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authorLinus Torvalds <torvalds@linux-foundation.org>2020-11-28 02:00:35 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-11-28 02:00:35 +0300
commitc84e1efae022071a4fcf9f1899bf71777c49943a (patch)
treeec9b99583d83a28998a756b32a1b1e86689b76a7 /arch/arc/include
parent303bc934722b53163bfb1c25da7db5d35c0e51b6 (diff)
parentcef397038167ac15d085914493d6c86385773709 (diff)
downloadlinux-c84e1efae022071a4fcf9f1899bf71777c49943a.tar.xz
Merge tag 'asm-generic-fixes-5.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic
Pull asm-generic fix from Arnd Bergmann: "Add correct MAX_POSSIBLE_PHYSMEM_BITS setting to asm-generic. This is a single bugfix for a bug that Stefan Agner found on 32-bit Arm, but that exists on several other architectures" * tag 'asm-generic-fixes-5.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic: arch: pgtable: define MAX_POSSIBLE_PHYSMEM_BITS where needed
Diffstat (limited to 'arch/arc/include')
-rw-r--r--arch/arc/include/asm/pgtable.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h
index f1ed17edb085..163641726a2b 100644
--- a/arch/arc/include/asm/pgtable.h
+++ b/arch/arc/include/asm/pgtable.h
@@ -134,8 +134,10 @@
#ifdef CONFIG_ARC_HAS_PAE40
#define PTE_BITS_NON_RWX_IN_PD1 (0xff00000000 | PAGE_MASK | _PAGE_CACHEABLE)
+#define MAX_POSSIBLE_PHYSMEM_BITS 40
#else
#define PTE_BITS_NON_RWX_IN_PD1 (PAGE_MASK | _PAGE_CACHEABLE)
+#define MAX_POSSIBLE_PHYSMEM_BITS 32
#endif
/**************************************************************************