Re: [PATCH/RFC] Futex mmap_sem deadlock

[Jamie Lokier]

Linus Torvalds wrote:
> > I suggest putting it into futex.c, and make it an inline function
> > which takes "u32 __user *".
> 
> Agreed, except we've traditionally just made it "int __user *".

The type signatures in futex.c are a bit mixed up - most places say
"int __user *" but sys_futex() says "u32 __user *".  get_futex_key
uses sizeof(u32) to check the address.

-- Jamie
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