From: Jakub Kicinski <kuba@kernel.org>
To: Alexander Lobakin <aleksander.lobakin@intel.com>
Cc: Jesper Dangaard Brouer <hawk@kernel.org>,
Larysa Zaremba <larysa.zaremba@intel.com>,
netdev@vger.kernel.org,
Ilias Apalodimas <ilias.apalodimas@linaro.org>,
linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
Eric Dumazet <edumazet@google.com>,
Michal Kubiak <michal.kubiak@intel.com>,
intel-wired-lan@lists.osuosl.org, Paolo Abeni <pabeni@redhat.com>,
"David S. Miller" <davem@davemloft.net>,
Magnus Karlsson <magnus.karlsson@intel.com>
Subject: Re: [Intel-wired-lan] [PATCH net-next 06/11] net: page_pool: avoid calling no-op externals when possible
Date: Thu, 18 May 2023 08:02:19 -0700 [thread overview]
Message-ID: <20230518080219.109675cc@kernel.org> (raw)
In-Reply-To: <f7a082ae-5ec8-484b-b602-559f6104c9d7@intel.com>
On Thu, 18 May 2023 15:34:44 +0200 Alexander Lobakin wrote:
> And seems like I didn't get the sentence regarding "allocate and throw"
> :s This condition just disables the shortcut if any new page suddenly
> requires real DMA syncs (and if it does, then the sync a line below will
> take way more time than 1 more `if` anyway).
Right, I misread.
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WARNING: multiple messages have this Message-ID (diff)
From: Jakub Kicinski <kuba@kernel.org>
To: Alexander Lobakin <aleksander.lobakin@intel.com>
Cc: "David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
Maciej Fijalkowski <maciej.fijalkowski@intel.com>,
Magnus Karlsson <magnus.karlsson@intel.com>,
Michal Kubiak <michal.kubiak@intel.com>,
Larysa Zaremba <larysa.zaremba@intel.com>,
Jesper Dangaard Brouer <hawk@kernel.org>,
"Ilias Apalodimas" <ilias.apalodimas@linaro.org>,
Christoph Hellwig <hch@lst.de>, <netdev@vger.kernel.org>,
<intel-wired-lan@lists.osuosl.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next 06/11] net: page_pool: avoid calling no-op externals when possible
Date: Thu, 18 May 2023 08:02:19 -0700 [thread overview]
Message-ID: <20230518080219.109675cc@kernel.org> (raw)
In-Reply-To: <f7a082ae-5ec8-484b-b602-559f6104c9d7@intel.com>
On Thu, 18 May 2023 15:34:44 +0200 Alexander Lobakin wrote:
> And seems like I didn't get the sentence regarding "allocate and throw"
> :s This condition just disables the shortcut if any new page suddenly
> requires real DMA syncs (and if it does, then the sync a line below will
> take way more time than 1 more `if` anyway).
Right, I misread.
next prev parent reply other threads:[~2023-05-18 15:02 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-16 16:18 [Intel-wired-lan] [PATCH net-next 00/11] net: intel: start The Great Code Dedup + Page Pool for iavf Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 01/11] net: intel: introduce Intel Ethernet common library Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 02/11] iavf: kill "legacy-rx" for good Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 03/11] iavf: optimize Rx buffer allocation a bunch Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 04/11] iavf: remove page splitting/recycling Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 05/11] iavf: always use a full order-0 page Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 06/11] net: page_pool: avoid calling no-op externals when possible Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-17 8:14 ` [Intel-wired-lan] " Christoph Hellwig
2023-05-17 8:14 ` Christoph Hellwig
2023-05-18 13:26 ` [Intel-wired-lan] " Alexander Lobakin
2023-05-18 13:26 ` Alexander Lobakin
2023-05-18 4:08 ` [Intel-wired-lan] " Jakub Kicinski
2023-05-18 4:08 ` Jakub Kicinski
2023-05-18 4:54 ` [Intel-wired-lan] " Yunsheng Lin
2023-05-18 4:54 ` Yunsheng Lin
2023-05-18 13:29 ` [Intel-wired-lan] " Alexander Lobakin
2023-05-18 13:29 ` Alexander Lobakin
2023-05-18 13:34 ` [Intel-wired-lan] " Alexander Lobakin
2023-05-18 13:34 ` Alexander Lobakin
2023-05-18 15:02 ` Jakub Kicinski [this message]
2023-05-18 15:02 ` Jakub Kicinski
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 07/11] net: page_pool: add DMA-sync-for-CPU inline helpers Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-18 4:12 ` [Intel-wired-lan] " Jakub Kicinski
2023-05-18 4:12 ` Jakub Kicinski
2023-05-18 7:03 ` [Intel-wired-lan] " Ilias Apalodimas
2023-05-18 7:03 ` Ilias Apalodimas
2023-05-18 13:53 ` [Intel-wired-lan] " Alexander Lobakin
2023-05-18 13:53 ` Alexander Lobakin
2023-05-18 13:45 ` [Intel-wired-lan] " Alexander Lobakin
2023-05-18 13:45 ` Alexander Lobakin
2023-05-18 14:56 ` Jakub Kicinski
2023-05-18 14:56 ` Jakub Kicinski
2023-05-18 15:41 ` Alexander Lobakin
2023-05-18 15:41 ` Alexander Lobakin
2023-05-18 20:36 ` Jakub Kicinski
2023-05-18 20:36 ` Jakub Kicinski
2023-05-19 13:56 ` Alexander Lobakin
2023-05-19 13:56 ` Alexander Lobakin
2023-05-19 20:45 ` Jakub Kicinski
2023-05-19 20:45 ` Jakub Kicinski
2023-05-22 13:48 ` Alexander Lobakin
2023-05-22 13:48 ` Alexander Lobakin
2023-05-22 15:27 ` Magnus Karlsson
2023-05-22 15:27 ` Magnus Karlsson
2023-05-18 4:19 ` Jakub Kicinski
2023-05-18 4:19 ` Jakub Kicinski
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 08/11] iavf: switch to Page Pool Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-23 22:42 ` [Intel-wired-lan] " David Christensen
2023-05-23 22:42 ` David Christensen
2023-05-25 11:08 ` [Intel-wired-lan] " Alexander Lobakin
2023-05-25 11:08 ` Alexander Lobakin
2023-05-31 20:18 ` David Christensen
2023-06-02 13:25 ` [Intel-wired-lan] " Alexander Lobakin
2023-06-02 13:25 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 09/11] libie: add common queue stats Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 10/11] libie: add per-queue Page Pool stats Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
2023-05-18 4:19 ` [Intel-wired-lan] " Jakub Kicinski
2023-05-18 4:19 ` Jakub Kicinski
2023-05-18 13:47 ` [Intel-wired-lan] " Alexander Lobakin
2023-05-18 13:47 ` Alexander Lobakin
2023-05-22 15:05 ` [Intel-wired-lan] " Paul Menzel
2023-05-22 15:05 ` Paul Menzel
2023-05-22 15:32 ` Alexander Lobakin
2023-05-22 15:32 ` Alexander Lobakin
2023-05-16 16:18 ` [Intel-wired-lan] [PATCH net-next 11/11] iavf: switch queue stats to libie Alexander Lobakin
2023-05-16 16:18 ` Alexander Lobakin
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