[PATCH] parisc: add ptr_to_compat()

Add ptr_to_compat() to parisc - needed by the new robust futex code.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Kyle McMartin <kyle@mcmartin.ca>
Cc: Grant Grundler <iod00d@hp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ingo Molnar 2006-03-27 01:16:12 -08:00 committed by Linus Torvalds
parent f267fa9f5b
commit 213b63b76a

View file

@ -138,6 +138,11 @@ static inline void __user *compat_ptr(compat_uptr_t uptr)
return (void __user *)(unsigned long)uptr; return (void __user *)(unsigned long)uptr;
} }
static inline compat_uptr_t ptr_to_compat(void __user *uptr)
{
return (u32)(unsigned long)uptr;
}
static __inline__ void __user *compat_alloc_user_space(long len) static __inline__ void __user *compat_alloc_user_space(long len)
{ {
struct pt_regs *regs = &current->thread.regs; struct pt_regs *regs = &current->thread.regs;