Re: [PATCH] futex: cmpxchg_futex_value_locked API change

[Michel Lespinasse]

On Wed, Mar 09, 2011 at 04:08:39PM +0100, Martin Schwidefsky wrote:
> On Wed, 9 Mar 2011 03:25:50 -0800
> Michel Lespinasse <walken@xxxxxxxxxx> wrote:
> > All right. Attaching updated version of the diff. I also fixed the s390
> > issue reported by Martin Schwidefsky.
> 
> The inline assmeblies look good now but I get this compile error on s390:
> 
>   CC      arch/s390/lib/uaccess_pt.o
> arch/s390/lib/uaccess_pt.c:373: error: conflicting types for 'futex_atomic_cmpxchg_pt'
> arch/s390/lib/uaccess.h:21: note: previous declaration of 'futex_atomic_cmpxchg_pt' was here
> arch/s390/lib/uaccess_pt.c:403: warning: initialization from incompatible pointer type
> make[1]: *** [arch/s390/lib/uaccess_pt.o] Error 1

My bad. Somehow I made the change in arch/s390/lib/uaccess_std.c but missed
it in arch/s390/lib/uaccess_pt.c ... Attached patch below goes on top of
the previous changes - Thomas, if you have picked the previous patch,
please squash this one on top of it :)

Signed-off-by: Michel Lespinasse <walken@xxxxxxxxxx>

diff --git a/arch/s390/lib/uaccess_pt.c b/arch/s390/lib/uaccess_pt.c
index afc716a..7483383 100644
--- a/arch/s390/lib/uaccess_pt.c
+++ b/arch/s390/lib/uaccess_pt.c
@@ -370,8 +370,8 @@ static int __futex_atomic_cmpxchg_pt(u32 *uval, u32 __user *uaddr,
 	return ret;
 }
 
-int futex_atomic_cmpxchg_pt(int *uval, int __user *uaddr,
-			    int oldval, int newval)
+int futex_atomic_cmpxchg_pt(u32 *uval, u32 __user *uaddr,
+			    u32 oldval, u32 newval)
 {
 	int ret;
 

-- 
Michel "Walken" Lespinasse
A program is never fully debugged until the last user dies.
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