| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.20 86/88] arm64: dts: qcom: msm8998: Extend TZ reserved memory area | Date | Mon, 4 Mar 2019 09:23:09 +0100 |
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4.20-stable review patch. If anyone has any objections, please let me know.
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From: Marc Gonzalez <marc.w.gonzalez@free.fr>
commit 6e53330909672bd9a8c9f826e989a5945d9d9fdf upstream.
My console locks up as soon as Linux writes to [88800000,88f00000[ AFAIU, that memory area is reserved for trustzone.
Extend TZ reserved memory range, to prevent Linux from stepping on trustzone's toes.
Cc: stable@vger.kernel.org # 4.20+ Reviewed-by: Sibi Sankar <sibis@codeaurora.org> Fixes: c7833949564ec ("arm64: dts: qcom: msm8998: Add smem related nodes") Signed-off-by: Marc Gonzalez <marc.w.gonzalez@free.fr> Signed-off-by: Andy Gross <andy.gross@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- arch/arm64/boot/dts/qcom/msm8998.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/arm64/boot/dts/qcom/msm8998.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi @@ -36,7 +36,7 @@ }; memory@86200000 { - reg = <0x0 0x86200000 0x0 0x2600000>; + reg = <0x0 0x86200000 0x0 0x2d00000>; no-map; };
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