Messages in this thread |  | | Date | Thu, 4 Feb 2021 12:28:07 -0800 | From | Kees Cook <> | Subject | Re: [PATCH v19 19/25] mm: Re-introduce vm_flags to do_mmap() |
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On Wed, Feb 03, 2021 at 02:55:41PM -0800, 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_SHSTK to > do_mmap(). Re-introduce vm_flags to do_mmap(), but without the old wrapper > do_mmap_pgoff(). Instead, make all callers of the wrapper pass a zero > vm_flags to do_mmap(). > > Signed-off-by: Yu-cheng Yu <yu-cheng.yu@intel.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
-- Kees Cook
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