On Wed, 2018-10-10 at 16:36 -0700, Alexander Duyck wrote: > This patch set is intended to improve NVDIMM label read times by first > increasing the upper limit on the label read/write size, and then > reducing the number of reads by making use of the free label bitmap in > the index to determine what labels are actually populated and only read > those labels. In my testing on a system populated with 24 NVDIMM modules > I see the total label init time drop from about 24 seconds down to 2 to > 3 seconds. > > In the process of coding this up I came across a few minor issues that > I felt should be addressed so I have added a few patches for those fixes > along the way. > > --- > > Alexander Duyck (5): > nvdimm: Sanity check labeloff > nvdimm: Clarify comment in sizeof_namespace_index > nvdimm: Remove empty if statement > nvdimm: Split label init out from the logic for getting config data > nvdimm: Use namespace index data to reduce number of label reads needed > > Dan Williams (1): > libnvdimm, dimm: Maximize label transfer size >
This series really helps us a lot!! The change looks good to me. Reviewed-by: Toshi Kani <[email protected]> Thanks! -Toshi _______________________________________________ Linux-nvdimm mailing list [email protected] https://lists.01.org/mailman/listinfo/linux-nvdimm
