[PATCH 0/2] openat2: minor uapi cleanups

Aleksa Sarai cyphar at cyphar.com
Thu Dec 19 13:41:17 UTC 2019


On 2019-12-19, Christian Brauner <christian.brauner at ubuntu.com> wrote:
> On Thu, Dec 19, 2019 at 09:55:28PM +1100, Aleksa Sarai wrote:
> > While openat2(2) is still not yet in Linus's tree, we can take this
> > opportunity to iron out some small warts that weren't noticed earlier:
> > 
> >   * A fix was suggested by Florian Weimer, to separate the openat2
> >     definitions so glibc can use the header directly. I've put the
> >     maintainership under VFS but let me know if you'd prefer it belong
> >     ot the fcntl folks.
> > 
> >   * Having heterogenous field sizes in an extensible struct results in
> >     "padding hole" problems when adding new fields (in addition the
> >     correct error to use for non-zero padding isn't entirely clear ).
> >     The simplest solution is to just copy clone(3)'s model -- always use
> >     u64s. It will waste a little more space in the struct, but it
> >     removes a possible future headache.
> 
> Am I imagining things or did I get the same patch series twice?

Not unless it's a coincidence -- I accidentally ran

  % git send-email *.patch [some flags] *.patch

-- 
Aleksa Sarai
Senior Software Engineer (Containers)
SUSE Linux GmbH
<https://www.cyphar.com/>
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