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-rw-r--r--arch/powerpc/mm/ptdump/ptdump.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/mm/ptdump/ptdump.c b/arch/powerpc/mm/ptdump/ptdump.c
index 2313053fe679..620d4917ebe8 100644
--- a/arch/powerpc/mm/ptdump/ptdump.c
+++ b/arch/powerpc/mm/ptdump/ptdump.c
@@ -343,6 +343,9 @@ void ptdump_check_wx(void)
}
};
+ if (IS_ENABLED(CONFIG_PPC_BOOK3S_64) && !mmu_has_feature(MMU_FTR_KERNEL_RO))
+ return;
+
ptdump_walk_pgd(&st.ptdump, &init_mm, NULL);
if (st.wx_pages)