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xtensa: switch to generic clone() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-10-26 23:41:40 -04:00
parent 39d91a9eaf
commit 3e41f9ba61
5 changed files with 3 additions and 11 deletions
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1
arch/xtensa/Kconfig
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@ -16,6 +16,7 @@ config XTENSA
select GENERIC_KERNEL_THREAD
select GENERIC_KERNEL_EXECVE
select ARCH_WANT_OPTIONAL_GPIOLIB
select CLONE_BACKWARDS
help
Xtensa processors are 32-bit RISC machines designed by Tensilica
primarily for embedded systems. These processors are both

1
arch/xtensa/include/asm/syscall.h
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@ -10,7 +10,6 @@
struct pt_regs;
struct sigaction;
asmlinkage long xtensa_clone(unsigned long, unsigned long, struct pt_regs*);
asmlinkage long xtensa_ptrace(long, long, long, long);
asmlinkage long xtensa_sigreturn(struct pt_regs*);
asmlinkage long xtensa_rt_sigreturn(struct pt_regs*);

1
arch/xtensa/include/asm/unistd.h
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@ -2,6 +2,7 @@
#define _XTENSA_UNISTD_H
#define __ARCH_WANT_SYS_EXECVE
#define __ARCH_WANT_SYS_CLONE
#include <uapi/asm/unistd.h>
/*

2
arch/xtensa/include/uapi/asm/unistd.h
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@ -260,7 +260,7 @@ __SYSCALL(115, sys_sendmmsg, 4)
/* Process Operations */
#define __NR_clone 116
__SYSCALL(116, xtensa_clone, 5)
__SYSCALL(116, sys_clone, 5)
#define __NR_execve 117
__SYSCALL(117, sys_execve, 3)
#define __NR_exit 118

9
arch/xtensa/kernel/process.c
View File

@ -364,12 +364,3 @@ int dump_fpu(void)
{
return 0;
}
asmlinkage
long xtensa_clone(unsigned long clone_flags, unsigned long newsp,
void __user *parent_tid, void *child_tls,
void __user *child_tid, long a5,
struct pt_regs *regs)
{
return do_fork(clone_flags, newsp, regs, 0, parent_tid, child_tid);
}