linux-kernel - Re: [PATCH 1/7] UBI: fix refill_wl_user

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Message-ID: <1380814071.27358.444.camel@sauron.fi.intel.com>
Date:	Thu, 03 Oct 2013 18:27:51 +0300
From:	Artem Bityutskiy <dedekind1@...il.com>
To:	Richard Weinberger <richard@....at>
Cc:	richard.genoud@...il.com, linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/7] UBI: fix refill_wl_user_pool()

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@...il.com>
> >> Signed-off-by: Richard Weinberger <richard@....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? 

-- 
Best Regards,
Artem Bityutskiy

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