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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-27 12:11:46 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-02-03 18:33:02 -0500 |
| commit | 50150d2bb9033de8a4d94b3feb2dfed81a605ed5 (patch) | |
| tree | 038a165e4fd33f8f27713bb61a39d20da1c7b450 /arch/mips/kernel/syscall.c | |
| parent | 64b3122df48b81a40366a11f299ab819138c96e8 (diff) | |
| download | olio-linux-3.10-50150d2bb9033de8a4d94b3feb2dfed81a605ed5.tar.xz olio-linux-3.10-50150d2bb9033de8a4d94b3feb2dfed81a605ed5.zip | |
mips: switch to generic sys_fork() and sys_clone()
we still need the wrappers to store callee-saved registers in
pt_regs, but once that done we can jump to kernel/fork.c variants.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/mips/kernel/syscall.c')
| -rw-r--r-- | arch/mips/kernel/syscall.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c index 28daa66baa7..b32466a1a1d 100644 --- a/arch/mips/kernel/syscall.c +++ b/arch/mips/kernel/syscall.c @@ -83,41 +83,7 @@ SYSCALL_DEFINE6(mips_mmap2, unsigned long, addr, unsigned long, len, } save_static_function(sys_fork); -static int __used noinline -_sys_fork(nabi_no_regargs struct pt_regs regs) -{ - return do_fork(SIGCHLD, 0, 0, NULL, NULL); -} - save_static_function(sys_clone); -static int __used noinline -_sys_clone(nabi_no_regargs struct pt_regs regs) -{ - unsigned long clone_flags; - unsigned long newsp; - int __user *parent_tidptr, *child_tidptr; - - clone_flags = regs.regs[4]; - newsp = regs.regs[5]; - parent_tidptr = (int __user *) regs.regs[6]; -#ifdef CONFIG_32BIT - /* We need to fetch the fifth argument off the stack. */ - child_tidptr = NULL; - if (clone_flags & (CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID)) { - int __user *__user *usp = (int __user *__user *) regs.regs[29]; - if (regs.regs[2] == __NR_syscall) { - if (get_user (child_tidptr, &usp[5])) - return -EFAULT; - } - else if (get_user (child_tidptr, &usp[4])) - return -EFAULT; - } -#else - child_tidptr = (int __user *) regs.regs[8]; -#endif - return do_fork(clone_flags, newsp, 0, - parent_tidptr, child_tidptr); -} SYSCALL_DEFINE1(set_thread_area, unsigned long, addr) { |