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authorLijun Pan <ljp@linux.ibm.com>2020-11-20 16:40:12 -0600
committerJakub Kicinski <kuba@kernel.org>2020-11-21 15:30:47 -0800
commit98025bce3a6200a0c4637272a33b5913928ba5b8 (patch)
tree218a36a56aa5ad16571b741b8679a8e512c0db4a /Documentation/mhi
parent8393597579f5250636f1cff157ea73f402b6501e (diff)
ibmvnic: notify peers when failover and migration happen
Commit 61d3e1d9bc2a ("ibmvnic: Remove netdev notify for failover resets") excluded the failover case for notify call because it said netdev_notify_peers() can cause network traffic to stall or halt. Current testing does not show network traffic stall or halt because of the notify call for failover event. netdev_notify_peers may be used when a device wants to inform the rest of the network about some sort of a reconfiguration such as failover or migration. It is unnecessary to call that in other events like FATAL, NON_FATAL, CHANGE_PARAM, and TIMEOUT resets since in those scenarios the hardware does not change. If the driver must do a hard reset, it is necessary to notify peers. Fixes: 61d3e1d9bc2a ("ibmvnic: Remove netdev notify for failover resets") Suggested-by: Brian King <brking@linux.vnet.ibm.com> Suggested-by: Pradeep Satyanarayana <pradeeps@linux.vnet.ibm.com> Signed-off-by: Dany Madden <drt@linux.ibm.com> Signed-off-by: Lijun Pan <ljp@linux.ibm.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'Documentation/mhi')
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