[PATCH 01/18] PCI/P2PDMA: refactor the p2pdma mapping helpers

Leon Romanovsky leon at kernel.org
Tue Oct 29 09:48:43 PDT 2024


On Mon, Oct 28, 2024 at 03:59:02PM -0500, Bjorn Helgaas wrote:
> Prefer subject capitalization in drivers/pci:
> 
>   PCI/P2PDMA: Refactor ...
> 
> On Sun, Oct 27, 2024 at 04:21:01PM +0200, Leon Romanovsky wrote:
> > From: Christoph Hellwig <hch at lst.de>
> > 
> > The current scheme with a single helper to determine the P2P status
> > and map a scatterlist segment force users to always use the map_sg
> > helper to DMA map, which we're trying to get away from because they
> > are very cache inefficient.
> > ...
> 
> Acked-by: Bjorn Helgaas <bhelgaas at google.com>
> 
> A couple minor nits below.

I'll fix, thanks



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