On 02/28/2018 08:08 PM, Greg KH wrote: > On Wed, Feb 28, 2018 at 11:56:23AM +0800, Alex Shi wrote: >> From: Will Deacon <will.deacon@xxxxxxx> >> >> commit e046eb0c9bf2 upstream. >> >> In preparation for unmapping the kernel whilst running in userspace, >> make the kernel mappings non-global so we can avoid expensive TLB >> invalidation on kernel exit to userspace. >> >> Reviewed-by: Mark Rutland <mark.rutland@xxxxxxx> >> Tested-by: Laura Abbott <labbott@xxxxxxxxxx> >> Tested-by: Shanker Donthineni <shankerd@xxxxxxxxxxxxxx> >> Signed-off-by: Will Deacon <will.deacon@xxxxxxx> >> Signed-off-by: Alex Shi <alex.shi@xxxxxxxxxx> >> >> Conflicts: >> skip PTE_RDONLY of PAGE_NONE in arch/arm64/include/asm/pgtable-prot.h > > These "Conflicts:" lines need to be removed, or put below the --- line > please. > Thanks response! Greg, There are still a boot hang on one of renesas board on CONFIG_RANDOMIZE_BASE. I am trying to get help from Renesas guys help on this. I will back after fix it. https://kernelci.org/boot/id/5a96f3dd59b5146590b3a4d5/ Thanks Alex