X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=arch%2Farm64%2FKconfig;h=1117421268976b62dd4e77cd3a523c10070f3ace;hb=19d37ce2a7159ee30bd59d14fe5fe13c932bd5b7;hp=969ef880d234e3b340713948eb2e9aec8ba0b3a3;hpb=bdda9dd67445707a39ebb6d2be84dfb89ef0dea1;p=mirror_ubuntu-artful-kernel.git

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 969ef880d234..111742126897 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -52,6 +52,7 @@ config ARM64
 	select GENERIC_TIME_VSYSCALL
 	select HANDLE_DOMAIN_IRQ
 	select HARDIRQS_SW_RESEND
+	select HAVE_ACPI_APEI if (ACPI && EFI)
 	select HAVE_ALIGNED_STRUCT_PAGE if SLUB
 	select HAVE_ARCH_AUDITSYSCALL
 	select HAVE_ARCH_BITREVERSE
@@ -109,6 +110,7 @@ config ARM64
 	select POWER_SUPPLY
 	select SPARSE_IRQ
 	select SYSCTL_EXCEPTION_TRACE
+	select THREAD_INFO_IN_TASK
 	help
 	  ARM 64-bit (AArch64) Linux support.
 
@@ -238,6 +240,9 @@ config PGTABLE_LEVELS
 	default 3 if ARM64_16K_PAGES && ARM64_VA_BITS_47
 	default 4 if !ARM64_64K_PAGES && ARM64_VA_BITS_48
 
+config ARCH_SUPPORTS_UPROBES
+	def_bool y
+
 source "init/Kconfig"
 
 source "kernel/Kconfig.freezer"
@@ -790,6 +795,14 @@ config SETEND_EMULATION
 	  If unsure, say Y
 endif
 
+config ARM64_SW_TTBR0_PAN
+	bool "Emulate Privileged Access Never using TTBR0_EL1 switching"
+	help
+	  Enabling this option prevents the kernel from accessing
+	  user-space memory directly by pointing TTBR0_EL1 to a reserved
+	  zeroed area and reserved ASID. The user access routines
+	  restore the valid TTBR0_EL1 temporarily.
+
 menu "ARMv8.1 architectural features"
 
 config ARM64_HW_AFDBM