The last in-kernel user of errno is gone, so we should
remove the definition and everything referring to it.
This also removes the now-unused lib/execve.c file
that was introduced earlier.
Also remove a few bogus definitions of __KERNEL_SYSCALLS__
that were already unused.
Signed-off-by: Arnd Bergmann <[email protected]>
Index: linux-cg/lib/Makefile
===================================================================
--- linux-cg.orig/lib/Makefile 2006-08-27 23:44:35.000000000 +0200
+++ linux-cg/lib/Makefile 2006-08-27 23:44:38.000000000 +0200
@@ -2,7 +2,7 @@
# Makefile for some libs needed in the kernel.
#
-lib-y := errno.o ctype.o string.o vsprintf.o cmdline.o \
+lib-y := ctype.o string.o vsprintf.o cmdline.o \
bust_spinlocks.o rbtree.o radix-tree.o dump_stack.o \
idr.o div64.o int_sqrt.o bitmap.o extable.o prio_tree.o \
sha1.o
Index: linux-cg/lib/execve.c
===================================================================
--- linux-cg.orig/lib/execve.c 2006-08-27 23:44:35.000000000 +0200
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,23 +0,0 @@
-#include <asm/bug.h>
-#include <asm/uaccess.h>
-
-#define __KERNEL_SYSCALLS__
-static int errno __attribute__((unused));
-#include <asm/unistd.h>
-
-#ifdef _syscall3
-int kernel_execve (const char *filename, char *const argv[], char *const envp[])
- __attribute__((__weak__));
-int kernel_execve (const char *filename, char *const argv[], char *const envp[])
-{
- mm_segment_t fs = get_fs();
- int ret;
-
- WARN_ON(segment_eq(fs, USER_DS));
- ret = execve(filename, (char **)argv, (char **)envp);
- if (ret)
- ret = -errno;
-
- return ret;
-}
-#endif
Index: linux-cg/include/linux/unistd.h
===================================================================
--- linux-cg.orig/include/linux/unistd.h 2006-08-27 23:41:34.000000000 +0200
+++ linux-cg/include/linux/unistd.h 2006-08-27 23:44:38.000000000 +0200
@@ -1,12 +1,8 @@
#ifndef _LINUX_UNISTD_H_
#define _LINUX_UNISTD_H_
-#ifdef __KERNEL__
-extern int errno;
-#endif
-
/*
- * Include machine specific syscallX macros
+ * Include machine specific syscall numbers
*/
#include <asm/unistd.h>
Index: linux-cg/lib/errno.c
===================================================================
--- linux-cg.orig/lib/errno.c 2006-08-27 23:41:34.000000000 +0200
+++ /dev/null 1970-01-01 00:00:00.000000000 +0000
@@ -1,7 +0,0 @@
-/*
- * linux/lib/errno.c
- *
- * Copyright (C) 1991, 1992 Linus Torvalds
- */
-
-int errno;
Index: linux-cg/arch/ia64/kernel/process.c
===================================================================
--- linux-cg.orig/arch/ia64/kernel/process.c 2006-08-27 23:44:53.000000000 +0200
+++ linux-cg/arch/ia64/kernel/process.c 2006-08-27 23:44:54.000000000 +0200
@@ -8,8 +8,6 @@
* 2005-10-07 Keith Owens <[email protected]>
* Add notify_die() hooks.
*/
-#define __KERNEL_SYSCALLS__ /* see <asm/unistd.h> */
-
#include <linux/cpu.h>
#include <linux/pm.h>
#include <linux/elf.h>
Index: linux-cg/drivers/media/dvb/dvb-core/dvb_ringbuffer.c
===================================================================
--- linux-cg.orig/drivers/media/dvb/dvb-core/dvb_ringbuffer.c 2006-08-27 23:44:53.000000000 +0200
+++ linux-cg/drivers/media/dvb/dvb-core/dvb_ringbuffer.c 2006-08-27 23:44:54.000000000 +0200
@@ -26,7 +26,6 @@
-#define __KERNEL_SYSCALLS__
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/module.h>
Index: linux-cg/drivers/net/wireless/ipw2100.c
===================================================================
--- linux-cg.orig/drivers/net/wireless/ipw2100.c 2006-08-27 23:44:53.000000000 +0200
+++ linux-cg/drivers/net/wireless/ipw2100.c 2006-08-27 23:44:54.000000000 +0200
@@ -150,7 +150,6 @@
#include <linux/skbuff.h>
#include <asm/uaccess.h>
#include <asm/io.h>
-#define __KERNEL_SYSCALLS__
#include <linux/fs.h>
#include <linux/mm.h>
#include <linux/slab.h>
--
-
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