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authorZong Li <zong.li@sifive.com>2020-03-10 00:55:38 +0800
committerPalmer Dabbelt <palmerdabbelt@google.com>2020-03-26 09:24:36 -0700
commit5fde3db5eb028b95aeefa1ab192d36800414e8b8 (patch)
tree799134360c98c5e0e91f2c11f0e0cfe521116b56 /arch/riscv/Kconfig
parent395a21ff859c9c2471ea62d7d56af8a85ec333f7 (diff)
riscv: add ARCH_SUPPORTS_DEBUG_PAGEALLOC support
ARCH_SUPPORTS_DEBUG_PAGEALLOC provides a hook to map and unmap pages for debugging purposes. Implement the __kernel_map_pages functions to fill the poison pattern. Signed-off-by: Zong Li <zong.li@sifive.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch/riscv/Kconfig')
-rw-r--r--arch/riscv/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 34fc7450b9dd..31fbc6ef7a6d 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -131,6 +131,9 @@ config ARCH_SELECT_MEMORY_MODEL
config ARCH_WANT_GENERAL_HUGETLB
def_bool y
+config ARCH_SUPPORTS_DEBUG_PAGEALLOC
+ def_bool y
+
config SYS_SUPPORTS_HUGETLBFS
def_bool y