linux-kernel - [PATCH] arm64: dts: qcom: Move rmtfs memory region

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Message-Id: <20210330014610.1451198-1-sujitka@chromium.org>
Date:   Mon, 29 Mar 2021 18:46:10 -0700
From:   Sujit Kautkar <sujitka@...omium.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Sibi Sankar <sibis@...eaurora.org>,
        Rajendra Nayak <rnayak@...eaurora.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Doug Anderson <dianders@...omium.org>,
        Sujit Kautkar <sujitka@...omium.org>
Subject: [PATCH] arm64: dts: qcom: Move rmtfs memory region

Move rmtfs memory region so that it does not overlap with system
RAM (kernel data) when KAsan is enabled. This puts rmtfs right
after mba_mem which is not supposed to increase beyond 0x94600000

Signed-off-by: Sujit Kautkar <sujitka@...omium.org>
---
 arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 2 +-
 arch/arm64/boot/dts/qcom/sc7180.dtsi         | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
index 07c8b2c926c0..fe052b477b72 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
@@ -45,7 +45,7 @@ trips {
 
 /* Increase the size from 2MB to 8MB */
 &rmtfs_mem {
-	reg = <0x0 0x84400000 0x0 0x800000>;
+	reg = <0x0 0x94600000 0x0 0x800000>;
 };
 
 / {
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 1ea3344ab62c..ac956488908f 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -110,9 +110,9 @@ tz_mem: memory@...00000 {
 			no-map;
 		};
 
-		rmtfs_mem: memory@...00000 {
+		rmtfs_mem: memory@...00000 {
 			compatible = "qcom,rmtfs-mem";
-			reg = <0x0 0x84400000 0x0 0x200000>;
+			reg = <0x0 0x94600000 0x0 0x200000>;
 			no-map;
 
 			qcom,client-id = <1>;
-- 
2.29.2