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authorTom Tucker <tom@opengridcomputing.com>2008-04-30 20:44:39 -0500
committerTom Tucker <tom@opengridcomputing.com>2008-05-19 07:33:52 -0500
commit8740767376b32a7772607e1b2b07cde0c24120cc (patch)
tree62e9831548e0cdd2e70951a9ab9df4b93ca440aa /include/linux
parent02e7452de74d308ca642f54f7e5ef801ced60a92 (diff)
downloadop-kernel-dev-8740767376b32a7772607e1b2b07cde0c24120cc.zip
op-kernel-dev-8740767376b32a7772607e1b2b07cde0c24120cc.tar.gz
svcrdma: Use standard Linux lists for context cache
Replace the one-off linked list implementation used to implement the context cache with the standard Linux list_head lists. Add a context counter to catch resource leaks. A WARN_ON will be added later to ensure that we've freed all contexts. Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/sunrpc/svc_rdma.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h
index c447c41..7014390 100644
--- a/include/linux/sunrpc/svc_rdma.h
+++ b/include/linux/sunrpc/svc_rdma.h
@@ -72,7 +72,7 @@ extern atomic_t rdma_stat_sq_prod;
*/
struct svc_rdma_op_ctxt {
struct svc_rdma_op_ctxt *read_hdr;
- struct svc_rdma_op_ctxt *next;
+ struct list_head free_list;
struct xdr_buf arg;
struct list_head dto_q;
enum ib_wr_opcode wr_op;
@@ -104,7 +104,8 @@ struct svcxprt_rdma {
struct ib_pd *sc_pd;
- struct svc_rdma_op_ctxt *sc_ctxt_head;
+ atomic_t sc_ctxt_used;
+ struct list_head sc_ctxt_free;
int sc_ctxt_cnt;
int sc_ctxt_bump;
int sc_ctxt_max;
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