From 557e1995a92d318206910d8b5c62075fe02b37e0 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Wed, 10 Oct 2012 13:17:31 -0400 Subject: h8300: generic kernel_thread() Signed-off-by: Al Viro --- arch/h8300/include/asm/processor.h | 2 -- arch/h8300/include/asm/ptrace.h | 2 ++ 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/h8300/include') diff --git a/arch/h8300/include/asm/processor.h b/arch/h8300/include/asm/processor.h index 4c9f6f87b617..4b0ca49bb463 100644 --- a/arch/h8300/include/asm/processor.h +++ b/arch/h8300/include/asm/processor.h @@ -107,8 +107,6 @@ static inline void release_thread(struct task_struct *dead_task) { } -extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); - /* * Free current thread data structures etc.. */ diff --git a/arch/h8300/include/asm/ptrace.h b/arch/h8300/include/asm/ptrace.h index d09c440bdba7..00502a61bf0a 100644 --- a/arch/h8300/include/asm/ptrace.h +++ b/arch/h8300/include/asm/ptrace.h @@ -60,6 +60,8 @@ struct pt_regs { #define user_mode(regs) (!((regs)->ccr & PS_S)) #define instruction_pointer(regs) ((regs)->pc) #define profile_pc(regs) instruction_pointer(regs) +#define current_pt_regs() ((struct pt_regs *) \ + (THREAD_SIZE + (unsigned long)current_thread_info()) - 1) #endif /* __KERNEL__ */ #endif /* __ASSEMBLY__ */ #endif /* _H8300_PTRACE_H */ -- cgit v1.2.3 From 71915d21e59c153c1202e3198916817c2d18da32 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Wed, 10 Oct 2012 13:31:13 -0400 Subject: h8300: generic sys_execve() Signed-off-by: Al Viro --- arch/h8300/include/asm/unistd.h | 1 + arch/h8300/kernel/process.c | 21 --------------------- 2 files changed, 1 insertion(+), 21 deletions(-) (limited to 'arch/h8300/include') diff --git a/arch/h8300/include/asm/unistd.h b/arch/h8300/include/asm/unistd.h index 5cd882801d79..07afcfaec995 100644 --- a/arch/h8300/include/asm/unistd.h +++ b/arch/h8300/include/asm/unistd.h @@ -356,6 +356,7 @@ #define __ARCH_WANT_SYS_SIGPROCMASK #define __ARCH_WANT_SYS_RT_SIGACTION #define __ARCH_WANT_SYS_RT_SIGSUSPEND +#define __ARCH_WANT_SYS_EXECVE /* * "Conditional" syscalls diff --git a/arch/h8300/kernel/process.c b/arch/h8300/kernel/process.c index e3dfea71c15f..2a45718cc5e8 100644 --- a/arch/h8300/kernel/process.c +++ b/arch/h8300/kernel/process.c @@ -183,27 +183,6 @@ int copy_thread(unsigned long clone_flags, return 0; } -/* - * sys_execve() executes a new program. - */ -asmlinkage int sys_execve(const char *name, - const char *const *argv, - const char *const *envp, - int dummy, ...) -{ - int error; - struct filename *filename; - struct pt_regs *regs = (struct pt_regs *) ((unsigned char *)&dummy-4); - - filename = getname(name); - error = PTR_ERR(filename); - if (IS_ERR(filename)) - return error; - error = do_execve(filename->name, argv, envp, regs); - putname(filename); - return error; -} - unsigned long thread_saved_pc(struct task_struct *tsk) { return ((struct pt_regs *)tsk->thread.esp0)->pc; -- cgit v1.2.3