Re: [PATCH] mm/migrate: Avoid possible unnecessary ptrace_may_access() call in kernel_move_pages()

Matthew Wilcox [off-list ref] wrote:

On Mon, Aug 17, 2020 at 07:59:33AM -0400, Miaohe Lin wrote:

quoted

There is no need to check if this process has the right to modify the 
specified process when they are same.

We should probably also skip the security hook call if a process is modifying its own pages.

How about this instead?

It sounds good, thanks for your good advice. Would you like a tag like suggest-by?