diff options
author | Roland Dreier <rolandd@cisco.com> | 2005-07-07 17:57:18 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-07 18:23:49 -0700 |
commit | 99264c1ee2ce908f95c075cce97698758a793b58 (patch) | |
tree | d6ce99ee31aa1da65531f67268695f89d9e876d2 /drivers/infiniband/hw/mthca/mthca_provider.c | |
parent | 53b8b3ffd5e0b10f3c683096a663d0cc22179c43 (diff) | |
download | op-kernel-dev-99264c1ee2ce908f95c075cce97698758a793b58.zip op-kernel-dev-99264c1ee2ce908f95c075cce97698758a793b58.tar.gz |
[PATCH] IB uverbs: add mthca user PD support
Add support for userspace protection domains (PDs) to mthca.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_provider.c')
-rw-r--r-- | drivers/infiniband/hw/mthca/mthca_provider.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 9acb8c5..318356c 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -368,12 +368,20 @@ static struct ib_pd *mthca_alloc_pd(struct ib_device *ibdev, if (!pd) return ERR_PTR(-ENOMEM); - err = mthca_pd_alloc(to_mdev(ibdev), pd); + err = mthca_pd_alloc(to_mdev(ibdev), !context, pd); if (err) { kfree(pd); return ERR_PTR(err); } + if (context) { + if (ib_copy_to_udata(udata, &pd->pd_num, sizeof (__u32))) { + mthca_pd_free(to_mdev(ibdev), pd); + kfree(pd); + return ERR_PTR(-EFAULT); + } + } + return &pd->ibpd; } |