Fengguang Wu <[email protected]> wrote:
> The new/old ra class were implicitly stored in low bits of
> file_ra_state.flags. Now make the data structure obvious, and remove the
> coding tricks.
> +++ linux-2.6.20-rc4-mm1/include/linux/fs.h
> - unsigned long flags; /* RA_FLAG_xxx | ra_class_old | ra_class_new */
> + union {
> + unsigned long flags; /* RA_FLAG_xxx | class_old | class_new */
> + struct {
> + u8 class_new;
> + u8 class_old;
This doesn't work on big endiam machines, does it?
IMO you should use a bitfield instead.
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