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RDS/IB: Always use PAGE_SIZE for FMR page size

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While FMRs allow significant flexibility in what size of pages they can use,
we really just want FMR pages to match CPU page size. Roland says we can
count on this always being supported, so this simplifies things.

Signed-off-by: Andy Grover <andy.grover@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andy Grover
2009-07-17 13:13:33 +00:00
committed by David S. Miller
parent edacaeae52
commit a870d62726
3 changed files with 6 additions and 12 deletions
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3
net/rds/ib.c
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@@ -85,9 +85,6 @@ void rds_ib_add_one(struct ib_device *device)
rds_ibdev->max_wrs = dev_attr->max_qp_wr;
rds_ibdev->max_sge = min(dev_attr->max_sge, RDS_IB_MAX_SGE);
rds_ibdev->fmr_page_shift = max(9, ffs(dev_attr->page_size_cap) - 1);
rds_ibdev->fmr_page_size = 1 << rds_ibdev->fmr_page_shift;
rds_ibdev->fmr_page_mask = ~((u64) rds_ibdev->fmr_page_size - 1);
rds_ibdev->fmr_max_remaps = dev_attr->max_map_per_fmr?: 32;
rds_ibdev->max_fmrs = dev_attr->max_fmr ?
min_t(unsigned int, dev_attr->max_fmr, fmr_pool_size) :