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arm64: get rid of fork/vfork/clone wrappers

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[fixes from Catalin Marinas folded]

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Tested-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2012-10-18 00:55:54 -04:00
parent 6a872777ff
commit e0fd18ce11
7 changed files with 25 additions and 52 deletions
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11
arch/arm64/kernel/sys.c
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@@ -31,14 +31,10 @@
*/
asmlinkage long sys_clone(unsigned long clone_flags, unsigned long newsp,
int __user *parent_tidptr, unsigned long tls_val,
int __user *child_tidptr, struct pt_regs *regs)
int __user *child_tidptr)
{
if (!newsp)
newsp = regs->sp;
/* 16-byte aligned stack mandatory on AArch64 */
if (newsp & 15)
return -EINVAL;
return do_fork(clone_flags, newsp, regs, 0, parent_tidptr, child_tidptr);
return do_fork(clone_flags, newsp, current_pt_regs(), 0,
parent_tidptr, child_tidptr);
}
asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
@@ -54,7 +50,6 @@ asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
/*
* Wrappers to pass the pt_regs argument.
*/
#define sys_clone sys_clone_wrapper
#define sys_rt_sigreturn sys_rt_sigreturn_wrapper
#define sys_sigaltstack sys_sigaltstack_wrapper