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Vladimir Murzin authored
We save/restore registers around v7m_invalidate_l1 to address pointed by r12, which is vector table, so the first eight entries are overwritten with a garbage. We already have stack setup at that stage, so use it to save/restore register. Fixes: 6a8146f4 ("ARM: 8609/1: V7M: Add support for the Cortex-M7 processor") Cc: <stable@vger.kernel.org> Signed-off-by:
Vladimir Murzin <vladimir.murzin@arm.com> Signed-off-by:
Russell King <rmk+kernel@armlinux.org.uk>
6d805949