Re: [QUESTION] inconsistent use of smp_mb()

[David Howells]

Zilin Guan <zilin@xxxxxxxxxx> wrote:

> Since the code does not need the fence, should I send a patch to 
> remove it? Commit 2df8654 introduced this fence during the transition 
> to a new writeback implementation. However, the author added this fence 
> as part of the changes and did not intend to address a specific CPU 
> reordering issue.

Sure.

Thanks,
David