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[V3,2/2] riscv: Add modules to virtual kernel memory layout dump

Message ID 20220714113300.367854-3-xianting.tian@linux.alibaba.com (mailing list archive)
State New, archived
Headers show
Series Improve vmcoreinfo and memory layout dump | expand

Commit Message

Xianting Tian July 14, 2022, 11:33 a.m. UTC
Modules always live before the kernel, MODULES_END is fixed but
MODULES_VADDR isn't fixed, it depends on the kernel size.
Let's add it to virtual kernel memory layout dump.

As MODULES is only defined for CONFIG_64BIT, so we dump it when

0xffffffff01133000 - 0xffffffff80000000

Signed-off-by: Xianting Tian <xianting.tian@linux.alibaba.com>
 arch/riscv/mm/init.c | 4 ++++
 1 file changed, 4 insertions(+)
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diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index d466ec670e1f..2c4a64e97aec 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -135,6 +135,10 @@  static void __init print_vm_layout(void)
 		(unsigned long)VMEMMAP_END);
 	print_ml("vmalloc", (unsigned long)VMALLOC_START,
 		(unsigned long)VMALLOC_END);
+#ifdef CONFIG_64BIT
+	print_ml("modules", (unsigned long)MODULES_VADDR,
+		(unsigned long)MODULES_END);
 	print_ml("lowmem", (unsigned long)PAGE_OFFSET,
 		(unsigned long)high_memory);