Herbert Xu wrote:

>pravin b shelar <pravins@calsoftinc.com> wrote:
>  
>
>>This patch  will remove the need for atomic_dec_and_test for this 
>>particular case.
>>Now we can break down the atomic_dec_and_test to atomic_dec & atomic_read.
>>    
>>
>
>Sorry I overlooked your patch.  Otherwise we could have solved this
>one day earlier :)
>  
>
ah ... I was just waiting :)

>  
>
>>Please comment.
>>    
>>
>
>There is just one problem.  We need an extra barrier before or after
>the goto since we no longer have the implicit barrier given by
>atomic_dec_and_test.
>  
>
I am attaching updated patch with barrier.

Regards,
Pravin.