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author | Mathias Krause <minipli@googlemail.com> | 2014-09-07 20:30:29 +0200 |
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committer | H. Peter Anvin <hpa@zytor.com> | 2014-09-08 11:57:34 -0700 |
commit | 8a5a5d1530d55e367ef29c80946d0274717617bb (patch) | |
tree | 5f70062e4af3725481520f7b99bff5aad42c556a /arch/x86 | |
parent | f3761db1646d3ccb9ada2df8e27553a73ef43826 (diff) | |
download | op-kernel-dev-8a5a5d1530d55e367ef29c80946d0274717617bb.zip op-kernel-dev-8a5a5d1530d55e367ef29c80946d0274717617bb.tar.gz |
x86-64, ptdump: Mark espfix area only if existent
We should classify the espfix area as such only if we actually have
enabled the corresponding option. Otherwise the page table dump might
look confusing.
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Link: http://lkml.kernel.org/r/1410114629-24523-1-git-send-email-minipli@googlemail.com
Cc: Arjan van de Ven <arjan.van.de.ven@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/mm/dump_pagetables.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/mm/dump_pagetables.c b/arch/x86/mm/dump_pagetables.c index 167ffca..95a427e 100644 --- a/arch/x86/mm/dump_pagetables.c +++ b/arch/x86/mm/dump_pagetables.c @@ -48,7 +48,9 @@ enum address_markers_idx { LOW_KERNEL_NR, VMALLOC_START_NR, VMEMMAP_START_NR, +# ifdef CONFIG_X86_ESPFIX64 ESPFIX_START_NR, +# endif HIGH_KERNEL_NR, MODULES_VADDR_NR, MODULES_END_NR, @@ -71,7 +73,9 @@ static struct addr_marker address_markers[] = { { PAGE_OFFSET, "Low Kernel Mapping" }, { VMALLOC_START, "vmalloc() Area" }, { VMEMMAP_START, "Vmemmap" }, +# ifdef CONFIG_X86_ESPFIX64 { ESPFIX_BASE_ADDR, "ESPfix Area", 16 }, +# endif { __START_KERNEL_map, "High Kernel Mapping" }, { MODULES_VADDR, "Modules" }, { MODULES_END, "End Modules" }, |