]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 2787d12) | patch
RDMA/cxgb4: Don't change QP state outside EP lock
authorSteve Wise <swise@opengridcomputing.com>
Tue, 10 May 2011 05:06:22 +0000 (22:06 -0700)
committerRoland Dreier <roland@purestorage.com>
Tue, 10 May 2011 05:06:22 +0000 (22:06 -0700)
commitae8d54604fd04c553ad9fd123738b574c2a71942
treeace5f0f3da8d942bc894f8ad0fbc6ceddda1d64dtree | snapshot
parent2787d12aaa42cb4b78bad463394a382a6cb6cadccommit | diff
RDMA/cxgb4: Don't change QP state outside EP lock

Concurrent ingress CLOSE and ULP ABORT operations causes a crash due
to a race condition where the close path releases the EP lock and then
tries to move the QP state to CLOSED.  This must be done inside the EP
lock to avoid the race.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
drivers/infiniband/hw/cxgb4/cm.c diff | blob | history
drivers/infiniband/hw/cxgb4/iw_cxgb4.h diff | blob | history
drivers/infiniband/hw/cxgb4/qp.c diff | blob | history
Linux Kernel Source Tree.