[PATCH 12/18] kernel: add ksys_personality()

Christoph Hellwig hch at infradead.org
Mon May 14 05:07:56 PDT 2018


On Mon, May 14, 2018 at 10:46:34AM +0100, Mark Rutland wrote:
> Using this helper allows us to avoid the in-kernel call to the
> sys_personality() syscall. The ksys_ prefix denotes that this function
> is meant as a drop-in replacement for the syscall. In particular, it
> uses the same calling convention as sys_personality().
> 
> This is necessary to enable conversion of arm64's syscall handling to
> use pt_regs wrappers.

Plese just opencode the trivial sys_personality logic instead.



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