Re: [PATCH v2] sunrpc: Use GFP_NOFS to prevent use of current->task_frag.

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On Mon, Oct 10, 2022 at 06:56:50PM +0200, Guillaume Nault wrote:
> That's what my RFC patch did. It was rejected because reading
> current->flags may incur a cache miss thus slowing down TCP fast path.
> See the discussion in the Link tag:
> https://lore.kernel.org/netdev/b4d8cb09c913d3e34f853736f3f5628abfd7f4b6.1656699567.git.gnault@xxxxxxxxxx/

As GFP_NOFS/NOIO are on their way out the networking people will have to
do this anyway.



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