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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200611080808.pvq3xf2ksdwzbsdy@u256.net> Content-Language: en-US X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=maxime.coquelin@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH 1/2] doc: announce rte_dev_probe() API change X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On 6/11/20 10:08 AM, Gaëtan Rivet wrote: > On 08/06/20 17:53 +0200, Maxime Coquelin wrote: >> In order to simplify the use of rte_dev_probe() and >> rte_dev_remove() by applications, rte_dev_probe() will >> return a reference on the rte_device stating DPDK v20.11. >> >> Signed-off-by: Maxime Coquelin >> --- >> doc/guides/rel_notes/deprecation.rst | 5 +++++ >> 1 file changed, 5 insertions(+) >> >> diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst >> index 0bee924255..47151eac0b 100644 >> --- a/doc/guides/rel_notes/deprecation.rst >> +++ b/doc/guides/rel_notes/deprecation.rst >> @@ -138,3 +138,8 @@ Deprecation Notices >> driver probe scheme. The legacy virtio support will be available through >> the existing VFIO/UIO based kernel driver scheme. >> More details at https://patches.dpdk.org/patch/69351/ > > On the principle ok, formulation seems heavy though (but I'm not a > native speaker so ymmv...): > >> + >> +* eal: Change ``rte_dev_probe`` API to return a pointer on the probed >> + rte_device or NULL instead of 0 or an error code in DPDK v20.11. > > The 'in DPDK v20.11' is confusing here (it could equally apply to first > or second part of the sentence). Given the context it's obvious, but > maybe: > > Change ``rte_dev_probe`` API in DPDK v20.11 to return a pointer on ... > >> + This >> + change will help calling application in avoiding to iterate the devices >> + list when willing to call rte_dev_remove() later. > > How about: > > This change will allow applications avoid iterating on devices after a > probe to get access to the new rte_device. > Good suggestions, I'll fix that. Thanks, Maxime