linux-kernel - [PATCH] xtensa: enable ARCH_HAS_DEBUG_VM

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Message-Id: <20220425180540.880632-1-jcmvbkbc@gmail.com>
Date:   Mon, 25 Apr 2022 11:05:40 -0700
From:   Max Filippov <jcmvbkbc@...il.com>
To:     linux-xtensa@...ux-xtensa.org
Cc:     Chris Zankel <chris@...kel.net>, linux-kernel@...r.kernel.org,
        Anshuman Khandual <anshuman.khandual@....com>,
        Max Filippov <jcmvbkbc@...il.com>
Subject: [PATCH] xtensa: enable ARCH_HAS_DEBUG_VM_PGTABLE

xtensa kernels successfully build and run with
CONFIG_DEBUG_VM_PGTABLE=y, enable arch support for it.

Signed-off-by: Max Filippov <jcmvbkbc@...il.com>
---
 Documentation/features/debug/debug-vm-pgtable/arch-support.txt | 2 +-
 arch/xtensa/Kconfig                                            | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
index 83eafe1a7f68..ff21a83abe62 100644
--- a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
+++ b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
@@ -27,5 +27,5 @@
     |       sparc: | TODO |
     |          um: | TODO |
     |         x86: |  ok  |
-    |      xtensa: | TODO |
+    |      xtensa: |  ok  |
     -----------------------
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 2ed897299f19..903b910ebc10 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -4,6 +4,7 @@ config XTENSA
 	select ARCH_32BIT_OFF_T
 	select ARCH_HAS_BINFMT_FLAT if !MMU
 	select ARCH_HAS_CURRENT_STACK_POINTER
+	select ARCH_HAS_DEBUG_VM_PGTABLE
 	select ARCH_HAS_DMA_PREP_COHERENT if MMU
 	select ARCH_HAS_SYNC_DMA_FOR_CPU if MMU
 	select ARCH_HAS_SYNC_DMA_FOR_DEVICE if MMU
-- 
2.30.2