Re: [PATCH v2 3/4] PCI: endpoint: Support NTB transfer between RC and EP

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On Tue, Dec 13, 2022 at 6:17 PM Zhi Li <lznuaa@xxxxxxxxx> wrote:
> On Tue, Dec 13, 2022 at 6:08 PM Bjorn Helgaas <helgaas@xxxxxxxxxx> wrote:
>> On Tue, Feb 22, 2022 at 10:23:54AM -0600, Frank Li wrote:
>>
>> > + * +--------------------------------------------------+ Base
>> > + * |                                                  |
>> > + * |                                                  |
>> > + * |                                                  |
>> > + * |          Common Control Register                 |
>> > + * |                                                  |
>> > + * |                                                  |
>> > + * |                                                  |
>> > + * +-----------------------+--------------------------+ Base+span_offset
>> > + * |                       |                          |
>> > + * |    Peer Span Space    |    Span Space            |
>> > + * |                       |                          |
>> > + * |                       |                          |
>> > + * +-----------------------+--------------------------+ Base+span_offset
>> > + * |                       |                          |     +span_count * 4
>> > + * |                       |                          |
>> > + * |     Span Space        |   Peer Span Space        |
>> > + * |                       |                          |
>> > + * +-----------------------+--------------------------+
>>
>> Are these comments supposed to say *spad*, i.e., scratchpad space,
>> instead of "span", to correspond with spad_offset and spad_count
>> below?
>
> Strange, I received some of your comments on the very old patches.

What's strange about it?  I went to the trouble to look up the patch
that introduced the thing I'm asking about.  I sent the email a few
minutes ago.  The question still applies to the current tree.

Please use plain text email on the Linux mailing lists.

Bjorn



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