On Wed, 2019-11-20 at 20:30 +0000, Ben Hutchings wrote:
> On Fri, 2019-11-08 at 22:32 +0100, Arnd Bergmann wrote:
> > The use of 'struct timespec' is deprecated in the kernel, so we
> > want to avoid the conversions from/to the proper timespec64
> > structure.
> >
> > On the user space side, we have a 'struct timespec' that is defined
> > by the C library and that will be incompatible with the kernel's
> > view on 32-bit architectures once they move to a 64-bit time_t,
> > breaking the shared binary layout of hostfs_iattr and hostfs_stat.
> >
> > This changes the two structures to use a new hostfs_timespec structure
> > with fixed 64-bit seconds/nanoseconds for passing the timestamps
> > between hostfs_kern.c and hostfs_user.c. With a new enough user
> > space side, this will allow timestamps beyond year 2038.
> [...]
>
> The "user-space" side has a structure assignment in set_attr():
>
> if (attrs->ia_valid & (HOSTFS_ATTR_ATIME | HOSTFS_ATTR_MTIME)) {
> err = stat_file(file, &st, fd);
> attrs->ia_atime = st.atime;
> attrs->ia_mtime = st.mtime;
> if (err != 0)
> return err;
> }
>
> which will also need to be updated for this type change.
Sorry, I'm confused, this looks fine.
Ben.
--
Ben Hutchings, Software Developer Codethink Ltd
https://www.codethink.co.uk/ Dale House, 35 Dale Street
Manchester, M1 2HF, United Kingdom
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