diff mbox series

[1/2] treewide: disable spectre mitigation on unaffected Arm32 targets

Message ID 20240226083853.210581-1-dqfext@gmail.com
State Accepted
Delegated to: Hauke Mehrtens
Headers show
Series [1/2] treewide: disable spectre mitigation on unaffected Arm32 targets | expand

Commit Message

Qingfang Deng Feb. 26, 2024, 8:38 a.m. UTC 
Cortex-A5 and Cortex-A7 are not vulnerable to any Spectre variants.

Ref: https://developer.arm.com/Arm%20Security%20Center/Speculative%20Processor%20Vulnerability
Signed-off-by: Qingfang Deng <dqfext@gmail.com>
---
 target/linux/airoha/config-5.15           | 3 ++-
 target/linux/at91/sama5/config-5.15       | 3 ++-
 target/linux/at91/sama7/config-5.15       | 3 ++-
 target/linux/bcm27xx/bcm2709/config-6.1   | 3 ++-
 target/linux/imx/cortexa7/config-default  | 2 ++
 target/linux/ipq40xx/config-6.1           | 3 ++-
 target/linux/layerscape/armv7/config-5.15 | 3 ++-
 target/linux/layerscape/armv7/config-6.1  | 3 ++-
 target/linux/mediatek/mt7623/config-6.1   | 3 ++-
 target/linux/mediatek/mt7629/config-6.1   | 3 ++-
 target/linux/sunxi/cortexa7/config-6.1    | 2 ++
 11 files changed, 22 insertions(+), 9 deletions(-)
diff mbox series

Patch

diff --git a/target/linux/airoha/config-5.15 b/target/linux/airoha/config-5.15
index ae6c1d5089..259ab03521 100644
--- a/target/linux/airoha/config-5.15
+++ b/target/linux/airoha/config-5.15
@@ -122,7 +122,8 @@  CONFIG_GPIO_CDEV=y
 CONFIG_GPIO_EN7523=y
 CONFIG_GPIO_GENERIC=y
 CONFIG_HANDLE_DOMAIN_IRQ=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/at91/sama5/config-5.15 b/target/linux/at91/sama5/config-5.15
index 3e51deb98e..47596039c8 100644
--- a/target/linux/at91/sama5/config-5.15
+++ b/target/linux/at91/sama5/config-5.15
@@ -192,7 +192,8 @@  CONFIG_GLOB=y
 CONFIG_GPIOLIB_IRQCHIP=y
 CONFIG_GPIO_CDEV=y
 CONFIG_HANDLE_DOMAIN_IRQ=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/at91/sama7/config-5.15 b/target/linux/at91/sama7/config-5.15
index 150059bf50..228007b8c3 100644
--- a/target/linux/at91/sama7/config-5.15
+++ b/target/linux/at91/sama7/config-5.15
@@ -181,7 +181,8 @@  CONFIG_GPIOLIB_IRQCHIP=y
 CONFIG_GPIO_CDEV=y
 CONFIG_GRACE_PERIOD=y
 CONFIG_HANDLE_DOMAIN_IRQ=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/bcm27xx/bcm2709/config-6.1 b/target/linux/bcm27xx/bcm2709/config-6.1
index 4d307add54..58d695cff3 100644
--- a/target/linux/bcm27xx/bcm2709/config-6.1
+++ b/target/linux/bcm27xx/bcm2709/config-6.1
@@ -241,7 +241,8 @@  CONFIG_GPIO_BCM_VIRT=y
 CONFIG_GPIO_CDEV=y
 # CONFIG_GPIO_FSM is not set
 CONFIG_GPIO_RASPBERRYPI_EXP=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/imx/cortexa7/config-default b/target/linux/imx/cortexa7/config-default
index 10f23be435..9fd67a79bb 100644
--- a/target/linux/imx/cortexa7/config-default
+++ b/target/linux/imx/cortexa7/config-default
@@ -53,6 +53,8 @@  CONFIG_FRAMEBUFFER_CONSOLE=y
 CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
 CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
 CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HDMI=y
 CONFIG_HW_CONSOLE=y
 CONFIG_HW_RANDOM_IMX_RNGC=y
diff --git a/target/linux/ipq40xx/config-6.1 b/target/linux/ipq40xx/config-6.1
index f14dd0a474..866d49c66f 100644
--- a/target/linux/ipq40xx/config-6.1
+++ b/target/linux/ipq40xx/config-6.1
@@ -199,7 +199,8 @@  CONFIG_GPIO_CDEV=y
 CONFIG_GPIO_WATCHDOG=y
 CONFIG_GPIO_WATCHDOG_ARCH_INITCALL=y
 CONFIG_GRO_CELLS=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/layerscape/armv7/config-5.15 b/target/linux/layerscape/armv7/config-5.15
index 121151f58f..13f66ef0f7 100644
--- a/target/linux/layerscape/armv7/config-5.15
+++ b/target/linux/layerscape/armv7/config-5.15
@@ -261,7 +261,8 @@  CONFIG_GPIO_GENERIC_PLATFORM=y
 CONFIG_GPIO_MPC8XXX=y
 CONFIG_GPIO_MXC=y
 CONFIG_HANDLE_DOMAIN_IRQ=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/layerscape/armv7/config-6.1 b/target/linux/layerscape/armv7/config-6.1
index d60e5824db..a4744623e4 100644
--- a/target/linux/layerscape/armv7/config-6.1
+++ b/target/linux/layerscape/armv7/config-6.1
@@ -274,7 +274,8 @@  CONFIG_GPIO_GENERIC_PLATFORM=y
 CONFIG_GPIO_MPC8XXX=y
 CONFIG_GPIO_MXC=y
 CONFIG_GPIO_VF610=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/mediatek/mt7623/config-6.1 b/target/linux/mediatek/mt7623/config-6.1
index a083809e34..3f7c1bee16 100644
--- a/target/linux/mediatek/mt7623/config-6.1
+++ b/target/linux/mediatek/mt7623/config-6.1
@@ -262,7 +262,8 @@  CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_VDSO_32=y
 CONFIG_GPIO_CDEV=y
 CONFIG_GRO_CELLS=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/mediatek/mt7629/config-6.1 b/target/linux/mediatek/mt7629/config-6.1
index d8dc50a67a..91d54d595e 100644
--- a/target/linux/mediatek/mt7629/config-6.1
+++ b/target/linux/mediatek/mt7629/config-6.1
@@ -146,7 +146,8 @@  CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_VDSO_32=y
 CONFIG_GPIO_CDEV=y
 CONFIG_GRO_CELLS=y
-CONFIG_HARDEN_BRANCH_PREDICTOR=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
diff --git a/target/linux/sunxi/cortexa7/config-6.1 b/target/linux/sunxi/cortexa7/config-6.1
index e911da4c3d..eaa6b037be 100644
--- a/target/linux/sunxi/cortexa7/config-6.1
+++ b/target/linux/sunxi/cortexa7/config-6.1
@@ -4,6 +4,8 @@  CONFIG_CRYPTO_BLAKE2S_ARM=y
 CONFIG_CRYPTO_LIB_BLAKE2S_GENERIC=y
 CONFIG_DWMAC_SUN8I=y
 CONFIG_GRO_CELLS=y
+# CONFIG_HARDEN_BRANCH_HISTORY is not set
+# CONFIG_HARDEN_BRANCH_PREDICTOR is not set
 # CONFIG_MACH_SUN4I is not set
 # CONFIG_MACH_SUN5I is not set
 CONFIG_MDIO_BUS_MUX=y