h
 unifdef-y += setup_64.h
-unifdef-y += shmbuf_32.h
-unifdef-y += shmbuf_64.h
 unifdef-y += sigcontext_32.h
 unifdef-y += sigcontext_64.h
 unifdef-y += signal_32.h

include/asm-x86/shmbuf.h

···
-#ifdef __KERNEL__
-# ifdef CONFIG_X86_32
-#  include "shmbuf_32.h"
-# else
-#  include "shmbuf_64.h"
-# endif
-#else
-# ifdef __i386__
-#  include "shmbuf_32.h"
-# else
-#  include "shmbuf_64.h"
-# endif
+#ifndef _ASM_X86_SHMBUF_H
+#define _ASM_X86_SHMBUF_H
+
+/*
+ * The shmid64_ds structure for x86 architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space on 32 bit is left for:
+ * - 64-bit time_t to solve y2038 problem
+ * - 2 miscellaneous 32-bit values
+ *
+ * Pad space on 64 bit is left for:
+ * - 2 miscellaneous 64-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 */
+#ifdef __i386__
+	unsigned long		__unused1;
 #endif
+	__kernel_time_t		shm_dtime;	/* last detach time */
+#ifdef __i386__
+	unsigned long		__unused2;
+#endif
+	__kernel_time_t		shm_ctime;	/* last change time */
+#ifdef __i386__
+	unsigned long		__unused3;
+#endif
+	__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 /* _ASM_X86_SHMBUF_H */

include/asm-x86/shmbuf_32.h

···
-#ifndef _I386_SHMBUF_H
-#define _I386_SHMBUF_H
-
-/* 
- * The shmid64_ds structure for i386 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 /* _I386_SHMBUF_H */

include/asm-x86/shmbuf_64.h

···
-#ifndef _X8664_SHMBUF_H
-#define _X8664_SHMBUF_H
-
-/* 
- * The shmid64_ds structure for x8664 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 */
-	size_t			shm_segsz;	/* size of segment (bytes) */
-	__kernel_time_t		shm_atime;	/* last attach time */
-	__kernel_time_t		shm_dtime;	/* last detach time */
-	__kernel_time_t		shm_ctime;	/* last change time */
-	__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