The patch titled
Subject: microblaze: fix page table traversal in setup_rt_frame()
has been removed from the -mm tree. Its filename was
mm-pgtable-add-shortcuts-for-accessing-kernel-pmd-and-pte-fix.patch
This patch was dropped because it was folded into mm-pgtable-add-shortcuts-for-accessing-kernel-pmd-and-pte.patch
------------------------------------------------------
From: Mike Rapoport <rppt@xxxxxxxxxxxxx>
Subject: microblaze: fix page table traversal in setup_rt_frame()
The replacement of long folded page table traversal with the direct access
to PMD entry wrongly used the kernel page table in setup_rt_frame()
function instead of the process (current->mm) page table.
Fix it.
Link: http://lkml.kernel.org/r/20200518191511.GD1118872@xxxxxxxxxx
Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxx>
Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: Ira Weiny <ira.weiny@xxxxxxxxx>
Cc: Marco Elver <elver@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/microblaze/kernel/signal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/microblaze/kernel/signal.c~mm-pgtable-add-shortcuts-for-accessing-kernel-pmd-and-pte-fix
+++ a/arch/microblaze/kernel/signal.c
@@ -194,7 +194,7 @@ static int setup_rt_frame(struct ksignal
address = ((unsigned long)frame->tramp);
#ifdef CONFIG_MMU
- pmdp = pmd_off_k(address);
+ pmdp = pmd_off(current->mm, address);
preempt_disable();
ptep = pte_offset_map(pmdp, address);
_
Patches currently in -mm which might be from rppt@xxxxxxxxxxxxx are
mm-dont-include-asm-pgtableh-if-linux-mmh-is-already-included.patch
mm-introduce-include-linux-pgtableh.patch
mm-reorder-includes-after-introduction-of-linux-pgtableh.patch
csky-replace-definitions-of-__pxd_offset-with-pxd_index.patch
m68k-mm-motorola-move-comment-about-page-table-allocation-funcitons.patch
m68k-mm-move-cachenocahe_page-definitions-close-to-their-user.patch
x86-mm-simplify-init_trampoline-and-surrounding-logic.patch
mm-pgtable-add-shortcuts-for-accessing-kernel-pmd-and-pte.patch
mm-consolidate-pte_index-and-pte_offset_-definitions.patch
mm-consolidate-pmd_index-and-pmd_offset-definitions.patch
mm-consolidate-pud_index-and-pud_offset-definitions.patch
mm-consolidate-pgd_index-and-pgd_offset_k-definitions.patch
