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| author | Michael Ellerman <mpe@ellerman.id.au> | 2019-04-18 16:51:17 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-04-21 23:05:54 +1000 |
| commit | 53a712bae5dd919521a58d7bad773b949358add0 (patch) | |
| tree | 778f86e885b1772263403c7384fb23b6efc13301 /arch/powerpc/mm/init_32.c | |
| parent | a3f3072db6cad40895c585dce65e36aab997f042 (diff) | |
| download | linux-53a712bae5dd919521a58d7bad773b949358add0.tar.bz2 | |
powerpc/powernv/idle: Restore AMR/UAMOR/AMOR after idle
In order to implement KUAP (Kernel Userspace Access Protection) on
Power9 we will be using the AMR, and therefore indirectly the
UAMOR/AMOR.
So save/restore these regs in the idle code.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/init_32.c')
0 files changed, 0 insertions, 0 deletions