Merge tag 'mm-hotfixes-stable-2023-10-24-09-40' of git://git.kernel.org/pub/scm/linux...

[platform/kernel/linux-starfive.git] / arch / loongarch / Kconfig

diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
index ecf282d..e14396a 100644 (file)
--- a/arch/loongarch/Kconfig
+++ b/arch/loongarch/Kconfig
@@ -8,11 +8,13 @@ config LOONGARCH
        select ACPI_PPTT if ACPI
        select ACPI_SYSTEM_POWER_STATES_SUPPORT if ACPI
        select ARCH_BINFMT_ELF_STATE
+       select ARCH_DISABLE_KASAN_INLINE
        select ARCH_ENABLE_MEMORY_HOTPLUG
        select ARCH_ENABLE_MEMORY_HOTREMOVE
        select ARCH_HAS_ACPI_TABLE_UPGRADE      if ACPI
        select ARCH_HAS_CPU_FINALIZE_INIT
        select ARCH_HAS_FORTIFY_SOURCE
+       select ARCH_HAS_KCOV
        select ARCH_HAS_NMI_SAFE_THIS_CPU_OPS
        select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE
        select ARCH_HAS_PTE_SPECIAL
@@ -91,6 +93,9 @@ config LOONGARCH
        select HAVE_ARCH_AUDITSYSCALL
        select HAVE_ARCH_JUMP_LABEL
        select HAVE_ARCH_JUMP_LABEL_RELATIVE
+       select HAVE_ARCH_KASAN
+       select HAVE_ARCH_KFENCE
+       select HAVE_ARCH_KGDB if PERF_EVENTS
        select HAVE_ARCH_MMAP_RND_BITS if MMU
        select HAVE_ARCH_SECCOMP_FILTER
        select HAVE_ARCH_TRACEHOOK
@@ -115,6 +120,7 @@ config LOONGARCH
        select HAVE_FUNCTION_GRAPH_RETVAL if HAVE_FUNCTION_GRAPH_TRACER
        select HAVE_FUNCTION_GRAPH_TRACER
        select HAVE_FUNCTION_TRACER
+       select HAVE_GCC_PLUGINS
        select HAVE_GENERIC_VDSO
        select HAVE_HW_BREAKPOINT if PERF_EVENTS
        select HAVE_IOREMAP_PROT
@@ -254,6 +260,9 @@ config AS_HAS_LSX_EXTENSION
 config AS_HAS_LASX_EXTENSION
        def_bool $(as-instr,xvld \$xr0$(comma)\$a0$(comma)0)
 
+config AS_HAS_LBT_EXTENSION
+       def_bool $(as-instr,movscr2gr \$a0$(comma)\$scr0)
+
 menu "Kernel type and options"
 
 source "kernel/Kconfig.hz"
@@ -534,6 +543,18 @@ config CPU_HAS_LASX
 
          If unsure, say Y.
 
+config CPU_HAS_LBT
+       bool "Support for the Loongson Binary Translation Extension"
+       depends on AS_HAS_LBT_EXTENSION
+       help
+         Loongson Binary Translation (LBT) introduces 4 scratch registers (SCR0
+         to SCR3), x86/ARM eflags (eflags) and x87 fpu stack pointer (ftop).
+         Enabling this option allows the kernel to allocate and switch registers
+         specific to LBT.
+
+         If you want to use this feature, such as the Loongson Architecture
+         Translator (LAT), say Y.
+
 config CPU_HAS_PREFETCH
        bool
        default y
@@ -638,6 +659,11 @@ config ARCH_MMAP_RND_BITS_MAX
 config ARCH_SUPPORTS_UPROBES
        def_bool y
 
+config KASAN_SHADOW_OFFSET
+       hex
+       default 0x0
+       depends on KASAN
+
 menu "Power management options"
 
 config ARCH_SUSPEND_POSSIBLE