| /* |
| * arch/xtensa/kernel/syscall.c |
| * |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| * |
| * Copyright (C) 2001 - 2005 Tensilica Inc. |
| * Copyright (C) 2000 Silicon Graphics, Inc. |
| * Copyright (C) 1995 - 2000 by Ralf Baechle |
| * |
| * Joe Taylor <joe@tensilica.com, joetylr@yahoo.com> |
| * Marc Gauthier <marc@tensilica.com, marc@alumni.uwaterloo.ca> |
| * Chris Zankel <chris@zankel.net> |
| * Kevin Chea |
| * |
| */ |
| #include <asm/uaccess.h> |
| #include <asm/syscall.h> |
| #include <asm/unistd.h> |
| #include <linux/linkage.h> |
| #include <linux/stringify.h> |
| #include <linux/errno.h> |
| #include <linux/syscalls.h> |
| #include <linux/file.h> |
| #include <linux/fs.h> |
| #include <linux/mman.h> |
| #include <linux/shm.h> |
| |
| typedef void (*syscall_t)(void); |
| |
| syscall_t sys_call_table[__NR_syscall_count] /* FIXME __cacheline_aligned */= { |
| [0 ... __NR_syscall_count - 1] = (syscall_t)&sys_ni_syscall, |
| |
| #undef __SYSCALL |
| #define __SYSCALL(nr,symbol,nargs) [ nr ] = (syscall_t)symbol, |
| #undef _XTENSA_UNISTD_H |
| #undef __KERNEL_SYSCALLS__ |
| #include <asm/unistd.h> |
| }; |
| |
| asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg) |
| { |
| unsigned long ret; |
| long err; |
| |
| err = do_shmat(shmid, shmaddr, shmflg, &ret, SHMLBA); |
| if (err) |
| return err; |
| return (long)ret; |
| } |
| |
| asmlinkage long xtensa_fadvise64_64(int fd, int advice, unsigned long long offset, unsigned long long len) |
| { |
| return sys_fadvise64_64(fd, offset, len, advice); |
| } |
| |