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RDS: IB: Limit the scope of has_fr/has_fmr variables 

This patch fixes the scope of has_fr and has_fmr variables as they are
needed only in rds_ib_add_one().

Signed-off-by: Avinash Repaka <avinash.repaka@oracle.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Avinash Repaka 2017-10-04 12:10:43 -07:00 committed by David S. Miller
parent 1bcdca3ffb
commit 9dff9936f0
2 changed files with 6 additions and 7 deletions
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11
net/rds/ib.c
View File

@ -126,6 +126,7 @@ void rds_ib_dev_put(struct rds_ib_device *rds_ibdev)
static void rds_ib_add_one(struct ib_device *device)
{
struct rds_ib_device *rds_ibdev;
bool has_fr, has_fmr;
/* Only handle IB (no iWARP) devices */
if (device->node_type != RDMA_NODE_IB_CA)
@ -143,11 +144,11 @@ static void rds_ib_add_one(struct ib_device *device)
rds_ibdev->max_wrs = device->attrs.max_qp_wr;
rds_ibdev->max_sge = min(device->attrs.max_sge, RDS_IB_MAX_SGE);
rds_ibdev->has_fr = (device->attrs.device_cap_flags &
IB_DEVICE_MEM_MGT_EXTENSIONS);
rds_ibdev->has_fmr = (device->alloc_fmr && device->dealloc_fmr &&
device->map_phys_fmr && device->unmap_fmr);
rds_ibdev->use_fastreg = (rds_ibdev->has_fr && !rds_ibdev->has_fmr);
has_fr = (device->attrs.device_cap_flags &
IB_DEVICE_MEM_MGT_EXTENSIONS);
has_fmr = (device->alloc_fmr && device->dealloc_fmr &&
device->map_phys_fmr && device->unmap_fmr);
rds_ibdev->use_fastreg = (has_fr && !has_fmr);
rds_ibdev->fmr_max_remaps = device->attrs.max_map_per_fmr?: 32;
rds_ibdev->max_1m_mrs = device->attrs.max_mr ?

2
net/rds/ib.h
View File

@ -215,8 +215,6 @@ struct rds_ib_device {
struct list_head conn_list;
struct ib_device *dev;
struct ib_pd *pd;
bool has_fmr;
bool has_fr;
bool use_fastreg;
unsigned int max_mrs;