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IB/srp: Dont allocate a page vector when using fast_reg

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The new fast registration API does not reuqire a page vector
so we can't avoid allocating it.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Tested-by: Bart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Sagi Grimberg 2015-10-13 19:11:41 +03:00 committed by Doug Ledford
parent 51c2b8e2ac
commit 9a21be531c
1 changed files with 11 additions and 9 deletions
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20
drivers/infiniband/ulp/srp/ib_srp.c
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@ -840,11 +840,12 @@ static void srp_free_req_data(struct srp_target_port *target,
for (i = 0; i < target->req_ring_size; ++i) {
req = &ch->req_ring[i];
if (dev->use_fast_reg)
if (dev->use_fast_reg) {
kfree(req->fr_list);
else
} else {
kfree(req->fmr_list);
kfree(req->map_page);
kfree(req->map_page);
}
if (req->indirect_dma_addr) {
ib_dma_unmap_single(ibdev, req->indirect_dma_addr,
target->indirect_size,
@ -878,14 +879,15 @@ static int srp_alloc_req_data(struct srp_rdma_ch *ch)
GFP_KERNEL);
if (!mr_list)
goto out;
if (srp_dev->use_fast_reg)
if (srp_dev->use_fast_reg) {
req->fr_list = mr_list;
else
} else {
req->fmr_list = mr_list;
req->map_page = kmalloc(srp_dev->max_pages_per_mr *
sizeof(void *), GFP_KERNEL);
if (!req->map_page)
goto out;
req->map_page = kmalloc(srp_dev->max_pages_per_mr *
sizeof(void *), GFP_KERNEL);
if (!req->map_page)
goto out;
}
req->indirect_desc = kmalloc(target->indirect_size, GFP_KERNEL);
if (!req->indirect_desc)
goto out;