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charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH] app/testpmd: fix device hotplug remove 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 10/28/2019 5:51 AM, Yang, Qiming wrote: > Hi, > >> -----Original Message----- >> From: Di, ChenxuX >> Sent: Thursday, October 24, 2019 9:03 AM >> To: dev@dpdk.org >> Cc: Lu, Wenzhuo ; Yang, Qiming >> ; Di, ChenxuX >> Subject: [PATCH] app/testpmd: fix device hotplug remove >> >> Hotplug remove cause infinite loops. Fix by canceling port_close before >> port_detach function when rmv_port_callback. >> >> Fixes: ac89d46096d5 ("net/i40e: release port upon close") >> >> Signed-off-by: Di ChenxuX >> --- >> app/test-pmd/testpmd.c | 1 - >> 1 file changed, 1 deletion(-) >> >> diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index >> 5701f3141..a264644a1 100644 >> --- a/app/test-pmd/testpmd.c >> +++ b/app/test-pmd/testpmd.c >> @@ -2708,7 +2708,6 @@ rmv_port_callback(void *arg) >> no_link_check = 1; >> stop_port(port_id); >> no_link_check = org_no_link_check; >> - close_port(port_id); >> detach_port_device(port_id); >> if (need_to_start) >> start_packet_forwarding(0); >> -- >> 2.17.1 > > NACK, this patch is not acceptable. > I can't really follow what is the root cause of the failure here, @Qiming, if it is a driver issue, can you please briefly describe what is wrong in the driver? Thanks, ferruh