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Re: [dm-devel] [PATCHSET 2.6.36-rc2] block, fs: replace HARDBARRIER with FLUSH/FUA



On Wed, Aug 25 2010 at 11:47am -0400,
Tejun Heo <tj kernel org> wrote:

> Hello,
> 
> This patchset is combination of the following three patchset.
> 
>  [1] block: replace barrier with sequenced flush
>  [2] block: convert to REQ_FLUSH/FUA
>  [3] replace barriers with explicit flush / FUA usage
> 
> Changes from the previous postings are,
> 
> * Rebased on top of 2.6.36-rc2 (502adf5778f4151dcba3f64dd6ed322151f3712c)

Awesome, thanks!

> * dm conversion is excluded for now.
...
> I've audited all make_request drivers and after this patchset only
> blktrace, dm, drbd and xen need more work.  I'll work on blktrace and
> dm

OK, once you have the DM patch refreshed I'll jump in with further
changes (SCSI error differentiation in mpath) and more careful review of
the DM changes (both bio-based and request-based).

Thanks again!
Mike


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