diff options
author | Mike Marciniszyn <mike.marciniszyn@intel.com> | 2016-05-12 20:22:57 +0300 |
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committer | Doug Ledford <dledford@redhat.com> | 2016-05-14 02:39:15 +0300 |
commit | 17f15bf66884b9e33c5005ee0149b039af8f7af2 (patch) | |
tree | 77308e38ae45f9b5313a4404e132cd36bbdab19f | |
parent | 1ebe79c9484bb1b9bd51b3dd6e82b8ff87ebaeba (diff) | |
download | linux-17f15bf66884b9e33c5005ee0149b039af8f7af2.tar.xz |
IB/hfi1: Fix pio wait counter double increment
The code unconditionlly increments the pio wait counter
making the counter inacurate and unusable.
Fixes: 14553ca11039 ("staging/rdma/hfi1: Adaptive PIO for short messages")
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
-rw-r--r-- | drivers/staging/rdma/hfi1/verbs.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/staging/rdma/hfi1/verbs.c b/drivers/staging/rdma/hfi1/verbs.c index 9cdc85fa366f..f3531fdfef01 100644 --- a/drivers/staging/rdma/hfi1/verbs.c +++ b/drivers/staging/rdma/hfi1/verbs.c @@ -946,7 +946,6 @@ static int pio_wait(struct rvt_qp *qp, dev->n_piowait += !!(flag & RVT_S_WAIT_PIO); dev->n_piodrain += !!(flag & RVT_S_WAIT_PIO_DRAIN); - dev->n_piowait++; qp->s_flags |= flag; was_empty = list_empty(&sc->piowait); list_add_tail(&priv->s_iowait.list, &sc->piowait); |