x86, um: ... and asm-x86 move

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 85 insertions, 0 deletions

diff --git a/arch/x86/include/asm/posix_types_32.h b/arch/x86/include/asm/posix_types_32.h
new file mode 100644
index 00000000000..70cf2bb0593
--- /dev/null
+++ b/arch/x86/include/asm/posix_types_32.h
@@ -0,0 +1,85 @@
+#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 */