diff options
| author | Jenny Derzhavetz <jennyf@mellanox.com> | 2015-12-24 12:20:48 +0200 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2015-12-26 19:27:10 -0500 |
| commit | 59caaed7a72a0e3750dfb84636dae6b781559310 (patch) | |
| tree | 69fce7d166f4552fbee364c1c6fe3879c4110070 /drivers/infiniband/ulp/iser/iscsi_iser.h | |
| parent | e26d2d21ff8e3e4f9768960a83e4b7be43f0aeed (diff) | |
IB/iser: Support the remote invalidation exception
Declare that we support remote invalidation in case we are:
1. using fastreg method
2. always registering memory
Detect the invalidated rkey from the work completion info so we
won't invalidate it locally. The spec mandates that we must not rely
on the target remote invalidate our rkey so we must check it upon
a receive (scsi response) completion.
Signed-off-by: Jenny Derzhavetz <jennyf@mellanox.com>
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp/iser/iscsi_iser.h')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iscsi_iser.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h index d3b2a27ee928..95f0a64e076b 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.h +++ b/drivers/infiniband/ulp/iser/iscsi_iser.h @@ -369,6 +369,7 @@ struct iser_reg_ops { * cpus and device max completion vectors * @comps: Dinamically allocated array of completion handlers * @reg_ops: Registration ops + * @remote_inv_sup: Remote invalidate is supported on this device */ struct iser_device { struct ib_device *ib_device; @@ -380,6 +381,7 @@ struct iser_device { int comps_used; struct iser_comp *comps; const struct iser_reg_ops *reg_ops; + bool remote_inv_sup; }; #define ISER_CHECK_GUARD 0xc0 @@ -525,6 +527,7 @@ struct iser_conn { u32 num_rx_descs; unsigned short scsi_sg_tablesize; unsigned int scsi_max_sectors; + bool snd_w_inv; }; /** |