From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: Scott Wood <scottwood@freescale.com>
Cc: trivial@kernel.org, linux-kernel@vger.kernel.org,
linux-parisc@vger.kernel.org
Subject: Re: [PATCH 14/22] parisc: %pF is only for function pointers
Date: Thu, 12 Mar 2015 08:11:22 -0400 [thread overview]
Message-ID: <1426162282.2146.77.camel@HansenPartnership.com> (raw)
In-Reply-To: <1426130037-17956-14-git-send-email-scottwood@freescale.com>
On Wed, 2015-03-11 at 22:13 -0500, Scott Wood wrote:
> Use %pS for actual addresses, otherwise you'll get bad output
> on arches like ppc64 where %pF expects a function descriptor. Even on
> other architectures, refrain from setting a bad example that people
> copy.
Are you sure about this? Parisc64 is a function description
architecture. There may be a misunderstanding about what
__builtin_return_address(0) is supposed to return, but I'm certain the
person who added the code thought it returned a function pointer, which
on parisc64 would be a descriptor.
James
next prev parent reply other threads:[~2015-03-12 12:11 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1426130037-17956-1-git-send-email-scottwood@freescale.com>
2015-03-12 3:13 ` [PATCH 14/22] parisc: %pF is only for function pointers Scott Wood
2015-03-12 12:11 ` James Bottomley [this message]
2015-03-12 14:43 ` John David Anglin
2015-03-12 16:14 ` Scott Wood
2015-03-12 18:04 ` James Bottomley
2015-03-12 19:48 ` Aaro Koskinen
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