diff options
| author | Ashok Raj <[email protected]> | 2018-02-28 10:28:43 +0000 |
|---|---|---|
| committer | Thomas Gleixner <[email protected]> | 2018-03-08 09:19:26 +0000 |
| commit | 30ec26da9967d0d785abc24073129a34c3211777 (patch) | |
| tree | 4873d07b0b79b943d6ec39266b0fe65c894119b9 /drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | |
| parent | x86/microcode/intel: Writeback and invalidate caches before updating microcode (diff) | |
| download | kernel-30ec26da9967d0d785abc24073129a34c3211777.tar.gz kernel-30ec26da9967d0d785abc24073129a34c3211777.zip | |
x86/microcode: Do not upload microcode if CPUs are offline
Avoid loading microcode if any of the CPUs are offline, and issue a
warning. Having different microcode revisions on the system at any time
is outright dangerous.
[ Borislav: Massage changelog. ]
Signed-off-by: Ashok Raj <[email protected]>
Signed-off-by: Borislav Petkov <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Tested-by: Tom Lendacky <[email protected]>
Tested-by: Ashok Raj <[email protected]>
Reviewed-by: Tom Lendacky <[email protected]>
Cc: Arjan Van De Ven <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Link: https://lkml.kernel.org/r/[email protected]
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c')
0 files changed, 0 insertions, 0 deletions