From: Yunsheng Lin <linyunsh...@huawei.com> Date: Thu, 30 Nov 2023 20:20:44 +0800
> On 2023/11/30 19:58, Alexander Lobakin wrote: >> From: Yunsheng Lin <linyunsh...@huawei.com> >> Date: Thu, 30 Nov 2023 16:46:11 +0800 >> >>> On 2023/11/29 21:17, Alexander Lobakin wrote: >>>> From: Yunsheng Lin <linyunsh...@huawei.com> >>>> Date: Wed, 29 Nov 2023 11:17:50 +0800 >>>> >>>>> On 2023/11/27 22:32, Alexander Lobakin wrote: >>>>>> >>>>>> Chris, any thoughts on a global flag for skipping DMA syncs ladder? >>>>> >>>>> It seems there was one already in the past: >>>>> >>>>> https://lore.kernel.org/netdev/7c55a4d7-b4aa-25d4-1917-f6f355bd7...@arm.com/T/ >>>> >>>> It addresses a different problem, meaningless indirect calls, while this >>>> one addresses meaningless direct calls :> >>>> When the above gets merged, we could combine these two into one global, >>>> but Eric wasn't active with his patch and I remember there were some >>>> problems, so I wouldn't count on that it will arrive soon. >>> >>> I went through the above patch, It seems to me that there was no >>> fundamental problem that stopping us from implementing it in the dma >>> layer basing on Eric' patch if Eric is no longer interested in working >>> on a newer version? >> >> I'm somewhat interested in continuing working on Eric's patch, but not >> now. Have some urgent projects to work on, I could take this in January >> I guess... >> This PP-specific shortcut was done earlier and gives good boosts. It >> would be trivial to remove it together with the XSk shortcut once a >> generic both indirect and direct call DMA shortcut lands. >> Does this sounds good / justified enough? Or you and other >> reviewers/maintainers would prefer to wait for the generic one without >> taking this patch? >> > > I would prefer we could wait for the generic one as there is only about one > month between now and january:) Ok, let's do it this way. I'll try to revive Eric's idea soon and get it taken if he doesn't mind :> Thanks, Olek _______________________________________________ Intel-wired-lan mailing list Intel-wired-lan@osuosl.org https://lists.osuosl.org/mailman/listinfo/intel-wired-lan
