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Merge branch 'for-2.6.26' of git://linux-nfs.org/~bfields/linux

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* 'for-2.6.26' of git://linux-nfs.org/~bfields/linux: (25 commits)
  svcrdma: Verify read-list fits within RPCSVC_MAXPAGES
  svcrdma: Change svc_rdma_send_error return type to void
  svcrdma: Copy transport address and arm CQ before calling rdma_accept
  svcrdma: Set rqstp transport address in rdma_read_complete function
  svcrdma: Use ib verbs version of dma_unmap
  svcrdma: Cleanup queued, but unprocessed I/O in svc_rdma_free
  svcrdma: Move the QP and cm_id destruction to svc_rdma_free
  svcrdma: Add reference for each SQ/RQ WR
  svcrdma: Move destroy to kernel thread
  svcrdma: Shrink scope of spinlock on RQ CQ
  svcrdma: Use standard Linux lists for context cache
  svcrdma: Simplify RDMA_READ deferral buffer management
  svcrdma: Remove unused READ_DONE context flags bit
  svcrdma: Return error from rdma_read_xdr so caller knows to free context
  svcrdma: Fix error handling during listening endpoint creation
  svcrdma: Free context on post_recv error in send_reply
  svcrdma: Free context on ib_post_recv error
  svcrdma: Add put of connection ESTABLISHED reference in rdma_cma_handler
  svcrdma: Fix return value in svc_rdma_send
  svcrdma: Fix race with dto_tasklet in svc_rdma_send
  ...
This commit is contained in:
Linus Torvalds
2008-05-20 19:30:54 -07:00
parent e616c63033 68432a03f8
commit d40ace0c7b
7 changed files with 226 additions and 218 deletions
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12
include/linux/sunrpc/svc_rdma.h
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@@ -71,7 +71,8 @@ extern atomic_t rdma_stat_sq_prod;
* completes.
*/
struct svc_rdma_op_ctxt {
struct svc_rdma_op_ctxt *next;
struct svc_rdma_op_ctxt *read_hdr;
struct list_head free_list;
struct xdr_buf arg;
struct list_head dto_q;
enum ib_wr_opcode wr_op;
@@ -85,7 +86,6 @@ struct svc_rdma_op_ctxt {
struct page *pages[RPCSVC_MAXPAGES];
};
#define RDMACTXT_F_READ_DONE 1
#define RDMACTXT_F_LAST_CTXT 2
struct svcxprt_rdma {
@@ -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;
@@ -123,6 +124,7 @@ struct svcxprt_rdma {
struct list_head sc_dto_q; /* DTO tasklet I/O pending Q */
struct list_head sc_read_complete_q;
spinlock_t sc_read_complete_lock;
struct work_struct sc_work;
};
/* sc_flags */
#define RDMAXPRT_RQ_PENDING 1
@@ -164,8 +166,8 @@ extern int svc_rdma_sendto(struct svc_rqst *);
/* svc_rdma_transport.c */
extern int svc_rdma_send(struct svcxprt_rdma *, struct ib_send_wr *);
extern int svc_rdma_send_error(struct svcxprt_rdma *, struct rpcrdma_msg *,
enum rpcrdma_errcode);
extern void svc_rdma_send_error(struct svcxprt_rdma *, struct rpcrdma_msg *,
enum rpcrdma_errcode);
struct page *svc_rdma_get_page(void);
extern int svc_rdma_post_recv(struct svcxprt_rdma *);
extern int svc_rdma_create_listen(struct svc_serv *, int, struct sockaddr *);