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authorRoland Dreier <rolandd@cisco.com>2007-10-09 19:59:05 -0700
committerRoland Dreier <rolandd@cisco.com>2007-10-09 19:59:05 -0700
commiteaf559bf566f76887533c077d425adce847f06c8 (patch)
tree3ebe7ff1b45cd648a2aa190d437ba923263455c9 /drivers/net/mlx4
parent36ce10d3e849c2f9efa3fd647058de398ee276eb (diff)
downloadop-kernel-dev-eaf559bf566f76887533c077d425adce847f06c8.zip
op-kernel-dev-eaf559bf566f76887533c077d425adce847f06c8.tar.gz
mlx4_core: Don't free special QPs in QP number bitmap
Special QPs are not allocated using the regular QP number bitmap, so when they are destroyed, their QP number should not be freed in the bitmap. Found by Dotan Barak of Mellanox. Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/net/mlx4')
-rw-r--r--drivers/net/mlx4/qp.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/mlx4/qp.c b/drivers/net/mlx4/qp.c
index 19b48c7..278414b 100644
--- a/drivers/net/mlx4/qp.c
+++ b/drivers/net/mlx4/qp.c
@@ -240,7 +240,8 @@ void mlx4_qp_free(struct mlx4_dev *dev, struct mlx4_qp *qp)
mlx4_table_put(dev, &qp_table->auxc_table, qp->qpn);
mlx4_table_put(dev, &qp_table->qp_table, qp->qpn);
- mlx4_bitmap_free(&qp_table->bitmap, qp->qpn);
+ if (qp->qpn < dev->caps.sqp_start + 8)
+ mlx4_bitmap_free(&qp_table->bitmap, qp->qpn);
}
EXPORT_SYMBOL_GPL(mlx4_qp_free);
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