leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mx5: Select ARM_CORTEX_A8_CVE_2017_5715

Browse Source 
On a 4.18-rc1 kernel the following warning is seen on i.MX51 and
i.MX53:

CPU0: Spectre v2: firmware did not set auxiliary control register IBE bit, system vulnerable

Select the ARM_CORTEX_A8_CVE_2017_5715 workaround for i.MX51/i.MX53
to fix the problem.

With this patch applied the kernel reports:

CPU0: Spectre v2: using BPIALL workaround

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
This commit is contained in:
Fabio Estevam 2018-06-20 15:08:21 -03:00 committed by Tom Rini
parent 2121bbe49c
commit ee322f3c79
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/mach-imx/mx5/Kconfig
View File

@ -8,9 +8,11 @@ config MX5
config MX51
bool
select SYS_FSL_ERRATUM_ESDHC_A001
select ARM_CORTEX_A8_CVE_2017_5715
config MX53
bool
select ARM_CORTEX_A8_CVE_2017_5715
choice
prompt "MX5 board select"