Remove unneeded _syscallX macros from user view in asm-*/unistd.h

These aren't needed by glibc or klibc, and they're broken in some cases
anyway. The uClibc folks are apparently switching over to stop using
them too (now that we agreed that they should be dropped, at least).

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 3 insertions, 18 deletions

diff --git a/include/asm-xtensa/unistd.h b/include/asm-xtensa/unistd.h
index 6b39d6609d9c..5e1b99dc4ab3 100644
--- a/include/asm-xtensa/unistd.h
+++ b/include/asm-xtensa/unistd.h
@@ -11,8 +11,6 @@
 #ifndef _XTENSA_UNISTD_H
 #define _XTENSA_UNISTD_H
 
-#include <linux/linkage.h>
-
 #define __NR_spill                0
 #define __NR_exit                 1
 #define __NR_read                 3
@@ -221,21 +219,9 @@
 #define SYSXTENSA_COUNT            5    /* count of syscall0 functions*/
 
 #ifdef __KERNEL__
-#define __syscall_return(type, res) return ((type)(res))
-#else
-#define __syscall_return(type, res) \
-do { \
-        if ((unsigned long)(res) >= (unsigned long)(-125)) { \
-        /* Avoid using "res" which is declared to be in register r2; \
-         * errno might expand to a function call and clobber it.  */ \
-                int __err = -(res); \
-                errno = __err; \
-                res = -1; \
-        } \
-        return (type) (res); \
-} while (0)
-#endif
+#include <linux/linkage.h>
 
+#define __syscall_return(type, res) return ((type)(res))
 
 /* Tensilica's xt-xcc compiler is much more agressive at code
  * optimization than gcc.  Multiple __asm__ statements are
@@ -429,11 +415,10 @@ static __inline__ _syscall3(int,execve,const char*,file,char**,argv,char**,envp)
  */
 #define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall");
 
-#ifdef __KERNEL__
 #define __ARCH_WANT_STAT64
 #define __ARCH_WANT_SYS_UTIME
 #define __ARCH_WANT_SYS_LLSEEK
 #define __ARCH_WANT_SYS_RT_SIGACTION
-#endif
+#endif /* __KERNEL__ */
 
 #endif  /* _XTENSA_UNISTD_H */