* [PATCH] arm64: dts: qcom: Move rmtfs memory region
@ 2021-03-30 1:46 Sujit Kautkar
2021-03-30 18:48 ` Stephen Boyd
2021-04-08 5:17 ` Sibi Sankar
0 siblings, 2 replies; 3+ messages in thread
From: Sujit Kautkar @ 2021-03-30 1:46 UTC (permalink / raw)
To: Andy Gross, Bjorn Andersson, Rob Herring
Cc: linux-arm-msm, devicetree, linux-kernel, Sibi Sankar,
Rajendra Nayak, Stephen Boyd, Doug Anderson, Sujit Kautkar
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@chromium.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@80b00000 {
no-map;
};
- rmtfs_mem: memory@84400000 {
+ rmtfs_mem: memory@94600000 {
compatible = "qcom,rmtfs-mem";
- reg = <0x0 0x84400000 0x0 0x200000>;
+ reg = <0x0 0x94600000 0x0 0x200000>;
no-map;
qcom,client-id = <1>;
--
2.29.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] arm64: dts: qcom: Move rmtfs memory region
2021-03-30 1:46 [PATCH] arm64: dts: qcom: Move rmtfs memory region Sujit Kautkar
@ 2021-03-30 18:48 ` Stephen Boyd
2021-04-08 5:17 ` Sibi Sankar
1 sibling, 0 replies; 3+ messages in thread
From: Stephen Boyd @ 2021-03-30 18:48 UTC (permalink / raw)
To: Andy Gross, Bjorn Andersson, Rob Herring, Sujit Kautkar
Cc: linux-arm-msm, devicetree, linux-kernel, Sibi Sankar,
Rajendra Nayak, Doug Anderson, Sujit Kautkar
Quoting Sujit Kautkar (2021-03-29 18:46:10)
> 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@chromium.org>
> ---
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] arm64: dts: qcom: Move rmtfs memory region
2021-03-30 1:46 [PATCH] arm64: dts: qcom: Move rmtfs memory region Sujit Kautkar
2021-03-30 18:48 ` Stephen Boyd
@ 2021-04-08 5:17 ` Sibi Sankar
1 sibling, 0 replies; 3+ messages in thread
From: Sibi Sankar @ 2021-04-08 5:17 UTC (permalink / raw)
To: Sujit Kautkar
Cc: Andy Gross, Bjorn Andersson, Rob Herring, linux-arm-msm,
devicetree, linux-kernel, Rajendra Nayak, Stephen Boyd,
Doug Anderson
Hey Sujit,
Thanks for the patch.
On 2021-03-30 07:16, Sujit Kautkar wrote:
> 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@chromium.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>;
Sorry for the late comments. Can you
please do the same for sc7180-idp
as well?
Reviewed-by: Sibi Sankar <sibis@codeaurora.org>
> };
>
> / {
> 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@80b00000 {
> no-map;
> };
>
> - rmtfs_mem: memory@84400000 {
> + rmtfs_mem: memory@94600000 {
> compatible = "qcom,rmtfs-mem";
> - reg = <0x0 0x84400000 0x0 0x200000>;
> + reg = <0x0 0x94600000 0x0 0x200000>;
> no-map;
>
> qcom,client-id = <1>;
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2021-03-30 1:46 [PATCH] arm64: dts: qcom: Move rmtfs memory region Sujit Kautkar
2021-03-30 18:48 ` Stephen Boyd
2021-04-08 5:17 ` Sibi Sankar
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