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From: Jakub Kicinski <kuba@kernel.org>
To: drt <drt@linux.vnet.ibm.com>
Cc: Lijun Pan <ljp@linux.ibm.com>,
	netdev@vger.kernel.org, sukadev@linux.ibm.com, drt@linux.ibm.com
Subject: Re: [PATCH net 02/15] ibmvnic: process HMC disable command
Date: Mon, 23 Nov 2020 11:43:28 -0800	[thread overview]
Message-ID: <20201123114328.00c0b933@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> (raw)
In-Reply-To: <aa10c3fad62841df56a6185b3b267ca9@linux.vnet.ibm.com>

On Sun, 22 Nov 2020 07:12:38 -0800 drt wrote:
> On 2020-11-21 15:36, Jakub Kicinski wrote:
> > On Fri, 20 Nov 2020 16:40:36 -0600 Lijun Pan wrote:  
> >> From: Dany Madden <drt@linux.ibm.com>
> >> 
> >> Currently ibmvnic does not support the disable vnic command from the
> >> Hardware Management Console. This patch enables ibmvnic to process
> >> CRQ message 0x07, disable vnic adapter.  
> > 
> > What user-visible problem does this one solve?  
> This allows HMC to disconnect a Linux client from the network if the 
> vNIC adapter is misbehaving and/or sending malicious traffic. The effect 
> is the same as when a sysadmin sets a link down (ibmvnic_close()) on the 
> Linux client. This patch extends this ability to the HMC.

Okay, sounds to me like net-next material, then.

IIUC we don't need to fix this ASAP and backport to stable.

  reply	other threads:[~2020-11-23 19:43 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-20 22:40 [PATCH net 00/15] ibmvnic: assorted bug fixes Lijun Pan
2020-11-20 22:40 ` [PATCH net 01/15] ibmvnic: handle inconsistent login with reset Lijun Pan
2020-11-21 23:36   ` Jakub Kicinski
2020-11-20 22:40 ` [PATCH net 02/15] ibmvnic: process HMC disable command Lijun Pan
2020-11-21 23:36   ` Jakub Kicinski
2020-11-21 23:38     ` Jakub Kicinski
2020-11-22 15:12     ` drt
2020-11-23 19:43       ` Jakub Kicinski [this message]
2020-11-23 21:46         ` drt
2020-11-20 22:40 ` [PATCH net 03/15] ibmvnic: stop free_all_rwi on failed reset Lijun Pan
2020-11-20 22:40 ` [PATCH net 04/15] ibmvnic: remove free_all_rwi function Lijun Pan
2020-11-21 23:39   ` Jakub Kicinski
2020-11-20 22:40 ` [PATCH net 05/15] ibmvnic: avoid memset null scrq msgs Lijun Pan
2020-11-20 22:40 ` [PATCH net 06/15] ibmvnic: restore adapter state on failed reset Lijun Pan
2020-11-20 22:40 ` [PATCH net 07/15] ibmvnic: delay next reset if hard reset failed Lijun Pan
2020-11-20 22:40 ` [PATCH net 08/15] ibmvnic: track pending login Lijun Pan
2020-11-20 22:40 ` [PATCH net 09/15] ibmvnic: send_login should check for crq errors Lijun Pan
2020-11-20 22:40 ` [PATCH net 10/15] ibmvnic: no reset timeout for 5 seconds after reset Lijun Pan
2020-11-20 23:01   ` drt
2020-11-20 22:40 ` [PATCH net 11/15] ibmvnic: reduce wait for completion time Lijun Pan
2020-11-20 22:40 ` [PATCH net 12/15] ibmvnic: fix NULL pointer dereference in reset_sub_crq_queues Lijun Pan
2020-11-21 23:44   ` Jakub Kicinski
2020-11-20 22:40 ` [PATCH net 13/15] ibmvnic: fix NULL pointer dereference in ibmvic_reset_crq Lijun Pan
2020-11-20 22:40 ` [PATCH net 14/15] ibmvnic: enhance resetting status check during module exit Lijun Pan
2020-11-20 22:40 ` [PATCH net 15/15] ibmvnic: add some debugs Lijun Pan
2020-11-21 23:45   ` Jakub Kicinski
2020-11-23 19:48     ` Sukadev Bhattiprolu
2020-11-23 19:38 ` [PATCH net 00/15] ibmvnic: assorted bug fixes ljp

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