From 6f2c55b843836d26528c56a0968689accaedbc67 Mon Sep 17 00:00:00 2001
From: Alexey Dobriyan <adobriyan@gmail.com>
Date: Thu, 2 Apr 2009 16:56:59 -0700
Subject: [PATCH] Simplify copy_thread()
First argument unused since 2.3.11.
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
arch/alpha/kernel/process.c | 2 +-
arch/arm/kernel/process.c | 2 +-
arch/avr32/kernel/process.c | 2 +-
arch/blackfin/kernel/process.c | 2 +-
arch/cris/arch-v10/kernel/process.c | 2 +-
arch/cris/arch-v32/kernel/process.c | 2 +-
arch/frv/kernel/process.c | 2 +-
arch/h8300/kernel/process.c | 2 +-
arch/ia64/kernel/process.c | 2 +-
arch/m32r/kernel/process.c | 2 +-
arch/m68k/kernel/process.c | 2 +-
arch/m68knommu/kernel/process.c | 2 +-
arch/mips/kernel/process.c | 2 +-
arch/mn10300/kernel/process.c | 2 +-
arch/parisc/kernel/process.c | 2 +-
arch/powerpc/kernel/process.c | 2 +-
arch/s390/kernel/process.c | 2 +-
arch/sh/kernel/process_32.c | 2 +-
arch/sh/kernel/process_64.c | 2 +-
arch/sparc/kernel/process_32.c | 2 +-
arch/sparc/kernel/process_64.c | 2 +-
arch/um/kernel/process.c | 2 +-
arch/x86/kernel/process_32.c | 2 +-
arch/x86/kernel/process_64.c | 2 +-
arch/xtensa/kernel/process.c | 2 +-
include/linux/sched.h | 3 ++-
kernel/fork.c | 2 +-
27 files changed, 28 insertions(+), 27 deletions(-)
diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index 8d0097f10208..3a2fb7a02db4 100644
--- a/arch/alpha/kernel/process.c
+++ b/arch/alpha/kernel/process.c
@@ -272,7 +272,7 @@ alpha_vfork(struct pt_regs *regs)
*/
int
-copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused,
struct task_struct * p, struct pt_regs * regs)
{
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 2de14e2afdc5..c3265a2e7cd4 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -301,7 +301,7 @@ void release_thread(struct task_struct *dead_task)
asmlinkage void ret_from_fork(void) __asm__("ret_from_fork");
int
-copy_thread(int nr, unsigned long clone_flags, unsigned long stack_start,
+copy_thread(unsigned long clone_flags, unsigned long stack_start,
unsigned long stk_sz, struct task_struct *p, struct pt_regs *regs)
{
struct thread_info *thread = task_thread_info(p);
diff --git a/arch/avr32/kernel/process.c b/arch/avr32/kernel/process.c
index 43ae555ecb33..1bbe1da54869 100644
--- a/arch/avr32/kernel/process.c
+++ b/arch/avr32/kernel/process.c
@@ -332,7 +332,7 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu)
asmlinkage void ret_from_fork(void);
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c
index 33e2e8993f7f..f49427293ca1 100644
--- a/arch/blackfin/kernel/process.c
+++ b/arch/blackfin/kernel/process.c
@@ -193,7 +193,7 @@ asmlinkage int bfin_clone(struct pt_regs *regs)
}
int
-copy_thread(int nr, unsigned long clone_flags,
+copy_thread(unsigned long clone_flags,
unsigned long usp, unsigned long topstk,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/cris/arch-v10/kernel/process.c b/arch/cris/arch-v10/kernel/process.c
index bd9b3ff63f6c..c4c69cf721e5 100644
--- a/arch/cris/arch-v10/kernel/process.c
+++ b/arch/cris/arch-v10/kernel/process.c
@@ -115,7 +115,7 @@ int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
*/
asmlinkage void ret_from_fork(void);
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c
index ced5b725d9bd..120e7f796fea 100644
--- a/arch/cris/arch-v32/kernel/process.c
+++ b/arch/cris/arch-v32/kernel/process.c
@@ -131,7 +131,7 @@ kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
extern asmlinkage void ret_from_fork(void);
int
-copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c
index 9583a338e9d6..0de50df74970 100644
--- a/arch/frv/kernel/process.c
+++ b/arch/frv/kernel/process.c
@@ -204,7 +204,7 @@ void prepare_to_copy(struct task_struct *tsk)
/*
* set up the kernel stack and exception frames for a new process
*/
-int copy_thread(int nr, unsigned long clone_flags,
+int copy_thread(unsigned long clone_flags,
unsigned long usp, unsigned long topstk,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/h8300/kernel/process.c b/arch/h8300/kernel/process.c
index a8ef654a5a0b..e2f33d0f9969 100644
--- a/arch/h8300/kernel/process.c
+++ b/arch/h8300/kernel/process.c
@@ -191,7 +191,7 @@ asmlinkage int h8300_clone(struct pt_regs *regs)
}
-int copy_thread(int nr, unsigned long clone_flags,
+int copy_thread(unsigned long clone_flags,
unsigned long usp, unsigned long topstk,
struct task_struct * p, struct pt_regs * regs)
{
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index c57162705147..5d7c0e5b9e76 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -413,7 +413,7 @@ ia64_load_extra (struct task_struct *task)
* so there is nothing to worry about.
*/
int
-copy_thread (int nr, unsigned long clone_flags,
+copy_thread(unsigned long clone_flags,
unsigned long user_stack_base, unsigned long user_stack_size,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/m32r/kernel/process.c b/arch/m32r/kernel/process.c
index 7103d91e1a2f..3e876f0baebc 100644
--- a/arch/m32r/kernel/process.c
+++ b/arch/m32r/kernel/process.c
@@ -225,7 +225,7 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu)
return 0; /* Task didn't use the fpu at all. */
}
-int copy_thread(int nr, unsigned long clone_flags, unsigned long spu,
+int copy_thread(unsigned long clone_flags, unsigned long spu,
unsigned long unused, struct task_struct *tsk, struct pt_regs *regs)
{
struct pt_regs *childregs = task_pt_regs(tsk);
diff --git a/arch/m68k/kernel/process.c b/arch/m68k/kernel/process.c
index 632ce016014d..ec37fb56c127 100644
--- a/arch/m68k/kernel/process.c
+++ b/arch/m68k/kernel/process.c
@@ -233,7 +233,7 @@ asmlinkage int m68k_clone(struct pt_regs *regs)
parent_tidptr, child_tidptr);
}
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused,
struct task_struct * p, struct pt_regs * regs)
{
diff --git a/arch/m68knommu/kernel/process.c b/arch/m68knommu/kernel/process.c
index 3f2d7745f31e..1e96c6eb6312 100644
--- a/arch/m68knommu/kernel/process.c
+++ b/arch/m68knommu/kernel/process.c
@@ -199,7 +199,7 @@ asmlinkage int m68k_clone(struct pt_regs *regs)
return do_fork(clone_flags, newsp, regs, 0, NULL, NULL);
}
-int copy_thread(int nr, unsigned long clone_flags,
+int copy_thread(unsigned long clone_flags,
unsigned long usp, unsigned long topstk,
struct task_struct * p, struct pt_regs * regs)
{
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index ca2e4026ad20..1eaaa450e20c 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -99,7 +99,7 @@ void flush_thread(void)
{
}
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused, struct task_struct *p, struct pt_regs *regs)
{
struct thread_info *ti = task_thread_info(p);
diff --git a/arch/mn10300/kernel/process.c b/arch/mn10300/kernel/process.c
index b28c9a60445b..234cf344cdce 100644
--- a/arch/mn10300/kernel/process.c
+++ b/arch/mn10300/kernel/process.c
@@ -193,7 +193,7 @@ void prepare_to_copy(struct task_struct *tsk)
* set up the kernel stack for a new thread and copy arch-specific thread
* control information
*/
-int copy_thread(int nr, unsigned long clone_flags,
+int copy_thread(unsigned long clone_flags,
unsigned long c_usp, unsigned long ustk_size,
struct task_struct *p, struct pt_regs *kregs)
{
diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
index b80e02a4d81d..8aa591ed9127 100644
--- a/arch/parisc/kernel/process.c
+++ b/arch/parisc/kernel/process.c
@@ -263,7 +263,7 @@ sys_vfork(struct pt_regs *regs)
}
int
-copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused, /* in ia64 this is "user_stack_size" */
struct task_struct * p, struct pt_regs * pregs)
{
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index eac064948780..7b44a33f03c2 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -598,7 +598,7 @@ void prepare_to_copy(struct task_struct *tsk)
/*
* Copy a thread..
*/
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused, struct task_struct *p,
struct pt_regs *regs)
{
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index b48e961a38f6..a3acd8e60aff 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -160,7 +160,7 @@ void release_thread(struct task_struct *dead_task)
{
}
-int copy_thread(int nr, unsigned long clone_flags, unsigned long new_stackp,
+int copy_thread(unsigned long clone_flags, unsigned long new_stackp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c
index ddafbbbab2ab..694bc15f84fd 100644
--- a/arch/sh/kernel/process_32.c
+++ b/arch/sh/kernel/process_32.c
@@ -170,7 +170,7 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu)
asmlinkage void ret_from_fork(void);
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c
index c90c7e5e5fee..96be839040f8 100644
--- a/arch/sh/kernel/process_64.c
+++ b/arch/sh/kernel/process_64.c
@@ -425,7 +425,7 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu)
asmlinkage void ret_from_fork(void);
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index f4bee35a1b46..2830b415e214 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -455,7 +455,7 @@ asmlinkage int sparc_do_fork(unsigned long clone_flags,
*/
extern void ret_from_fork(void);
-int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
+int copy_thread(unsigned long clone_flags, unsigned long sp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index a73954b87f0a..4041f94e7724 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -561,7 +561,7 @@ asmlinkage long sparc_do_fork(unsigned long clone_flags,
* Parent --> %o0 == childs pid, %o1 == 0
* Child --> %o0 == parents pid, %o1 == 1
*/
-int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
+int copy_thread(unsigned long clone_flags, unsigned long sp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c
index a1c6d07cac3e..4a28a1568d85 100644
--- a/arch/um/kernel/process.c
+++ b/arch/um/kernel/process.c
@@ -179,7 +179,7 @@ void fork_handler(void)
userspace(¤t->thread.regs.regs);
}
-int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
+int copy_thread(unsigned long clone_flags, unsigned long sp,
unsigned long stack_top, struct task_struct * p,
struct pt_regs *regs)
{
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index 14014d766cad..76f8f84043a2 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -245,7 +245,7 @@ void prepare_to_copy(struct task_struct *tsk)
unlazy_fpu(tsk);
}
-int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
+int copy_thread(unsigned long clone_flags, unsigned long sp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index abb7e6a7f0c6..b751a41392b1 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -278,7 +278,7 @@ void prepare_to_copy(struct task_struct *tsk)
unlazy_fpu(tsk);
}
-int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
+int copy_thread(unsigned long clone_flags, unsigned long sp,
unsigned long unused,
struct task_struct *p, struct pt_regs *regs)
{
diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c
index 9185597eb6a0..031f36685710 100644
--- a/arch/xtensa/kernel/process.c
+++ b/arch/xtensa/kernel/process.c
@@ -172,7 +172,7 @@ void prepare_to_copy(struct task_struct *tsk)
* childregs.
*/
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
unsigned long unused,
struct task_struct * p, struct pt_regs * regs)
{
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 481fad3a9b42..9186f8c5d5f2 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1975,7 +1975,8 @@ extern void mm_release(struct task_struct *, struct mm_struct *);
/* Allocate a new mm structure and copy contents from tsk->mm */
extern struct mm_struct *dup_mm(struct task_struct *tsk);
-extern int copy_thread(int, unsigned long, unsigned long, unsigned long, struct task_struct *, struct pt_regs *);
+extern int copy_thread(unsigned long, unsigned long, unsigned long,
+ struct task_struct *, struct pt_regs *);
extern void flush_thread(void);
extern void exit_thread(void);
diff --git a/kernel/fork.c b/kernel/fork.c
index 51d1aa21483b..d7eb727eb535 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1125,7 +1125,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
goto bad_fork_cleanup_mm;
if ((retval = copy_io(clone_flags, p)))
goto bad_fork_cleanup_namespaces;
- retval = copy_thread(0, clone_flags, stack_start, stack_size, p, regs);
+ retval = copy_thread(clone_flags, stack_start, stack_size, p, regs);
if (retval)
goto bad_fork_cleanup_io;
--
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