On Tue, Mar 19, 2013 at 03:00:53PM +0000, David Howells wrote:
> MIPS's siginfo handling has been broken since this commit:
> 
>       commit 574c4866e33d648520a8bd5bf6f573ea6e554e88
>       Author: Al Viro <[email protected]>
>       Date:   Sun Nov 25 22:24:19 2012 -0500
>       consolidate kernel-side struct sigaction declarations
> 
> for 64-bit BE MIPS CPUs.
> 
> The UAPI variant looks like this:
> 
>       struct sigaction {
>               unsigned int    sa_flags;
>               __sighandler_t  sa_handler;
>               sigset_t        sa_mask;
>       };
> 
> but the core kernel's variant looks like this:
> 
>       struct sigaction {
>       #ifndef __ARCH_HAS_ODD_SIGACTION
>               __sighandler_t  sa_handler;
>               unsigned long   sa_flags;
>       #else
>               unsigned long   sa_flags;
>               __sighandler_t  sa_handler;
>       #endif
>       #ifdef __ARCH_HAS_SA_RESTORER
>               __sigrestore_t sa_restorer;
>       #endif
>               sigset_t        sa_mask;
>       };
> 
> The problem is that sa_flags has been changed from an unsigned int to an
> unsigned long.
> 
> Fix this by making sa_flags unsigned int if __ARCH_HAS_ODD_SIGACTION is
> defined.
> 
> Whilst we're at it, rename __ARCH_HAS_ODD_SIGACTION to
> __ARCH_HAS_IRIX_SIGACTION.
> 
> Signed-off-by: David Howells <[email protected]>
> cc: Al Viro <[email protected]>
> cc: Ralf Baechle <[email protected]>
> cc: [email protected]
> cc: [email protected]

ACKed-by: Al Viro <[email protected]>

but I think it should go via mips tree (or straight to Linus, for that
matter).  I can apply it in signal.git and push it to Linus today, though...
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