linux-kernel - Re: mm: ptl is not bloated if it fits in pointer

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Message-ID: <20131216101233.GV21999@twins.programming.kicks-ass.net>
Date:	Mon, 16 Dec 2013 11:12:33 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Hugh Dickins <hughd@...gle.com>
Cc:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: mm: ptl is not bloated if it fits in pointer

On Mon, Dec 16, 2013 at 01:04:13AM -0800, Hugh Dickins wrote:
> It's silly to force the 64-bit CONFIG_GENERIC_LOCKBREAK architectures

So yes that's unfortunate, but why are people using that
GENERIC_LOCKBREAK stuff to begin with? Its atrocious, a much better path
would be to remove it.
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