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Date: Sat, 19 Jan 2013 03:25:32 +0000
From: Al Viro <viro@ZenIV.linux.org.uk>
To: Vineet Gupta <Vineet.Gupta1@synopsys.com>
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, arnd@arndb.de,
        Jonas Bonn <jonas.bonn@gmail.com>
Subject: Re: [PATCH v2 10/76] ARC: Fundamental ARCH data-types/defines
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On Fri, Jan 18, 2013 at 05:54:24PM +0530, Vineet Gupta wrote:

> +/* work to do on interrupt/exception return */
> +#define _TIF_WORK_MASK		(0x0000FFFF & ~_TIF_SYSCALL_TRACE)

Yuck...  Use the real set, please - there's future-proofing and then there's
leaving nasty minefields; this is the latter...