RDMA/siw: Fix page address mapping in TX path

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Use the correct kmap()/kunmap() flow to determine page address used for
CRC computation. Using page_address() is wrong, since page might be in
highmem.

Fixes: b9be6f18cf ("rdma/siw: transmit path")
Link: https://lore.kernel.org/r/20190909132427.30264-1-bmt@zurich.ibm.com
Reported-by: Krishnamraju Eraparaju <krishna2@chelsio.com>
Signed-off-by: Bernard Metzler <bmt@zurich.ibm.com>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

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Bernard Metzler 2019-09-09 15:24:27 +02:00 • committed by Jason Gunthorpe

parent 4a9d46a9fe

commit 0404bd629f

1 changed files with 6 additions and 5 deletions

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11

drivers/infiniband/sw/siw/siw_qp_tx.c

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