Re: [PATCH 1/2] ext4: Do not allow retry alloc loop under open transaction

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On Wed, 03 Feb 2010 21:27:31 +0300, Dmitry Monakhov <dmonakhov@xxxxxxxxxx> wrote:
> 
> Some times we call ->write_begin() with opened journal
> but write_begin() may internally call ext4_should_retry_alloc()
> in case of ENOSPC, which result in deadlock.
> This patch introduce new AOP_FLAG which should be tested on retry
> alloc path.
> 

Can you explain this further. We do a journal_stop before
ext4_should_retry_alloc. So not sure about the deadlock.

-aneesh
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