Re: WRITE SAME block zeroing support

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On Fri, 2012-10-12 at 10:08 -0700, y morit wrote:
> Hi,
> 
> Is there any update on this topic? (WRITE_SAME block zeroing support on LIO)


So the kernel patches for generic block level WRITE_SAME support went
into v3.7-rc1, and we'll be enabling target_core_iblock.c backends to
use this new functionality as a v3.8-rc item.

--nab

> >Re: VMware ESXi5 Build 623860 - UNMAP Bit
> >
> >On Tue, 2012-03-27 at 14:42 +0200, Stefan Gourguis wrote:
> >> Me again....
> >>
> >> is disabling the VAAI on ESXi the only Solution to fix this ?
> >> Is there a VAAI Support planned for the Community Edition of LIO?
> >>
> >
> >Hi Stefan,
> >
> >To clarify, we plan to enable proper WRITE_SAME support in IBLOCK
> >backends once mkp's patches are merged to support this within the Linux
> >Block layer.  These patches have not been merged for v3.4-rc1, so they
> >will likely end up being a v3.5 -> v3.6 time-frame item at this point.
> >
> >--nab
> 
> http://www.spinics.net/lists/target-devel/msg02189.html
> 
> Looks like the block zeroing is not supported yet in the latest Kernel (3.6.1).
> 
> Thank you
> Ymo
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