Catalin Marinas a904f5f9eb ARM: 6870/1: The mandatory barrier rmb() must be a dsb() in for device accesses ...

Since mandatory barriers may be used (explicitly or implicitly via readl
etc.) to ensure the ordering between Device and Normal memory accesses,
a DMB is not enough. This patch converts it to a DSB.

Cc: Colin Cross <ccross@android.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

2011-05-12 10:52:00 +01:00

..

asm

ARM: 6870/1: The mandatory barrier rmb() must be a dsb() in for device accesses

2011-05-12 10:52:00 +01:00