From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm: Replace CONFIG_HAS_TLS_REG with HWCAP_TLS and check for it on V6
Date: Fri, 19 Mar 2010 08:32:23 -0700 [thread overview]
Message-ID: <20100319153223.GR2900@atomide.com> (raw)
In-Reply-To: <20100319085403.GB8451@n2100.arm.linux.org.uk>
* Russell King - ARM Linux <linux@arm.linux.org.uk> [100319 01:50]:
> On Fri, Mar 19, 2010 at 03:46:45AM +0000, Jamie Lokier wrote:
> > I'm thinking, why not an alternative() macro like on x86, which is a
> > very nice way to describe run-time patches of one or a few instructions
> > which depend on arch feature bits.
>
> Having XIP support prevents that kind of thing.
How about we store the HWCAP_TLS flag into 0xffff0ff4 for
__kuser_get_tls? That way the userspace won't be able to set
it.
Tony
next prev parent reply other threads:[~2010-03-19 15:32 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-17 17:57 [PATCH] arm: Fix mounting root on omaps with CPU_V6 and CPU_V7 Tony Lindgren
2010-03-17 18:07 ` Catalin Marinas
2010-03-17 19:11 ` Tony Lindgren
2010-03-18 11:13 ` Catalin Marinas
2010-03-18 17:00 ` Tony Lindgren
2010-03-19 1:35 ` [PATCH] arm: Replace CONFIG_HAS_TLS_REG with HWCAP_TLS and check for it on V6 Tony Lindgren
2010-03-19 3:24 ` Tony Lindgren
2010-03-19 3:46 ` Jamie Lokier
2010-03-19 8:54 ` Russell King - ARM Linux
2010-03-19 15:32 ` Tony Lindgren [this message]
2010-03-19 8:53 ` Russell King - ARM Linux
2010-03-19 15:58 ` Tony Lindgren
2010-03-23 0:16 ` Russell King - ARM Linux
2010-03-23 0:54 ` Tony Lindgren
-- strict thread matches above, loose matches on Subject: below --
2010-03-18 19:02 Tony Lindgren
2010-06-29 10:34 Tony Lindgren
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