Re: [GIT PULL] Btrfs pull request

[Jan Schmidt]

Am 09.11.2011 08:48, schrieb Christoph Hellwig:
> On Tue, Nov 08, 2011 at 08:07:01PM -0500, Chris Mason wrote:
> > Looks like bio_add_page() is failing and we're getting the enomem from
> > there.  LVM is only letting us put one page in each bio.
>
> Yes, at the moment all bio based DM targets only allow single page I/O.

Wait. If I got that correctly, each bio_add_page needs special ENOMEM 
treatment (assuming the target could always be a device mapper target), 
right?

"grep bio_add_page fs/btrfs/*.c" will make you unhappy.

-Jan
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