Messages in this thread | | | From | Linus Torvalds <> | Date | Wed, 4 Sep 2019 13:48:43 -0700 | Subject | Re: [PATCH v12 01/12] lib: introduce copy_struct_{to,from}_user helpers |
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On Wed, Sep 4, 2019 at 1:20 PM Aleksa Sarai <cyphar@cyphar.com> wrote: > > A common pattern for syscall extensions is increasing the size of a > struct passed from userspace, such that the zero-value of the new fields > result in the old kernel behaviour (allowing for a mix of userspace and > kernel vintages to operate on one another in most cases).
Ack, this makes the whole series (and a few unrelated system calls) cleaner.
Linus
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