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authorChuck Lever2015-03-30 14:35:17 -0400
committerAnna Schumaker2015-03-31 09:52:53 -0400
commit4561f347d49c645fd81d1f47b0fb460e8a6e4587 (patch)
tree139bf80af59a649e011c21f915d60ad2941850ef /net/sunrpc/xprtrdma/frwr_ops.c
parent31a701a94751509bb72e13d851f18ddcf22ff722 (diff)
xprtrdma: Add "destroy MRs" memreg op
Memory Region objects associated with a transport instance are destroyed before the instance is shutdown and destroyed. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Sagi Grimberg <sagig@mellanox.com> Tested-by: Devesh Sharma <Devesh.Sharma@Emulex.Com> Tested-by: Meghana Cheripady <Meghana.Cheripady@Emulex.Com> Tested-by: Veeresh U. Kokatnur <veereshuk@chelsio.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/xprtrdma/frwr_ops.c')
-rw-r--r--net/sunrpc/xprtrdma/frwr_ops.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
index c2bb29d4df3c..121e400d0565 100644
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -260,11 +260,25 @@ frwr_op_reset(struct rpcrdma_xprt *r_xprt)
}
}
+static void
+frwr_op_destroy(struct rpcrdma_buffer *buf)
+{
+ struct rpcrdma_mw *r;
+
+ while (!list_empty(&buf->rb_all)) {
+ r = list_entry(buf->rb_all.next, struct rpcrdma_mw, mw_all);
+ list_del(&r->mw_all);
+ __frwr_release(r);
+ kfree(r);
+ }
+}
+
const struct rpcrdma_memreg_ops rpcrdma_frwr_memreg_ops = {
.ro_map = frwr_op_map,
.ro_unmap = frwr_op_unmap,
.ro_maxpages = frwr_op_maxpages,
.ro_init = frwr_op_init,
.ro_reset = frwr_op_reset,
+ .ro_destroy = frwr_op_destroy,
.ro_displayname = "frwr",
};