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authorAndy Grover <andy.grover@oracle.com>2009-10-30 04:51:57 -0400
committerDavid S. Miller <davem@davemloft.net>2009-10-30 18:06:39 -0400
commitd521b63b27e3a397e0ef7ca86b6e813861083c83 (patch)
treed27bc29f9e0c7beb4b1e36b252ce71f6d008909f /net/rds/ib.h
parent0514f8a9c0cbd26afa70dc56406cc0ee1e134dcf (diff)
RDS/IB+IW: Move recv processing to a tasklet
Move receive processing from event handler to a tasklet. This should help prevent hangcheck timer from going off when RDS is under heavy load. Signed-off-by: Andy Grover <andy.grover@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds/ib.h')
-rw-r--r--net/rds/ib.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/rds/ib.h b/net/rds/ib.h
index 1378b854cac0..64df4e79b29f 100644
--- a/net/rds/ib.h
+++ b/net/rds/ib.h
@@ -98,6 +98,7 @@ struct rds_ib_connection {
98 struct rds_ib_send_work *i_sends; 98 struct rds_ib_send_work *i_sends;
99 99
100 /* rx */ 100 /* rx */
101 struct tasklet_struct i_recv_tasklet;
101 struct mutex i_recv_mutex; 102 struct mutex i_recv_mutex;
102 struct rds_ib_work_ring i_recv_ring; 103 struct rds_ib_work_ring i_recv_ring;
103 struct rds_ib_incoming *i_ibinc; 104 struct rds_ib_incoming *i_ibinc;
@@ -303,6 +304,7 @@ void rds_ib_inc_free(struct rds_incoming *inc);
303int rds_ib_inc_copy_to_user(struct rds_incoming *inc, struct iovec *iov, 304int rds_ib_inc_copy_to_user(struct rds_incoming *inc, struct iovec *iov,
304 size_t size); 305 size_t size);
305void rds_ib_recv_cq_comp_handler(struct ib_cq *cq, void *context); 306void rds_ib_recv_cq_comp_handler(struct ib_cq *cq, void *context);
307void rds_ib_recv_tasklet_fn(unsigned long data);
306void rds_ib_recv_init_ring(struct rds_ib_connection *ic); 308void rds_ib_recv_init_ring(struct rds_ib_connection *ic);
307void rds_ib_recv_clear_ring(struct rds_ib_connection *ic); 309void rds_ib_recv_clear_ring(struct rds_ib_connection *ic);
308void rds_ib_recv_init_ack(struct rds_ib_connection *ic); 310void rds_ib_recv_init_ack(struct rds_ib_connection *ic);