On 3/19/21 6:42 AM, Michael Ellerman wrote:
"Aneesh Kumar K.V" <aneesh.ku...@linux.ibm.com> writes:
This reverts commit 675bceb097e6 ("powerpc/mm: Remove DEBUG_VM_PGTABLE support on
powerpc")
All the related issues are fixed by the series
https://lore.kernel.org/linux-mm/20200902114222.181353-1-aneesh.ku...@linux.ibm.com
Was that series merged?
If so this seems like this could be tagged as a Fix for the last commit
in that series.
commit f14312e1ed1e ("mm/debug_vm_pgtable: avoid doing memory allocation
with pgtable_t mapped.")
cheers
Hence enable it back
Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.ibm.com>
---
Documentation/features/debug/debug-vm-pgtable/arch-support.txt | 2 +-
arch/powerpc/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 7aff505af706..fa83403b4aec 100644
--- a/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
+++ b/Documentation/features/debug/debug-vm-pgtable/arch-support.txt
@@ -21,7 +21,7 @@
| nios2: | TODO |
| openrisc: | TODO |
| parisc: | TODO |
- | powerpc: | TODO |
+ | powerpc: | ok |
| riscv: | ok |
| s390: | ok |
| sh: | TODO |
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 386ae12d8523..982c87d5c051 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -119,6 +119,7 @@ config PPC
#
select ARCH_32BIT_OFF_T if PPC32
select ARCH_HAS_DEBUG_VIRTUAL
+ select ARCH_HAS_DEBUG_VM_PGTABLE
select ARCH_HAS_DEVMEM_IS_ALLOWED
select ARCH_HAS_ELF_RANDOMIZE
select ARCH_HAS_FORTIFY_SOURCE
--
2.30.2
