diff options
| author |   Will Deacon <will.deacon@arm.com> | 2017-11-14 14:41:01 +0000 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2017-12-11 13:41:10 +0000 |
| commit | 084eb77cd3a81134d02500977dc0ecc9277dc97d (patch) | |
| tree | 8732ef0b6502c51a5b3be805a7f532df2f5abeeb /drivers/perf | |
| parent | arm64: entry: Add fake CPU feature for unmapping the kernel at EL0 (diff) | |
| download | linux-dev-084eb77cd3a81134d02500977dc0ecc9277dc97d.tar.xz linux-dev-084eb77cd3a81134d02500977dc0ecc9277dc97d.zip | |
arm64: Kconfig: Add CONFIG_UNMAP_KERNEL_AT_EL0
Add a Kconfig entry to control use of the entry trampoline, which allows
us to unmap the kernel whilst running in userspace and improve the
robustness of KASLR.
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Tested-by: Laura Abbott <labbott@redhat.com>
Tested-by: Shanker Donthineni <shankerd@codeaurora.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'drivers/perf')
0 files changed, 0 insertions, 0 deletions