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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2018-11-30 23:23:28 +0300
committerThomas Gleixner <tglx@linutronix.de>2018-12-11 11:19:24 +0100
commit254eb5505ca0ca749d3a491fc6668b6c16647a99 (patch)
tree4f6366d0b080ef8be1050d8a087d20e7d7f43e5e /arch
parent16877a5570e0c5f4270d5b17f9bab427bcae9514 (diff)
downloadlinux-254eb5505ca0ca749d3a491fc6668b6c16647a99.tar.bz2
x86/dump_pagetables: Fix LDT remap address marker
The LDT remap placement has been changed. It's now placed before the direct mapping in the kernel virtual address space for both paging modes. Change address markers order accordingly. Fixes: d52888aa2753 ("x86/mm: Move LDT remap out of KASLR region on 5-level paging") Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: bp@alien8.de Cc: hpa@zytor.com Cc: dave.hansen@linux.intel.com Cc: luto@kernel.org Cc: peterz@infradead.org Cc: boris.ostrovsky@oracle.com Cc: jgross@suse.com Cc: bhe@redhat.com Cc: hans.van.kranenburg@mendix.com Cc: linux-mm@kvack.org Cc: xen-devel@lists.xenproject.org Link: https://lkml.kernel.org/r/20181130202328.65359-3-kirill.shutemov@linux.intel.com
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/mm/dump_pagetables.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/x86/mm/dump_pagetables.c b/arch/x86/mm/dump_pagetables.c
index dad153e5a427..abcb8d00b014 100644
--- a/arch/x86/mm/dump_pagetables.c
+++ b/arch/x86/mm/dump_pagetables.c
@@ -55,10 +55,10 @@ struct addr_marker {
enum address_markers_idx {
USER_SPACE_NR = 0,
KERNEL_SPACE_NR,
- LOW_KERNEL_NR,
-#if defined(CONFIG_MODIFY_LDT_SYSCALL) && defined(CONFIG_X86_5LEVEL)
+#ifdef CONFIG_MODIFY_LDT_SYSCALL
LDT_NR,
#endif
+ LOW_KERNEL_NR,
VMALLOC_START_NR,
VMEMMAP_START_NR,
#ifdef CONFIG_KASAN
@@ -66,9 +66,6 @@ enum address_markers_idx {
KASAN_SHADOW_END_NR,
#endif
CPU_ENTRY_AREA_NR,
-#if defined(CONFIG_MODIFY_LDT_SYSCALL) && !defined(CONFIG_X86_5LEVEL)
- LDT_NR,
-#endif
#ifdef CONFIG_X86_ESPFIX64
ESPFIX_START_NR,
#endif