Messages in this thread |  | | Date | Thu, 4 Feb 2021 08:29:47 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH RFC v1 2/6] swiotlb: convert variables to arrays |
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On Wed, Feb 03, 2021 at 03:37:05PM -0800, Dongli Zhang wrote: > This patch converts several swiotlb related variables to arrays, in > order to maintain stat/status for different swiotlb buffers. Here are > variables involved: > > - io_tlb_start and io_tlb_end > - io_tlb_nslabs and io_tlb_used > - io_tlb_list > - io_tlb_index > - max_segment > - io_tlb_orig_addr > - no_iotlb_memory > > There is no functional change and this is to prepare to enable 64-bit > swiotlb.
Claire Chang (on Cc) already posted a patch like this a month ago, which looks much better because it actually uses a struct instead of all the random variables.
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