Re: [PATCH] exofs: simple fsync race fix

[Nick Piggin]

This is fine, we'll get it merged before 2.6.37, just give a couple of
days for review, I haven't had much confirmation from other vfs people
about these problems.

Thanks,
Nick

On Thu, Nov 25, 2010 at 12:52:08PM +0200, Boaz Harrosh wrote:
> From: Nick Piggin <npiggin@xxxxxxxxx>
> 
> It is incorrect to test inode dirty bits without participating in the inode
> writeback protocol. Inode writeback sets I_SYNC and clears I_DIRTY_?, then
> writes out the particular bits, then clears I_SYNC when it is done. BTW. it
> may not completely write all pages out, so I_DIRTY_PAGES would get set
> again.
> 
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