[v3, 1/3] powerpc/pseries: Make the acquire/release of the drc for memory a seperate step

Michael Ellerman patch-notifications at ellerman.id.au
Thu Feb 2 22:45:15 AEDT 2017

On Fri, 2017-01-06 at 19:25:53 UTC, John Allen wrote:
> When adding and removing LMBs we should make the acquire/release of
> the DRC a separate step to allow for a few improvements. First
> this will ensure that LMBs removed during a remove by count operation
> are all available if a error occurs and we need to add them back. By
> first removeing all the LMBs from the kernel before releasing their
> DRCs the LMBs are available to add back should an error occur.
> Also, this will allow for faster re-add operations of memory for
> PRRN event handling since we can skip the unneeded step of having
> to release the DRC and the acquire it back.
> Signed-off-by: Nathan Fontenot <nfont at linux.vnet.ibm.com>
> Signed-off-by: John Allen <jallen at linux.vnet.ibm.com>

Series applied to powerpc next, thanks.



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