2018-08-27 14:32:32 +00:00
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Subject: powerpc: Disable highmem on RT
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From: Thomas Gleixner <tglx@linutronix.de>
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Date: Mon, 18 Jul 2011 17:08:34 +0200
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2018-09-13 17:28:08 +00:00
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Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.18/older/patches-4.18.7-rt5.tar.xz
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2018-08-27 14:32:32 +00:00
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The current highmem handling on -RT is not compatible and needs fixups.
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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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---
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arch/powerpc/Kconfig | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/arch/powerpc/Kconfig
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+++ b/arch/powerpc/Kconfig
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@@ -395,7 +395,7 @@ menu "Kernel options"
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config HIGHMEM
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bool "High memory support"
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- depends on PPC32
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+ depends on PPC32 && !PREEMPT_RT_FULL
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source kernel/Kconfig.hz
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source kernel/Kconfig.preempt
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