From: Andrew Morton <akpm@osdl.org>
To: Matthew Wilcox <matthew@wil.cx>
Cc: deller@gmx.de, linux-arch@vger.kernel.org, mingo@elte.hu,
tglx@linutronix.de
Subject: Re: + use-cycle_t-instead-of-u64-in-struct-time_interpolator.patch added to -mm tree
Date: Wed, 3 Jan 2007 13:42:33 -0800 [thread overview]
Message-ID: <20070103134233.c983864f.akpm@osdl.org> (raw)
In-Reply-To: <20070103213313.GC24620@parisc-linux.org>
On Wed, 3 Jan 2007 14:33:13 -0700
Matthew Wilcox <matthew@wil.cx> wrote:
> On Wed, Jan 03, 2007 at 01:25:37PM -0800, Andrew Morton wrote:
> > Well yeah, but I think he did that because of some unrelated parisc borkage.
>
> It's simply impossible to implement cmpxchg() in the general case on
> parisc. This was hashed out in great detail recently ...
That's a bug in the time_interpolator implementation. Fixable, I assume,
by whacking a spinlock into struct time_interpolator.
next prev parent reply other threads:[~2007-01-03 21:42 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-03 21:00 + use-cycle_t-instead-of-u64-in-struct-time_interpolator.patch added to -mm tree akpm
2007-01-03 21:05 ` Matthew Wilcox
2007-01-03 21:25 ` Andrew Morton
2007-01-03 21:33 ` Matthew Wilcox
2007-01-03 21:42 ` Andrew Morton [this message]
2007-01-03 23:04 ` Luck, Tony
2007-01-03 23:15 ` Andrew Morton
2007-01-03 21:23 ` Helge Deller
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