diff options
Diffstat (limited to 'Documentation/x86')
-rw-r--r-- | Documentation/x86/x86_64/mm.txt | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/x86/x86_64/mm.txt b/Documentation/x86/x86_64/mm.txt index 29b52b14d0b4..539413235845 100644 --- a/Documentation/x86/x86_64/mm.txt +++ b/Documentation/x86/x86_64/mm.txt | |||
@@ -6,10 +6,11 @@ Virtual memory map with 4 level page tables: | |||
6 | 0000000000000000 - 00007fffffffffff (=47 bits) user space, different per mm | 6 | 0000000000000000 - 00007fffffffffff (=47 bits) user space, different per mm |
7 | hole caused by [48:63] sign extension | 7 | hole caused by [48:63] sign extension |
8 | ffff800000000000 - ffff80ffffffffff (=40 bits) guard hole | 8 | ffff800000000000 - ffff80ffffffffff (=40 bits) guard hole |
9 | ffff880000000000 - ffffc0ffffffffff (=57 TB) direct mapping of all phys. memory | 9 | ffff880000000000 - ffffc8ffffffffff (=64 TB) direct mapping of all phys. memory |
10 | ffffc10000000000 - ffffc1ffffffffff (=40 bits) hole | 10 | ffffc80000000000 - ffffc8ffffffffff (=40 bits) hole |
11 | ffffc20000000000 - ffffe1ffffffffff (=45 bits) vmalloc/ioremap space | 11 | ffffc90000000000 - ffffe8ffffffffff (=45 bits) vmalloc/ioremap space |
12 | ffffe20000000000 - ffffe2ffffffffff (=40 bits) virtual memory map (1TB) | 12 | ffffe90000000000 - ffffe9ffffffffff (=40 bits) hole |
13 | ffffea0000000000 - ffffeaffffffffff (=40 bits) virtual memory map (1TB) | ||
13 | ... unused hole ... | 14 | ... unused hole ... |
14 | ffffffff80000000 - ffffffffa0000000 (=512 MB) kernel text mapping, from phys 0 | 15 | ffffffff80000000 - ffffffffa0000000 (=512 MB) kernel text mapping, from phys 0 |
15 | ffffffffa0000000 - fffffffffff00000 (=1536 MB) module mapping space | 16 | ffffffffa0000000 - fffffffffff00000 (=1536 MB) module mapping space |