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SubjectRe: [PATCH RFC] mm: Add an fs-write seal to memfd
On Fri, Oct 05, 2018 at 12:53:39PM -0700, Andrew Morton wrote:
> On Fri, 5 Oct 2018 12:27:27 -0700 "Joel Fernandes (Google)" <joel@joelfernandes.org> wrote:
>
> > To support the usecase, this patch adds a new F_SEAL_FS_WRITE seal which
> > prevents any future mmap and write syscalls from succeeding while
> > keeping the existing mmap active. The following program shows the seal
> > working in action:
>
> Please be prepared to create a manpage patch for this one.

Sure, I will do that. thanks,

- Joel

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