Re: [PATCH] UBIFS: endian handling fixes and annotations

Harvey Harrison
2008-11-23T03:21:45Z

On Sat, 2008-11-22 at 20:27 +0100, Sebastian Andrzej Siewior wrote:
> * Artem Bityutskiy | 2008-11-21 19:19:24 [+0200]:
>
> > save_flags = mst->flags;
> >- mst->flags = cpu_to_le32(le32_to_cpu(mst->flags) | UBIFS_MST_RCVRY);
> >+ mst->flags |= cpu_to_le32(UBIFS_MST_RCVRY);
>
> another micro optimisation would be to use __constant_cpu_to_le32()
>

Nope, no difference, cpu_to_le32 does constant-detection these days and
so there ends up being no difference.

Harvey