Re: [PATCHv2 net-next] cxgb4: Synchronize access to mailbox

2017-01-06 Thread David Miller
From: Hariprasad Shenai Date: Fri, 6 Jan 2017 08:47:20 +0530 > The issue comes when there are multiple threads attempting to use > the mailbox facility at the same time. > When DCB operations and interface up/down is run in a loop for every > 0.1 sec, we observed mailbox collisions. And out of t

[PATCHv2 net-next] cxgb4: Synchronize access to mailbox

2017-01-05 Thread Hariprasad Shenai
The issue comes when there are multiple threads attempting to use the mailbox facility at the same time. When DCB operations and interface up/down is run in a loop for every 0.1 sec, we observed mailbox collisions. And out of the two commands one would fail with the present code, since we don't que