IB/srpt: chain RDMA READ/WRITE requests

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Remove struct rdma_iu and instead allocate the struct ib_rdma_wr array
early and fill out directly.  This allows us to chain the WRs, and thus
archives both less lock contention on the HCA workqueue as well as much
simpler error handling.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>

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This commit is contained in:

Christoph Hellwig 2015-09-29 13:00:44 +02:00

parent 14d3a3b249

commit 59fae4deaa

2 changed files with 130 additions and 345 deletions

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427

drivers/infiniband/ulp/srpt/ib_srpt.c

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48

drivers/infiniband/ulp/srpt/ib_srpt.h

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