[pnfs] [0/6] Provide support for O_DIRECT

[Benny Halevy]

I suggest we wait a couple days with this patchset and do it
right for 2.6.26, in particular the error handling paths there
need to be taken into account.

Benny

On May. 29, 2008, 4:27 +0300, Dean Hildebrand <seattleplus at gmail.com> wrote:
> These patches provide support for NFSv41/pNFS with O_DIRECT.
> 
> Patches 5/6 essentially use ifdef to insert pnfs code into
> the existing direct read/write functions.  I'm not entirely
> pleased with this, but these are such monolithic functions
> that duplicating them for pNFS seems cumbersome.
> 
> Note: This patch provides prelim support for non-file layout
> drivers, but this should be tested.
> 
> 1. enables sessions with O_DIRECT.
> 2. o_direct code reorg to prepare for pnfs
> 3. fix a bug and align try_to_commit with the other 2 try_to_xxx funcs
> 4/5/6 o_direct support
> 
> 
> 
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