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| author | Russell King <[email protected]> | 2014-07-29 11:18:34 +0000 |
|---|---|---|
| committer | Russell King <[email protected]> | 2014-08-02 14:20:26 +0000 |
| commit | c5cc87fa8ddf971682fc5dd112e2dfacb11f30cd (patch) | |
| tree | 58fbb35b4c2fe14941c7d8c21f2053cf46addbd7 /lib/mpi | |
| parent | ARM: 8115/1: LPAE: reduce damage caused by idmap to virtual memory layout (diff) | |
| download | kernel-c5cc87fa8ddf971682fc5dd112e2dfacb11f30cd.tar.gz kernel-c5cc87fa8ddf971682fc5dd112e2dfacb11f30cd.zip | |
ARM: idmap: add identity mapping usage note
Add a note about the usage of the identity mapping; we do not support
accesses outside of the identity map region and kernel image while a
CPU is using the identity map. This is because the identity mapping
may overwrite vmalloc space, IO mappings, the vectors pages, etc.
Acked-by: Will Deacon <[email protected]>
Signed-off-by: Russell King <[email protected]>
Diffstat (limited to 'lib/mpi')
0 files changed, 0 insertions, 0 deletions