From: Benjamin Herrenschmidt <benh@kernel•crashing.org>
To: Segher Boessenkool <segher@kernel•crashing.org>
Cc: Tejun Heo <htejun@gmail•com>,
linuxppc-dev@lists•ozlabs.org, Christoph Lameter <cl@gentwo•org>
Subject: Re: power and percpu: Could we move the paca into the percpu area?
Date: Fri, 13 Jun 2014 07:57:08 +1000 [thread overview]
Message-ID: <1402610228.14780.84.camel@pasglop> (raw)
In-Reply-To: <20140612122639.GA17838@gate.crashing.org>
On Thu, 2014-06-12 at 07:26 -0500, Segher Boessenkool wrote:
> But, indeed, it does look like GCC doesn't use it. It seems to me
> that
> some ABI forbade userland (or non-libraries or whatever) from using
> it.
> I'll see what I can find out.
I can still use -ffixed-cr5 for safety no ?
Cheers,
Ben.
next prev parent reply other threads:[~2014-06-12 21:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-11 19:37 power and percpu: Could we move the paca into the percpu area? Christoph Lameter
2014-06-11 20:22 ` Benjamin Herrenschmidt
2014-06-11 21:03 ` Gabriel Paubert
2014-06-12 12:26 ` Segher Boessenkool
2014-06-12 21:57 ` Benjamin Herrenschmidt [this message]
2014-06-12 22:15 ` Segher Boessenkool
2014-06-13 11:55 ` Gabriel Paubert
2014-06-13 14:16 ` Segher Boessenkool
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