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Message-Id: <1245347082.2481.12.camel@ht.satnam>
Date: Thu, 18 Jun 2009 23:14:42 +0530
From: Jaswinder Singh Rajput <jaswinder@...nel.org>
To: Ingo Molnar <mingo@...e.hu>
Cc: x86 maintainers <x86@...nel.org>, Sam Ravnborg <sam@...nborg.org>,
LKML <linux-kernel@...r.kernel.org>,
Arnd Bergmann <arnd@...db.de>,
Christoph Hellwig <hch@...radead.org>
Subject: [PATCH 1/4 -tip V2] x86: unification of posix_types.h
Use <asm-generic/posix_types.h> for default types and
only override the ones that are different.
Reported-by: Christoph Hellwig <hch@...radead.org>
Signed-off-by: Arnd Bergmann <arnd@...db.de>
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@...il.com>
---
arch/x86/include/asm/Kbuild | 2 -
arch/x86/include/asm/posix_types.h | 96 +++++++++++++++++++++++---
arch/x86/include/asm/posix_types_32.h | 85 -----------------------
arch/x86/include/asm/posix_types_64.h | 119 ---------------------------------
4 files changed, 85 insertions(+), 217 deletions(-)
delete mode 100644 arch/x86/include/asm/posix_types_32.h
delete mode 100644 arch/x86/include/asm/posix_types_64.h
diff --git a/arch/x86/include/asm/Kbuild b/arch/x86/include/asm/Kbuild
index 4a8e80c..786bb67 100644
--- a/arch/x86/include/asm/Kbuild
+++ b/arch/x86/include/asm/Kbuild
@@ -16,8 +16,6 @@ unifdef-y += ist.h
unifdef-y += mce.h
unifdef-y += msr.h
unifdef-y += mtrr.h
-unifdef-y += posix_types_32.h
-unifdef-y += posix_types_64.h
unifdef-y += unistd_32.h
unifdef-y += unistd_64.h
unifdef-y += vm86.h
diff --git a/arch/x86/include/asm/posix_types.h b/arch/x86/include/asm/posix_types.h
index bb7133d..929fda7 100644
--- a/arch/x86/include/asm/posix_types.h
+++ b/arch/x86/include/asm/posix_types.h
@@ -1,13 +1,87 @@
-#ifdef __KERNEL__
-# ifdef CONFIG_X86_32
-# include "posix_types_32.h"
-# else
-# include "posix_types_64.h"
-# endif
+#ifndef _ASM_X86_POSIX_TYPES_H
+#define _ASM_X86_POSIX_TYPES_H
+
+/*
+ * These types are different from the asm-generic version
+ */
+
+#define __kernel_old_uid_t __kernel_old_uid_t
+typedef unsigned short __kernel_old_uid_t;
+typedef unsigned short __kernel_old_gid_t;
+
+#ifdef __x86_64__
+
+#define __kernel_old_dev_t __kernel_old_dev_t
+typedef unsigned long __kernel_old_dev_t;
+
#else
-# ifdef __i386__
-# include "posix_types_32.h"
-# else
-# include "posix_types_64.h"
-# endif
+
+#define __kernel_mode_t __kernel_mode_t
+typedef unsigned short __kernel_mode_t;
+
+#define __kernel_nlink_t __kernel_nlink_t
+typedef unsigned short __kernel_nlink_t;
+
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+typedef unsigned short __kernel_ipc_pid_t;
+
+#define __kernel_uid_t __kernel_uid_t
+typedef unsigned short __kernel_uid_t;
+typedef unsigned short __kernel_gid_t;
+
+#define __kernel_uid32_t __kernel_uid32_t
+typedef unsigned int __kernel_uid32_t;
+typedef unsigned int __kernel_gid32_t;
+
+#define __kernel_old_dev_t __kernel_old_dev_t
+typedef unsigned short __kernel_old_dev_t;
+
#endif
+
+/*
+ * Include asm-generic version for remaining types
+ */
+
+#include <asm-generic/posix_types.h>
+
+#if defined(__KERNEL__)
+#ifndef CONFIG_X86_32
+
+#undef __FD_SET
+#define __FD_SET(fd, fdsetp) \
+ asm volatile("btsl %1,%0": \
+ "+m" (*(__kernel_fd_set *)(fdsetp)) \
+ : "r" ((int)(fd)))
+
+#undef __FD_CLR
+#define __FD_CLR(fd, fdsetp) \
+ asm volatile("btrl %1,%0": \
+ "+m" (*(__kernel_fd_set *)(fdsetp)) \
+ : "r" ((int) (fd)))
+
+#undef __FD_ISSET
+#define __FD_ISSET(fd, fdsetp) \
+ (__extension__ \
+ ({ \
+ unsigned char __result; \
+ asm volatile("btl %1,%2 ; setb %0" \
+ : "=q" (__result) \
+ : "r" ((int)(fd)), \
+ "m" (*(__kernel_fd_set *)(fdsetp))); \
+ __result; \
+}))
+
+#undef __FD_ZERO
+#define __FD_ZERO(fdsetp) \
+do { \
+ int __d0, __d1; \
+ asm volatile("cld ; rep ; stosl" \
+ : "=m" (*(__kernel_fd_set *)(fdsetp)), \
+ "=&c" (__d0), "=&D" (__d1) \
+ : "a" (0), "1" (__FDSET_LONGS), \
+ "2" ((__kernel_fd_set *)(fdsetp)) \
+ : "memory"); \
+} while (0)
+#endif /* CONFIG_X86_32 */
+#endif /* defined(__KERNEL__) */
+#endif /* _ASM_X86_POSIX_TYPES_H */
diff --git a/arch/x86/include/asm/posix_types_32.h b/arch/x86/include/asm/posix_types_32.h
deleted file mode 100644
index f7d9adf..0000000
--- a/arch/x86/include/asm/posix_types_32.h
+++ /dev/null
@@ -1,85 +0,0 @@
-#ifndef _ASM_X86_POSIX_TYPES_32_H
-#define _ASM_X86_POSIX_TYPES_32_H
-
-/*
- * This file is generally used by user-level software, so you need to
- * be a little careful about namespace pollution etc. Also, we cannot
- * assume GCC is being used.
- */
-
-typedef unsigned long __kernel_ino_t;
-typedef unsigned short __kernel_mode_t;
-typedef unsigned short __kernel_nlink_t;
-typedef long __kernel_off_t;
-typedef int __kernel_pid_t;
-typedef unsigned short __kernel_ipc_pid_t;
-typedef unsigned short __kernel_uid_t;
-typedef unsigned short __kernel_gid_t;
-typedef unsigned int __kernel_size_t;
-typedef int __kernel_ssize_t;
-typedef int __kernel_ptrdiff_t;
-typedef long __kernel_time_t;
-typedef long __kernel_suseconds_t;
-typedef long __kernel_clock_t;
-typedef int __kernel_timer_t;
-typedef int __kernel_clockid_t;
-typedef int __kernel_daddr_t;
-typedef char * __kernel_caddr_t;
-typedef unsigned short __kernel_uid16_t;
-typedef unsigned short __kernel_gid16_t;
-typedef unsigned int __kernel_uid32_t;
-typedef unsigned int __kernel_gid32_t;
-
-typedef unsigned short __kernel_old_uid_t;
-typedef unsigned short __kernel_old_gid_t;
-typedef unsigned short __kernel_old_dev_t;
-
-#ifdef __GNUC__
-typedef long long __kernel_loff_t;
-#endif
-
-typedef struct {
- int val[2];
-} __kernel_fsid_t;
-
-#if defined(__KERNEL__)
-
-#undef __FD_SET
-#define __FD_SET(fd,fdsetp) \
- asm volatile("btsl %1,%0": \
- "+m" (*(__kernel_fd_set *)(fdsetp)) \
- : "r" ((int)(fd)))
-
-#undef __FD_CLR
-#define __FD_CLR(fd,fdsetp) \
- asm volatile("btrl %1,%0": \
- "+m" (*(__kernel_fd_set *)(fdsetp)) \
- : "r" ((int) (fd)))
-
-#undef __FD_ISSET
-#define __FD_ISSET(fd,fdsetp) \
- (__extension__ \
- ({ \
- unsigned char __result; \
- asm volatile("btl %1,%2 ; setb %0" \
- : "=q" (__result) \
- : "r" ((int)(fd)), \
- "m" (*(__kernel_fd_set *)(fdsetp))); \
- __result; \
-}))
-
-#undef __FD_ZERO
-#define __FD_ZERO(fdsetp) \
-do { \
- int __d0, __d1; \
- asm volatile("cld ; rep ; stosl" \
- : "=m" (*(__kernel_fd_set *)(fdsetp)), \
- "=&c" (__d0), "=&D" (__d1) \
- : "a" (0), "1" (__FDSET_LONGS), \
- "2" ((__kernel_fd_set *)(fdsetp)) \
- : "memory"); \
-} while (0)
-
-#endif /* defined(__KERNEL__) */
-
-#endif /* _ASM_X86_POSIX_TYPES_32_H */
diff --git a/arch/x86/include/asm/posix_types_64.h b/arch/x86/include/asm/posix_types_64.h
deleted file mode 100644
index eb8d2d9..0000000
--- a/arch/x86/include/asm/posix_types_64.h
+++ /dev/null
@@ -1,119 +0,0 @@
-#ifndef _ASM_X86_POSIX_TYPES_64_H
-#define _ASM_X86_POSIX_TYPES_64_H
-
-/*
- * This file is generally used by user-level software, so you need to
- * be a little careful about namespace pollution etc. Also, we cannot
- * assume GCC is being used.
- */
-
-typedef unsigned long __kernel_ino_t;
-typedef unsigned int __kernel_mode_t;
-typedef unsigned long __kernel_nlink_t;
-typedef long __kernel_off_t;
-typedef int __kernel_pid_t;
-typedef int __kernel_ipc_pid_t;
-typedef unsigned int __kernel_uid_t;
-typedef unsigned int __kernel_gid_t;
-typedef unsigned long __kernel_size_t;
-typedef long __kernel_ssize_t;
-typedef long __kernel_ptrdiff_t;
-typedef long __kernel_time_t;
-typedef long __kernel_suseconds_t;
-typedef long __kernel_clock_t;
-typedef int __kernel_timer_t;
-typedef int __kernel_clockid_t;
-typedef int __kernel_daddr_t;
-typedef char * __kernel_caddr_t;
-typedef unsigned short __kernel_uid16_t;
-typedef unsigned short __kernel_gid16_t;
-
-#ifdef __GNUC__
-typedef long long __kernel_loff_t;
-#endif
-
-typedef struct {
- int val[2];
-} __kernel_fsid_t;
-
-typedef unsigned short __kernel_old_uid_t;
-typedef unsigned short __kernel_old_gid_t;
-typedef __kernel_uid_t __kernel_uid32_t;
-typedef __kernel_gid_t __kernel_gid32_t;
-
-typedef unsigned long __kernel_old_dev_t;
-
-#ifdef __KERNEL__
-
-#undef __FD_SET
-static inline void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
-{
- unsigned long _tmp = fd / __NFDBITS;
- unsigned long _rem = fd % __NFDBITS;
- fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
-}
-
-#undef __FD_CLR
-static inline void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
-{
- unsigned long _tmp = fd / __NFDBITS;
- unsigned long _rem = fd % __NFDBITS;
- fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
-}
-
-#undef __FD_ISSET
-static inline int __FD_ISSET(unsigned long fd, __const__ __kernel_fd_set *p)
-{
- unsigned long _tmp = fd / __NFDBITS;
- unsigned long _rem = fd % __NFDBITS;
- return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
-}
-
-/*
- * This will unroll the loop for the normal constant cases (8 or 32 longs,
- * for 256 and 1024-bit fd_sets respectively)
- */
-#undef __FD_ZERO
-static inline void __FD_ZERO(__kernel_fd_set *p)
-{
- unsigned long *tmp = p->fds_bits;
- int i;
-
- if (__builtin_constant_p(__FDSET_LONGS)) {
- switch (__FDSET_LONGS) {
- case 32:
- tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
- tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
- tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
- tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
- tmp[16] = 0; tmp[17] = 0; tmp[18] = 0; tmp[19] = 0;
- tmp[20] = 0; tmp[21] = 0; tmp[22] = 0; tmp[23] = 0;
- tmp[24] = 0; tmp[25] = 0; tmp[26] = 0; tmp[27] = 0;
- tmp[28] = 0; tmp[29] = 0; tmp[30] = 0; tmp[31] = 0;
- return;
- case 16:
- tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
- tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
- tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
- tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
- return;
- case 8:
- tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
- tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
- return;
- case 4:
- tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
- return;
- }
- }
- i = __FDSET_LONGS;
- while (i) {
- i--;
- *tmp = 0;
- tmp++;
- }
-}
-
-#endif /* defined(__KERNEL__) */
-
-#endif /* _ASM_X86_POSIX_TYPES_64_H */
--
1.6.0.6
--
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