Messages in this thread | | | Subject | Re: [PATCH v23 21/28] mm: Re-introduce vm_flags to do_mmap() | From | "Yu, Yu-cheng" <> | Date | Thu, 18 Mar 2021 08:59:28 -0700 |
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On 3/18/2021 4:42 AM, Borislav Petkov wrote: > On Tue, Mar 16, 2021 at 08:10:47AM -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_SHSTK to >> do_mmap(). Re-introduce vm_flags to do_mmap(), but without the old wrapper >> do_mmap_pgoff(). > > Why does this matter at all? > > $ git grep do_mmap_pgoff > $ >
Right, do_mmap_pgoff() was removed by commit 45e55300f114. This patch does not add back the wrapper. Instead, add vm_flags to do_mmap(). Please advice if I misunderstand the question.
Thanks, Yu-cheng
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