[PATCH 12/20] rtems: Move _Partition_Is_buffer_size_aligned()

Gedare Bloom gedare at rtems.org
Fri Nov 20 16:45:21 UTC 2020


On Fri, Nov 20, 2020 at 9:28 AM Sebastian Huber
<sebastian.huber at embedded-brains.de> wrote:
>
> On 20/11/2020 17:15, Gedare Bloom wrote:
>
> >> +static bool _Partition_Is_buffer_size_aligned( size_t buffer_size )
> > Nit: I never saw this before, but this isn't what "aligned" means.
> > Aligned means you start something at a specific multiple. This is
> > checking if the buffer_size is a multiple of the pointer size. Anyway,
> > it is just used here so it's fine, but maybe just a one-line comment
> > that buffer sizes are required to be a multiple of the pointer size.
> >
> I think in this case we should review the documentation. If the function
> name is irritating, then we should remove it. It is only called in one
> place. So change
>
>    if ( !_Partition_Is_buffer_size_aligned( buffer_size ) )
>      return RTEMS_INVALID_SIZE;
>
> to
>
>
>    if ( ( buffer_size % CPU_SIZEOF_POINTER ) != 0 )
>      return RTEMS_INVALID_SIZE;
>
that would be fine by me. I'm fairly certain the manual already covers
this requirement.

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