Thread (126 messages) 126 messages, 10 authors, 2011-02-18
STALE5580d

[PATCH 02/14] ARM: bitops: switch set/clear/change bitops to use ldrex/strex

From: Russell King - ARM Linux <hidden>
Date: 2011-01-23 00:16:36
Also in: linux-omap

On Mon, Jan 17, 2011 at 07:21:40PM +0000, Russell King - ARM Linux wrote:
Switch the set/clear/change bitops to use the word-based exclusive
operations, which are only present in a wider range of ARM architectures
than the byte-based exclusive operations.

Signed-off-by: Russell King <redacted>
As only one person replied to this patch with test information, I'm
not happy to push this into -rc, and hence that prevents it going into
-stable too.  That means omap2plus_defconfig .38 mainline kernels
(including -stable) will remain potentially dangerous when run on
SMP capable hardware.

Therefore, I see no alternative at the moment but to purposely cause
builds which cover ARMv6, and ARMv6K or ARMv7 CPUs to save people from
data corruption.

Please get your tested-by's to me for at least the first three patches
of this series ASAP.
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