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Date:   Thu, 31 Jan 2013 11:26:53 +0100
From:   Ralf Baechle <ralf@linux-mips.org>
To:     linux-mips@linux-mips.org, linux-kernel@vger.kernel.org
Subject: Re: MIPS atomic_set_mask and atomic_clear_mask
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On Thu, Jan 31, 2013 at 11:43:21AM +0800, yili0568@gmail.com wrote:

> Hello, everybody:
>      Does MIPS need the functions atomic_set_mask and atomic_clear_mask?
>      Or how can I implement these functions.

No, it doesn't need them.  a quick grep would have shown that all users
are either other architectures or architecture-specific code.

As for a possible implementation, there are plenty of examples in
<asm/bitops.h> and <asm/atomic.h> that would need only minor modification.

  Ralf