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| author |   Mike Marciniszyn <mike.marciniszyn@intel.com> | 2017-05-04 05:14:04 -0700 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2017-05-04 19:31:46 -0400 |
| commit | 688f21c0be9e3ddd6c5b2241daeb9fe978c0e081 (patch) | |
| tree | 35a23885dbec15d72e12545b14913846e1d02cf2 /drivers/infiniband/hw/hfi1/verbs.h | |
| parent | IB/hfi1: Fix checks for Offline transient state (diff) | |
| download | linux-dev-688f21c0be9e3ddd6c5b2241daeb9fe978c0e081.tar.xz linux-dev-688f21c0be9e3ddd6c5b2241daeb9fe978c0e081.zip | |
IB/hfi1, IB/rdmavt: Move r_adefered to r_lock cache line
This field is causing excessive cache line bouncing.
There are spare bytes in the r_lock cache line so the best approach
is to make an rvt QP field and remove from the hfi1 priv field.
Signed-off-by: Sebastian Sanchez <sebastian.sanchez@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/verbs.h')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/verbs.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/verbs.h b/drivers/infiniband/hw/hfi1/verbs.h index 52ff275caf54..c0913c6c8002 100644 --- a/drivers/infiniband/hw/hfi1/verbs.h +++ b/drivers/infiniband/hw/hfi1/verbs.h @@ -125,7 +125,6 @@ struct hfi1_qp_priv { struct sdma_engine *s_sde; /* current sde */ struct send_context *s_sendcontext; /* current sendcontext */ u8 s_sc; /* SC[0..4] for next packet */ - u8 r_adefered; /* number of acks defered */ struct iowait s_iowait; struct rvt_qp *owner; }; |