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authorVipul Pandya <vipul@chelsio.com>2012-05-18 11:59:32 +0200
committerRoland Dreier <roland@purestorage.com>2012-05-18 22:22:36 +0200
commitec3eead217181d7360a11317a888ceb30807867c (patch)
treea03f11c906567206293bfed251542c0d0da05e43 /drivers/infiniband/hw/cxgb4/qp.c
parentRDMA/cxgb4: Use vmalloc() for debugfs QP dump (diff)
downloadlinux-ec3eead217181d7360a11317a888ceb30807867c.tar.xz
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RDMA/cxgb4: Remove kfifo usage
Using kfifos for ID management was limiting the number of QPs and preventing NP384 MPI jobs. So replace it with a simple bitmap allocator. Remove IDs from the IDR tables before deallocating them. This bug was causing the BUG_ON() in insert_handle() to fire because the ID was getting reused before being removed from the IDR table. Signed-off-by: Vipul Pandya <vipul@chelsio.com> Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4/qp.c')
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