Messages in this thread | | | Date | Thu, 03 Oct 2013 17:53:12 +0200 | From | Richard Weinberger <> | Subject | Re: [PATCH 1/7] UBI: fix refill_wl_user_pool() |
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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.genoud@gmail.com> >>>> Signed-off-by: Richard Weinberger <richard@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.
Thanks, //richard
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