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SubjectRe: [PATCH v25 21/30] mm: Re-introduce vm_flags to do_mmap()
On Thu, Apr 15, 2021 at 03:14:10PM -0700, Yu-cheng Yu wrote:
> There was no more caller passing vm_flags to do_mmap(), and vm_flags was
> removed from the function's input by:
>
> commit 45e55300f114 ("mm: remove unnecessary wrapper function do_mmap_pgoff()").
>
> There is a new user now. Shadow stack allocation passes VM_SHADOW_STACK to
> do_mmap(). Thus, re-introduce vm_flags to do_mmap().
>
> Signed-off-by: Yu-cheng Yu <yu-cheng.yu@intel.com>
> Reviewed-by: Peter Collingbourne <pcc@google.com>
> Reviewed-by: Kees Cook <keescook@chromium.org>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Oleg Nesterov <oleg@redhat.com>
> Cc: linux-mm@kvack.org

Reviewed-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>

--
Kirill A. Shutemov

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