On 2010-10-23 18:59, Christoph Hellwig wrote:
quoted text
> REQ_HARDBARRIER is dead now, so remove the leftovers.  What's left
> at this point is:
> 
>  - various checks inside the block layer.
>  - sanity checks in bio based drivers.
>  - now unused bio_empty_barrier helper.
>  - Xen blockfront use of BLKIF_OP_WRITE_BARRIER - it's dead for a while,
>    but Xen really needs to sort out it's barrier situaton.
>  - setting of ordered tags in uas - dead code copied from old scsi
>    drivers.
>  - scsi different retry for barriers - it's dead and should have been
>    removed when flushes were converted to FS requests.
>  - blktrace handling of barriers - removed.  Someone who knows blktrace
>    better should add support for REQ_FLUSH and REQ_FUA, though.

Thanks Christoph, applied for 2.6.37 (but with a few days of brewing).

-- 
Jens Axboe

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