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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2018-04-02 15:10:25 +0300
committerIngo Molnar <mingo@kernel.org>2018-04-03 12:59:02 +0200
commit9a3b7e5e65c4b4d332df5f607c0838c3fb918673 (patch)
tree2b379b0b9fc5908ded9e324b0be2a964292fd1c3 /Documentation/x86
parent52586b089cc12d4878e56ee98a4d110fa801758a (diff)
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x86/mm: Fix documentation of module mapping range with 4-level paging
Commit: f5a40711fa58 ("x86/mm: Set MODULES_END to 0xffffffffff000000") changed MODULES_END back to a fixed value, but didn't update the documentation of memory layout for 4-level paging. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Fixes: f5a40711fa58 ("x86/mm: Set MODULES_END to 0xffffffffff000000") Link: http://lkml.kernel.org/r/20180402121025.10244-1-kirill.shutemov@linux.intel.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/x86')
-rw-r--r--Documentation/x86/x86_64/mm.txt2
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/x86/x86_64/mm.txt b/Documentation/x86/x86_64/mm.txt
index ea91cb61a602..5432a96d31ff 100644
--- a/Documentation/x86/x86_64/mm.txt
+++ b/Documentation/x86/x86_64/mm.txt
@@ -20,7 +20,7 @@ ffffff0000000000 - ffffff7fffffffff (=39 bits) %esp fixup stacks
ffffffef00000000 - fffffffeffffffff (=64 GB) EFI region mapping space
... unused hole ...
ffffffff80000000 - ffffffff9fffffff (=512 MB) kernel text mapping, from phys 0
-ffffffffa0000000 - [fixmap start] (~1526 MB) module mapping space (variable)
+ffffffffa0000000 - fffffffffeffffff (1520 MB) module mapping space
[fixmap start] - ffffffffff5fffff kernel-internal fixmap range
ffffffffff600000 - ffffffffff600fff (=4 kB) legacy vsyscall ABI
ffffffffffe00000 - ffffffffffffffff (=2 MB) unused hole