From: Thomas Monjalon <thomas@monjalon.net>
To: dev@dpdk.org
Cc: "David Marchand" <david.marchand@redhat.com>,
"Bruce Richardson" <bruce.richardson@intel.com>,
"Qi Zhang" <qi.z.zhang@intel.com>,
"Morten Brørup" <mb@smartsharesystems.com>,
"Shijith Thotton" <sthotton@marvell.com>,
"Olivier Matz" <olivier.matz@6wind.com>,
"Ruifeng Wang" <ruifeng.wang@arm.com>,
"Parav Pandit" <parav@nvidia.com>,
"Xueming Li" <xuemingl@nvidia.com>,
"Tomasz Duszynski" <tduszynski@marvell.com>,
"Long Li" <longli@microsoft.com>,
"Nithin Dabilpuram" <ndabilpuram@marvell.com>,
"Kiran Kumar K" <kirankumark@marvell.com>,
"Sunil Kumar Kori" <skori@marvell.com>,
"Satha Rao" <skoteshwar@marvell.com>,
"Jingjing Wu" <jingjing.wu@intel.com>,
"Beilei Xing" <beilei.xing@intel.com>,
"Ankur Dwivedi" <adwivedi@marvell.com>,
"Anoob Joseph" <anoobj@marvell.com>,
"Tejasree Kondoj" <ktejasree@marvell.com>,
"Kai Ji" <kai.ji@intel.com>,
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"Harry van Haaren" <harry.van.haaren@intel.com>,
"Artem V. Andreev" <artem.andreev@oktetlabs.ru>,
"Andrew Rybchenko" <andrew.rybchenko@oktetlabs.ru>,
"Ashwin Sekhar T K" <asekhar@marvell.com>,
"Srikanth Yalavarthi" <syalavarthi@marvell.com>,
"John W. Linville" <linville@tuxdriver.com>,
"Ciara Loftus" <ciara.loftus@intel.com>,
"Chas Williams" <chas3@att.com>,
"Min Hu (Connor)" <humin29@huawei.com>,
"Yuying Zhang" <yuying.zhang@intel.com>,
"Gaetan Rivet" <grive@u256.net>,
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"Yisen Zhuang" <yisen.zhuang@huawei.com>,
"Konstantin Ananyev" <konstantin.v.ananyev@yandex.ru>,
"Qiming Yang" <qiming.yang@intel.com>,
"Jakub Grajciar" <jgrajcia@cisco.com>,
"Tetsuya Mukawa" <mtetsuyah@gmail.com>,
"Jakub Palider" <jpalider@marvell.com>,
"Sachin Saxena" <sachin.saxena@nxp.com>,
"Hemant Agrawal" <hemant.agrawal@nxp.com>,
fengchengwen <fengchengwen@huawei.com>
Subject: Re: [PATCH v3 1/5] build: clarify configuration without IOVA field in mbuf
Date: Thu, 16 Mar 2023 12:00:15 +0100 [thread overview]
Message-ID: <2273513.ElGaqSPkdT@thomas> (raw)
In-Reply-To: <61879568-0fbc-5ce9-26c2-af5daae9afc4@huawei.com>
15/03/2023 02:56, fengchengwen:
> On 2023/3/14 22:29, Thomas Monjalon wrote:
> > The impact of the option "enable_iova_as_pa" is explained for users.
> >
> > Also the code flag "RTE_IOVA_AS_PA" is renamed as "RTE_IOVA_IN_MBUF"
> > in order to be more accurate (IOVA mode is decided at runtime),
> > and more readable in the code.
> >
> > Similarly the drivers are using the variable "require_iova_in_mbuf"
> > instead of "pmd_supports_disable_iova_as_pa" with an opposite meaning.
> > By default, it is assumed that drivers require the IOVA field in mbuf.
> > The drivers which support removing this field have to declare themselves.
> > Some bus drivers are declared compatible.
> >
> > If the option "enable_iova_as_pa" is disabled, the unsupported drivers
> > will be listed with the new reason text "requires IOVA in mbuf".
> >
> > Suggested-by: Bruce Richardson <bruce.richardson@intel.com>
> > Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
> > Reviewed-by: Bruce Richardson <bruce.richardson@intel.com>
> > Acked-by: Morten Brørup <mb@smartsharesystems.com>
>
> Acked-by: Chengwen Feng <fengchengwen@huawei.com>
Applied
next prev parent reply other threads:[~2023-03-16 11:00 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-19 11:55 [PATCH] drivers: skip build of sub-libs not supporting IOVA mode Thomas Monjalon
2023-03-02 13:52 ` Zhang, Qi Z
2023-03-02 13:57 ` Thomas Monjalon
2023-03-02 14:16 ` Zhang, Qi Z
2023-03-03 14:23 ` Thomas Monjalon
2023-03-02 14:26 ` Morten Brørup
2023-03-02 16:01 ` [EXT] " Shijith Thotton
2023-03-06 16:13 ` [PATCH v2 0/2] refactor diasbling IOVA as PA Thomas Monjalon
2023-03-06 16:13 ` [PATCH v2 1/2] build: clarify configuration without IOVA field in mbuf Thomas Monjalon
2023-03-06 16:35 ` Morten Brørup
2023-03-06 16:39 ` Bruce Richardson
2023-03-06 19:49 ` Thomas Monjalon
2023-03-09 1:43 ` fengchengwen
2023-03-09 7:29 ` Thomas Monjalon
2023-03-09 11:23 ` fengchengwen
2023-03-09 12:12 ` Thomas Monjalon
2023-03-09 13:10 ` Bruce Richardson
2023-03-13 15:51 ` Thomas Monjalon
2023-03-06 16:13 ` [PATCH v2 2/2] drivers: skip build of sub-libs not supporting IOVA mode Thomas Monjalon
2023-03-14 14:29 ` [PATCH v3 0/5] refactor disabling IOVA as PA Thomas Monjalon
2023-03-14 14:29 ` [PATCH v3 1/5] build: clarify configuration without IOVA field in mbuf Thomas Monjalon
2023-03-15 1:56 ` fengchengwen
2023-03-16 11:00 ` Thomas Monjalon [this message]
2023-03-14 14:29 ` [PATCH v3 2/5] net/hns3: support IOVA forced as VA Thomas Monjalon
2023-03-14 14:29 ` [PATCH v3 3/5] dma/hisilicon: " Thomas Monjalon
2023-03-14 14:29 ` [PATCH v3 4/5] compress/octeontx: " Thomas Monjalon
2023-03-14 14:29 ` [PATCH v3 5/5] drivers: skip build of sub-libs not supporting IOVA mode Thomas Monjalon
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