diff options
| author | Joachim Fenkes <fenkes@de.ibm.com> | 2007-12-10 20:59:10 +0300 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2007-12-13 01:09:43 +0300 |
| commit | 4faf7757955239c1b259e7dab224d4638a99b456 (patch) | |
| tree | d6e56aef1706cf26c0daa67bad150cb88ad7f52f /drivers/infiniband/hw/ehca/hipz_hw.h | |
| parent | 1457edc72d187f452be1374c7d9281f1dfa16f32 (diff) | |
| download | linux-4faf7757955239c1b259e7dab224d4638a99b456.tar.xz | |
IB/ehca: Serialize HCA-related hCalls if necessary
Several pSeries firmware versions share a rare locking issue in the
HCA-related hCalls. Check for a feature flag that indicates the issue
being fixed and serialize all HCA hCalls if not.
Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw/ehca/hipz_hw.h')
| -rw-r--r-- | drivers/infiniband/hw/ehca/hipz_hw.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ehca/hipz_hw.h b/drivers/infiniband/hw/ehca/hipz_hw.h index 485b8400359e..bf996c7acc42 100644 --- a/drivers/infiniband/hw/ehca/hipz_hw.h +++ b/drivers/infiniband/hw/ehca/hipz_hw.h @@ -378,6 +378,7 @@ struct hipz_query_hca { #define HCA_CAP_UD_LL_QP EHCA_BMASK_IBM(16, 16) #define HCA_CAP_RESIZE_MR EHCA_BMASK_IBM(17, 17) #define HCA_CAP_MINI_QP EHCA_BMASK_IBM(18, 18) +#define HCA_CAP_H_ALLOC_RES_SYNC EHCA_BMASK_IBM(19, 19) /* query port response block */ struct hipz_query_port { |