On Sat, Sep 15, 2018 at 04:34:57AM +0800, Yang Shi wrote:
> Suggested-by: Michal Hocko <mho...@kernel.org>
> Suggested-by: Kirill A. Shutemov <kir...@shutemov.name>
> Suggested-by: Matthew Wilcox <wi...@infradead.org>
Reviewed-by: Matthew Wilcox <wi...@infradead.org>
Looks good! Thanks for sticking with this patch series.
Minor spelling fixes:
> - /*
> - * Remove the vma's, and unmap the actual pages
> - */
> + /* Detatch vmas from rbtree */
"Detach"
> + /*
> + * mpx unmap need to be handled with write mmap_sem. It is safe to
> + * deal with it before unmap_region().
> + */
* mpx unmap needs to be called with mmap_sem held for write.
* It is safe to call it before unmap_region()
> + ret = __do_munmap(mm, start, len, &uf, downgrade);
> + /*
> + * Returning 1 indicates mmap_sem is down graded.
> + * But 1 is not legal return value of vm_munmap() and munmap(), reset
> + * it to 0 before return.
> + */
"downgraded" is one word.
