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| author | Jean-Philippe Brucker <jean-philippe.brucker@arm.com> | 2019-04-08 19:17:19 +0200 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2019-04-09 13:39:13 +0200 |
| commit | 827a108e354db633698f0b4a10c1ffd2b1f8d1d0 (patch) | |
| tree | 2931dfa38b16416f454d9091cbd8c4ff0d9b081e /arch/arm64/include/asm | |
| parent | arm64: Clear OSDLR_EL1 on CPU boot (diff) | |
| download | linux-827a108e354db633698f0b4a10c1ffd2b1f8d1d0.tar.xz linux-827a108e354db633698f0b4a10c1ffd2b1f8d1d0.zip | |
arm64: Save and restore OSDLR_EL1 across suspend/resume
When the CPU comes out of suspend, the firmware may have modified the OS
Double Lock Register. Save it in an unused slot of cpu_suspend_ctx, and
restore it on resume.
Cc: <stable@vger.kernel.org>
Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/include/asm')
0 files changed, 0 insertions, 0 deletions