On Thu, 2013-10-03 at 17:53 +0200, Richard Weinberger wrote: > Am 03.10.2013 17:27, schrieb Artem Bityutskiy: > > On Thu, 2013-10-03 at 17:08 +0200, Richard Weinberger wrote: > >> Am 03.10.2013 17:00, schrieb Artem Bityutskiy: > >>> On Sat, 2013-09-28 at 15:55 +0200, Richard Weinberger wrote: > >>>> If no free PEBs are available refill_wl_user_pool() must not > >>>> return with -ENOSPC immediately. > >>>> It has to block till produce_free_peb() produced a free PEB. > >>>> > >>>> Reported-and-Tested-by: Richard Genoud <richard.gen...@gmail.com> > >>>> Signed-off-by: Richard Weinberger <rich...@nod.at> > >>> > >>> What is pool size, I wonder? > >> > >> Currently it's 25 (UBI_FM_WL_POOL_SIZE). > >> If experience shows that 25 is too low/big we can change this constant. > >> Maybe it's also worth making them configurable... > > > > I if it is a possible scenario that this function will not return until > > 25 (or even 10) PEBs are erased? > > > > Sure. It will try to gain up to 25 PEBs but return if it gets less. > That's why a pool has a current and a max size.
So if erasing speed is say, 250ms, then it would take 6.25 seconds? -- Best Regards, Artem Bityutskiy -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
