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author | Paul Mundt <lethal@linux-sh.org> | 2011-05-31 13:10:26 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2011-05-31 13:10:26 +0900 |
commit | 8181d3ef26ed1d9eb21e2cdcac374e1f457fdc06 (patch) | |
tree | 1a081f09ebcf2a84de899ddeadd0e4c5e48b50d2 /arch/m68k/kernel/sys_m68k_no.c | |
parent | 54525552c6ccfd867e819845da14be994e303218 (diff) | |
parent | 55922c9d1b84b89cb946c777fddccb3247e7df2c (diff) | |
download | talos-obmc-linux-8181d3ef26ed1d9eb21e2cdcac374e1f457fdc06.tar.gz talos-obmc-linux-8181d3ef26ed1d9eb21e2cdcac374e1f457fdc06.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-fixes-for-linus
Diffstat (limited to 'arch/m68k/kernel/sys_m68k_no.c')
-rw-r--r-- | arch/m68k/kernel/sys_m68k_no.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/arch/m68k/kernel/sys_m68k_no.c b/arch/m68k/kernel/sys_m68k_no.c deleted file mode 100644 index 68488ae47f0a..000000000000 --- a/arch/m68k/kernel/sys_m68k_no.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * linux/arch/m68knommu/kernel/sys_m68k.c - * - * This file contains various random system calls that - * have a non-standard calling sequence on the Linux/m68k - * platform. - */ - -#include <linux/errno.h> -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/smp.h> -#include <linux/sem.h> -#include <linux/msg.h> -#include <linux/shm.h> -#include <linux/stat.h> -#include <linux/syscalls.h> -#include <linux/mman.h> -#include <linux/file.h> -#include <linux/ipc.h> -#include <linux/fs.h> - -#include <asm/setup.h> -#include <asm/uaccess.h> -#include <asm/cachectl.h> -#include <asm/traps.h> -#include <asm/cacheflush.h> -#include <asm/unistd.h> - -/* sys_cacheflush -- flush (part of) the processor cache. */ -asmlinkage int -sys_cacheflush (unsigned long addr, int scope, int cache, unsigned long len) -{ - flush_cache_all(); - return(0); -} - -asmlinkage int sys_getpagesize(void) -{ - return PAGE_SIZE; -} - -/* - * Do a system call from kernel instead of calling sys_execve so we - * end up with proper pt_regs. - */ -int kernel_execve(const char *filename, - const char *const argv[], - const char *const envp[]) -{ - register long __res asm ("%d0") = __NR_execve; - register long __a asm ("%d1") = (long)(filename); - register long __b asm ("%d2") = (long)(argv); - register long __c asm ("%d3") = (long)(envp); - asm volatile ("trap #0" : "+d" (__res) - : "d" (__a), "d" (__b), "d" (__c)); - return __res; -} - -asmlinkage unsigned long sys_get_thread_area(void) -{ - return current_thread_info()->tp_value; -} - -asmlinkage int sys_set_thread_area(unsigned long tp) -{ - current_thread_info()->tp_value = tp; - return 0; -} - -/* This syscall gets its arguments in A0 (mem), D2 (oldval) and - D1 (newval). */ -asmlinkage int -sys_atomic_cmpxchg_32(unsigned long newval, int oldval, int d3, int d4, int d5, - unsigned long __user * mem) -{ - struct mm_struct *mm = current->mm; - unsigned long mem_value; - - down_read(&mm->mmap_sem); - - mem_value = *mem; - if (mem_value == oldval) - *mem = newval; - - up_read(&mm->mmap_sem); - return mem_value; -} - -asmlinkage int sys_atomic_barrier(void) -{ - /* no code needed for uniprocs */ - return 0; -} |