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authorSagi Grimberg <sagig@mellanox.com>2014-02-23 16:19:12 +0400
committerRoland Dreier <roland@purestorage.com>2014-03-07 23:40:04 +0400
commitd5436ba01075ef4629015f7a00914d64ffd795d6 (patch)
tree1eb91ca4b7454c86c01fa794f93250203c37023c /net
parente6631814fb3ac454fbbf47ea343c2b9508e4e1ba (diff)
downloadlinux-d5436ba01075ef4629015f7a00914d64ffd795d6.tar.xz
IB/mlx5: Collect signature error completion
This commit takes care of the generated signature error CQE generated by the HW (if happened). The underlying mlx5 driver will handle signature error completions and will mark the relevant memory region as dirty. Once the consumer gets the completion for the transaction, it must check for signature errors on signature memory region using a new lightweight verb ib_check_mr_status(). In case the user doesn't check for signature error (i.e. doesn't call ib_check_mr_status() with status check IB_MR_CHECK_SIG_STATUS), the memory region cannot be used for another signature operation (REG_SIG_MR work request will fail). Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'net')
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