LoongArch: Add ARCH_HAS_DEBUG_VM_PGTABLE support

Add ARCH_HAS_DEBUG_VM_PGTABLE selection in Kconfig, in order to make
corresponding vm debug features usable on LoongArch. Also update the
corresponding arch-support.txt document.

Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>

diff --git a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
index bbf029f095cb57ebc0b8917fa7db9f5620d3ed14..156687a7436d6ed098c627869f53af9135b1f027 100644 (file)
--- a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
+++ b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
@@ -12,7 +12,7 @@
     |       arm64: |  ok  |
     |        csky: | TODO |
     |     hexagon: | TODO |
-    |   loongarch: | TODO |
+    |   loongarch: |  ok  |
     |        m68k: | TODO |
     |  microblaze: | TODO |
     |        mips: | TODO |

diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
index be5249ebd8fc31a3870b7514ee8ff1c3fe5b1dd5..0693b621ebd4b56db8744a6d83c80b96ad7a1424 100644 (file)
--- a/arch/loongarch/Kconfig
+++ b/arch/loongarch/Kconfig
@@ -16,6 +16,7 @@ config LOONGARCH
        select ARCH_HAS_ACPI_TABLE_UPGRADE      if ACPI
        select ARCH_HAS_CPU_FINALIZE_INIT
        select ARCH_HAS_CURRENT_STACK_POINTER
+       select ARCH_HAS_DEBUG_VM_PGTABLE
        select ARCH_HAS_FAST_MULTIPLIER
        select ARCH_HAS_FORTIFY_SOURCE
        select ARCH_HAS_KCOV