diff options
| author | Andrey Konovalov <[email protected]> | 2018-12-28 00:30:31 -0800 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2018-12-28 12:11:43 -0800 |
| commit | 21696c1613244f2ad4e9216c4f6e7804831a992c (patch) | |
| tree | e6c87ca92199cdff892ee99afe2a3c7f3d960380 /tools/perf/scripts/python/export-to-sqlite.py | |
| parent | 356607f21e603523d4b0a4f918722845214fc6a8 (diff) | |
kasan, arm64: enable top byte ignore for the kernel
Tag-based KASAN uses the Top Byte Ignore feature of arm64 CPUs to store a
pointer tag in the top byte of each pointer. This commit enables the
TCR_TBI1 bit, which enables Top Byte Ignore for the kernel, when tag-based
KASAN is used.
Link: http://lkml.kernel.org/r/f51eca084c8cdb2f3a55195fe342dc8953b7aead.1544099024.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <[email protected]>
Reviewed-by: Andrey Ryabinin <[email protected]>
Reviewed-by: Dmitry Vyukov <[email protected]>
Acked-by: Will Deacon <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: Mark Rutland <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions