diff options
| author | Oren Duer <oren@mellanox.co.il> | 2008-05-05 15:56:52 -0700 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-05-05 15:56:52 -0700 |
| commit | c5057ddccbcb4bf363af628d7963a7475f4114a7 (patch) | |
| tree | 4f304c61335dc607d51e6b242d058c430388708e /drivers/net/mlx4 | |
| parent | cf04690885972eaba830ee761de545a6956197e6 (diff) | |
| download | lwn-c5057ddccbcb4bf363af628d7963a7475f4114a7.tar.gz lwn-c5057ddccbcb4bf363af628d7963a7475f4114a7.zip | |
mlx4_core: Support creation of FMRs with pages smaller than 4K
Don't hard code a test against a minimum page shift of 12, since the
device may support smaller pages. Test against the actual smallest
page size from the device capabilities.
Signed-off-by: Oren Duer <oren@mellanox.co.il>
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/net/mlx4')
| -rw-r--r-- | drivers/net/mlx4/mr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/mlx4/mr.c b/drivers/net/mlx4/mr.c index cb46446b2691..03a9abcce524 100644 --- a/drivers/net/mlx4/mr.c +++ b/drivers/net/mlx4/mr.c @@ -551,7 +551,7 @@ int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages, u64 mtt_seg; int err = -ENOMEM; - if (page_shift < 12 || page_shift >= 32) + if (page_shift < (ffs(dev->caps.page_size_cap) - 1) || page_shift >= 32) return -EINVAL; /* All MTTs must fit in the same page */ |