From 6f2c55b843836d26528c56a0968689accaedbc67 Mon Sep 17 00:00:00 2001 From: Alexey Dobriyan Date: Thu, 2 Apr 2009 16:56:59 -0700 Subject: Simplify copy_thread() First argument unused since 2.3.11. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Alexey Dobriyan Cc: Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c index 8d0097f..3a2fb7a 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 2de14e2..c3265a2 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 43ae555..1bbe1da 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 33e2e899..f494272 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 bd9b3ff..c4c69cf 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 ced5b72..120e7f7 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 9583a33..0de50df 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 a8ef654..e2f33d0 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 c571627..5d7c0e5 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 7103d91..3e876f0 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 632ce01..ec37fb56 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 3f2d774..1e96c6e 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 ca2e402..1eaaa45 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 b28c9a6..234cf34 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 b80e02a..8aa591e 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 eac0649..7b44a33 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 b48e961..a3acd8e 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 ddafbbb..694bc15 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 c90c7e5..96be839 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 f4bee35..2830b41 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 a73954b..4041f94 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 a1c6d07..4a28a15 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 14014d7..76f8f84 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 abb7e6a..b751a41 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 9185597..031f366 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 481fad3..9186f8c 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 51d1aa2..d7eb727 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; -- cgit v0.10.2