The patch titled
Subject: scripts/gdb: change the layout of vmemmap
has been added to the -mm mm-nonmm-unstable branch. Its filename is
scripts-gdb-change-the-layout-of-vmemmap.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/scripts-gdb-change-the-layout-of-vmemmap.patch
This patch will later appear in the mm-nonmm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Kuan-Ying Lee <kuan-ying.lee@xxxxxxxxxxxxx>
Subject: scripts/gdb: change the layout of vmemmap
Date: Wed, 19 Jun 2024 15:49:08 +0800
We need to change the layout of vmemmap in gdb scripts after
commit 32697ff38287 ("arm64: vmemmap: Avoid base2 order of
struct page size to dimension region") changed it.
Link: https://lkml.kernel.org/r/20240619074911.100434-4-kuan-ying.lee@xxxxxxxxxxxxx
Fixes: 32697ff38287 ("arm64: vmemmap: Avoid base2 order of struct page size to dimension region")
Signed-off-by: Kuan-Ying Lee <kuan-ying.lee@xxxxxxxxxxxxx>
Cc: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Cc: Kieran Bingham <kbingham@xxxxxxxxxx>
Cc: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/gdb/linux/mm.py | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
--- a/scripts/gdb/linux/mm.py~scripts-gdb-change-the-layout-of-vmemmap
+++ a/scripts/gdb/linux/mm.py
@@ -89,10 +89,10 @@ class aarch64_page_ops():
self.MODULES_VADDR = self._PAGE_END(self.VA_BITS_MIN)
self.MODULES_END = self.MODULES_VADDR + self.MODULES_VSIZE
- self.VMEMMAP_SHIFT = (self.PAGE_SHIFT - self.STRUCT_PAGE_MAX_SHIFT)
- self.VMEMMAP_SIZE = ((self._PAGE_END(self.VA_BITS_MIN) - self.PAGE_OFFSET) >> self.VMEMMAP_SHIFT)
- self.VMEMMAP_START = (-(1 << (self.VA_BITS - self.VMEMMAP_SHIFT))) & 0xffffffffffffffff
- self.VMEMMAP_END = self.VMEMMAP_START + self.VMEMMAP_SIZE
+ self.VMEMMAP_RANGE = self._PAGE_END(self.VA_BITS_MIN) - self.PAGE_OFFSET
+ self.VMEMMAP_SIZE = (self.VMEMMAP_RANGE >> self.PAGE_SHIFT) * self.struct_page_size
+ self.VMEMMAP_END = (-(1 * 1024 * 1024 * 1024)) & 0xffffffffffffffff
+ self.VMEMMAP_START = self.VMEMMAP_END - self.VMEMMAP_SIZE
self.VMALLOC_START = self.MODULES_END
self.VMALLOC_END = self.VMEMMAP_START - 256 * 1024 * 1024
_
Patches currently in -mm which might be from kuan-ying.lee@xxxxxxxxxxxxx are
scripts-gdb-redefine-max_order-sanely.patch
scripts-gdb-rework-module-va-range.patch
scripts-gdb-change-the-layout-of-vmemmap.patch
scripts-gdb-set-vabits_actual-based-on-tcr_el1.patch
scripts-gdb-change-va_bits_min-when-we-use-16k-page.patch
scripts-gdb-rename-pool_index-to-pool_index_plus_1.patch
