Hi Jaegeuk,
> -Original Message-
> From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> Sent: Monday, August 24, 2015 12:54 PM
> To: Chao Yu
> Cc: linux-kernel@vger.kernel.org; linux-fsde...@vger.kernel.org;
> linux-f2fs-de...@lists.sourceforge.net
> Subject: Re: [f2fs-
Hi Chao,
[snip]
> > > >
> > > > - /* No failure on bio allocation */
> > > > - bio = bio_alloc(GFP_NOIO, npages);
> > >
> > > How about using __GFP_NOFAIL flag to avoid failing in bio_alloc instead
> > > of adding opencode endless loop in code?
> > >
> > > We can see the reason in thi
; > > To: linux-kernel@vger.kernel.org; linux-fsde...@vger.kernel.org;
> > > linux-f2fs-de...@lists.sourceforge.net
> > > Cc: Jaegeuk Kim
> > > Subject: [f2fs-dev] [PATCH 1/2] f2fs: handle failed bio allocation
> > >
> > > As the below commen
.kernel.org;
> > linux-f2fs-de...@lists.sourceforge.net
> > Cc: Jaegeuk Kim
> > Subject: [f2fs-dev] [PATCH 1/2] f2fs: handle failed bio allocation
> >
> > As the below comment of bio_alloc_bioset, f2fs can allocate multiple bios
> > at the
> > same time. So, we can&
Hi Jaegeuk,
> -Original Message-
> From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> Sent: Saturday, August 15, 2015 7:09 AM
> To: linux-kernel@vger.kernel.org; linux-fsde...@vger.kernel.org;
> linux-f2fs-de...@lists.sourceforge.net
> Cc: Jaegeuk Kim
> Subject: [f2fs-
As the below comment of bio_alloc_bioset, f2fs can allocate multiple bios at the
same time. So, we can't guarantee that bio is allocated all the time.
"
* When @bs is not NULL, if %__GFP_WAIT is set then bio_alloc will always be
* able to allocate a bio. This is due to the mempool guarantees
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