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[PATCH] ia64: add ptr_to_compat()

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Add ptr_to_compat() to ia64 - needed by the robust-futex code.

Signed-off-by: Ingo Molnar <[email protected]>
Cc: "Luck, Tony" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Ingo Molnar 2006-03-27 01:16:06 -08:00 • committed by Linus Torvalds
commit 66e863acd7
1 changed files with 6 additions and 0 deletions
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6
include/asm-ia64/compat.h
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@ -189,6 +189,12 @@ compat_ptr (compat_uptr_t 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)
{