Signed-off-by: Diana Craciun <diana.crac...@nxp.com>
---
arch/powerpc/Kconfig | 2 +-
arch/powerpc/kernel/security.c | 15 +++++++++++++++
2 files changed, 16 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 940c955..a781d60 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -170,7 +170,7 @@ config PPC
select GENERIC_CLOCKEVENTS_BROADCAST if SMP
select GENERIC_CMOS_UPDATE
select GENERIC_CPU_AUTOPROBE
- select GENERIC_CPU_VULNERABILITIES if PPC_BOOK3S_64
+ select GENERIC_CPU_VULNERABILITIES if PPC_BOOK3S_64 ||
PPC_FSL_BOOK3E
select GENERIC_IRQ_SHOW
select GENERIC_IRQ_SHOW_LEVEL
select GENERIC_SMP_IDLE_THREAD
diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c
index 797c975..aceaadc 100644
--- a/arch/powerpc/kernel/security.c
+++ b/arch/powerpc/kernel/security.c
@@ -183,3 +183,18 @@ ssize_t cpu_show_spectre_v2(struct device *dev, struct
device_attribute *attr, c
}
#endif /* CONFIG_PPC_BOOK3S_64 */
+#ifdef CONFIG_PPC_FSL_BOOK3E
+ssize_t cpu_show_spectre_v1(struct device *dev, struct device_attribute *attr,
char *buf)
+{
+ if (barrier_nospec_enabled)
+ return sprintf(buf, "Mitigation: __user pointer
sanitization\n");
+
+ return sprintf(buf, "Vulnerable\n");
+}
+
+ssize_t cpu_show_spectre_v2(struct device *dev, struct device_attribute *attr,
char *buf)
+{
+ return sprintf(buf, "Vulnerable\n");
+}
+#endif /* CONFIG_PPC_FSL_BOOK3E */
+
--
2.5.5
