在 2022/10/18 上午11:19, Bagas Sanjaya 写道:
On Fri, Oct 14, 2022 at 09:41:39PM +0800, Xianting Tian wrote:
The following interrelated definitions and ranges are needed by the kdump
crash tool, they are exported by "arch/riscv/kernel/crash_core.c":
Better say "..., which are exported by ..."
diff --git a/Documentation/admin-guide/kdump/vmcoreinfo.rst b/Documentation/admin-guide/kdump/vmcoreinfo.rst
index 6726f439958c..8e2e164cf3db 100644
--- a/Documentation/admin-guide/kdump/vmcoreinfo.rst
+++ b/Documentation/admin-guide/kdump/vmcoreinfo.rst
@@ -595,3 +595,33 @@ X2TLB
-----
Indicates whether the crashed kernel enabled SH extended mode.
+
+RISCV64
+=======
+
+VA_BITS
+-------
+
+The maximum number of bits for virtual addresses. Used to compute the
+virtual memory ranges.
+
+PAGE_OFFSET
+-----------
+
+Indicates the virtual kernel start address of direct-mapped RAM region.
+
+phys_ram_base
+-------------
+
+Indicates the start physical RAM address.
+
+MODULES_VADDR|MODULES_END|VMALLOC_START|VMALLOC_END|VMEMMAP_START|VMEMMAP_END|KASAN_SHADOW_START|KASAN_SHADOW_END|KERNEL_LINK_ADDR|ADDRESS_SPACE_END
+----------------------------------------------------------------------------------------------------------------------------------------------------
+
+Used to get the correct ranges:
+
+ * MODULES_VADDR ~ MODULES_END : Kernel module space.
+ * VMALLOC_START ~ VMALLOC_END : vmalloc() / ioremap() space.
+ * VMEMMAP_START ~ VMEMMAP_END : vmemmap region, used for struct page array.
+ * KASAN_SHADOW_START ~ KASAN_SHADOW_END : kasan shadow space.
+ * KERNEL_LINK_ADDR ~ ADDRESS_SPACE_END : Kernel link and BPF space.
The documentation LGTM, thanks.
When the patch subject is fixed,
Could you tell me what patch subject should be changed to ? thanks
Reviewed-by: Bagas Sanjaya <bagasdotme@xxxxxxxxx>
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