[mpich-commits] [mpich] MPICH primary repository branch, master, updated. v3.1.3-51-ge2db1e4
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http://git.mpich.org/mpich.git/commitdiff/e2db1e48598bad1814876b2a222649ad1dec8bc6
commit e2db1e48598bad1814876b2a222649ad1dec8bc6
Author: Xin Zhao <xinzhao3 at illinois.edu>
Date: Tue Oct 28 21:50:09 2014 -0500
Revert "netmod/mxm: Avoid calling mxm send req handling from mxm send completion callback"
This reverts commit 20f1f116f01d314fa3d6abf2be2a100b1a25d5de.
diff --git a/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_impl.h b/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_impl.h
index 43070da..3b2bb12 100644
--- a/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_impl.h
+++ b/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_impl.h
@@ -69,8 +69,6 @@ void MPID_nem_mxm_get_adi_msg(mxm_conn_h conn, mxm_imm_t imm, void *data,
void MPID_nem_mxm_anysource_posted(MPID_Request * req);
int MPID_nem_mxm_anysource_matched(MPID_Request * req);
-int _mxm_handle_sreq(MPID_Request * req);
-
/* List type as queue
* Operations, initialization etc
*/
@@ -176,25 +174,6 @@ typedef struct {
/* macro for mxm private in REQ */
#define REQ_BASE(reqp) ((reqp) ? (MPID_nem_mxm_req_area *)((reqp)->ch.netmod_area.padding) : NULL)
-typedef GENERIC_Q_DECL(struct MPID_Request) MPID_nem_mxm_reqq_t;
-#define MPID_nem_mxm_queue_empty(q) GENERIC_Q_EMPTY (q)
-#define MPID_nem_mxm_queue_head(q) GENERIC_Q_HEAD (q)
-#define MPID_nem_mxm_queue_enqueue(qp, ep) do { \
- /* add refcount so req doesn't get freed before it's dequeued */ \
- MPIR_Request_add_ref(ep); \
- MPIU_DBG_MSG_FMT(CH3_CHANNEL, VERBOSE, (MPIU_DBG_FDEST, \
- "MPID_nem_mxm_queue_enqueue req=%p (handle=%#x), queue=%p", \
- ep, (ep)->handle, qp)); \
- GENERIC_Q_ENQUEUE (qp, ep, dev.next); \
- } while (0)
-#define MPID_nem_mxm_queue_dequeue(qp, ep) do { \
- GENERIC_Q_DEQUEUE (qp, ep, dev.next); \
- MPIU_DBG_MSG_FMT(CH3_CHANNEL, VERBOSE, (MPIU_DBG_FDEST, \
- "MPID_nem_mxm_queue_dequeuereq=%p (handle=%#x), queue=%p", \
- *(ep), *(ep) ? (*(ep))->handle : -1, qp)); \
- MPID_Request_release(*(ep)); \
- } while (0)
-
typedef struct MPID_nem_mxm_module_t {
char *runtime_version;
const char *compiletime_version;
@@ -209,7 +188,6 @@ typedef struct MPID_nem_mxm_module_t {
int mxm_np;
MPID_nem_mxm_ep_t *endpoint;
list_head_t free_queue;
- MPID_nem_mxm_reqq_t sreq_queue;
struct {
int bulk_connect; /* use bulk connect */
int bulk_disconnect; /* use bulk disconnect */
diff --git a/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_init.c b/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_init.c
index f155b82..ec04d56 100644
--- a/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_init.c
+++ b/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_init.c
@@ -456,8 +456,6 @@ static int _mxm_init(int rank, int size)
list_grow_mxm_req(&_mxm_obj.free_queue);
MPIU_Assert(list_length(&_mxm_obj.free_queue) == MXM_MPICH_MAX_REQ);
- _mxm_obj.sreq_queue.head = _mxm_obj.sreq_queue.tail = NULL;
-
mxm_obj = &_mxm_obj;
fn_exit:
diff --git a/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_poll.c b/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_poll.c
index e8bddc3..ba7686e 100644
--- a/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_poll.c
+++ b/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_poll.c
@@ -24,16 +24,10 @@ static int _mxm_process_rdtype(MPID_Request ** rreq_p, MPI_Datatype datatype,
int MPID_nem_mxm_poll(int in_blocking_progress)
{
int mpi_errno = MPI_SUCCESS;
- MPID_Request *req = NULL;
MPIDI_STATE_DECL(MPID_STATE_MXM_POLL);
MPIDI_FUNC_ENTER(MPID_STATE_MXM_POLL);
- while (!MPID_nem_mxm_queue_empty(mxm_obj->sreq_queue)) {
- MPID_nem_mxm_queue_dequeue(&mxm_obj->sreq_queue, &req);
- _mxm_handle_sreq(req);
- }
-
mpi_errno = _mxm_poll();
if (mpi_errno)
MPIU_ERR_POP(mpi_errno);
@@ -78,7 +72,6 @@ void MPID_nem_mxm_get_adi_msg(mxm_conn_h conn, mxm_imm_t imm, void *data,
vc = mxm_conn_ctx_get(conn);
_dbg_mxm_output(5, "========> Getting ADI msg (from=%d data_size %d) \n", vc->pg_rank, length);
- _dbg_mxm_out_buf(data, (length > 16 ? 16 : length));
MPID_nem_handle_pkt(vc, data, (MPIDI_msg_sz_t) (length));
}
@@ -151,10 +144,6 @@ int MPID_nem_mxm_anysource_matched(MPID_Request * req)
int MPID_nem_mxm_recv(MPIDI_VC_t * vc, MPID_Request * rreq)
{
int mpi_errno = MPI_SUCCESS;
- MPIDI_msg_sz_t data_sz;
- int dt_contig;
- MPI_Aint dt_true_lb;
- MPID_Datatype *dt_ptr;
MPIDI_STATE_DECL(MPID_STATE_MPID_NEM_MXM_RECV);
MPIDI_FUNC_ENTER(MPID_STATE_MPID_NEM_MXM_RECV);
@@ -163,15 +152,18 @@ int MPID_nem_mxm_recv(MPIDI_VC_t * vc, MPID_Request * rreq)
MPIU_Assert(((rreq->dev.match.parts.rank == MPI_ANY_SOURCE) && (vc == NULL)) ||
(vc && !vc->ch.is_local));
- MPIDI_Datatype_get_info(rreq->dev.user_count, rreq->dev.datatype, dt_contig, data_sz,
- dt_ptr, dt_true_lb);
-
{
MPIR_Context_id_t context_id = rreq->dev.match.parts.context_id;
int tag = rreq->dev.match.parts.tag;
+ MPIDI_msg_sz_t data_sz;
+ int dt_contig;
+ MPI_Aint dt_true_lb;
+ MPID_Datatype *dt_ptr;
MPID_nem_mxm_vc_area *vc_area = NULL;
MPID_nem_mxm_req_area *req_area = NULL;
+ MPIDI_Datatype_get_info(rreq->dev.user_count, rreq->dev.datatype, dt_contig, data_sz,
+ dt_ptr, dt_true_lb);
rreq->dev.OnDataAvail = NULL;
rreq->dev.tmpbuf = NULL;
rreq->ch.vc = vc;
@@ -231,6 +223,7 @@ static int _mxm_handle_rreq(MPID_Request * req)
MPIDI_msg_sz_t userbuf_sz;
MPID_Datatype *dt_ptr;
MPIDI_msg_sz_t data_sz;
+ MPIDI_VC_t *vc = NULL;
MPID_nem_mxm_vc_area *vc_area ATTRIBUTE((unused)) = NULL;
MPID_nem_mxm_req_area *req_area = NULL;
void *tmp_buf = NULL;
@@ -326,7 +319,7 @@ static int _mxm_handle_rreq(MPID_Request * req)
}
}
- MPIDI_CH3U_Handle_recv_req(req->ch.vc, req, &complete);
+ MPIDI_CH3U_Handle_recv_req(vc, req, &complete);
MPIU_Assert(complete == TRUE);
if (tmp_buf) MPIU_Free(tmp_buf);
diff --git a/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_send.c b/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_send.c
index 69f3adc..75003bf 100644
--- a/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_send.c
+++ b/src/mpid/ch3/channels/nemesis/netmod/mxm/mxm_send.c
@@ -15,6 +15,7 @@ enum {
};
+static int _mxm_handle_sreq(MPID_Request * req);
static void _mxm_send_completion_cb(void *context);
static int _mxm_isend(MPID_nem_mxm_ep_t * ep, MPID_nem_mxm_req_area * req,
int type, mxm_mq_h mxm_mq, int mxm_rank, int id, mxm_tag_t tag, int block);
@@ -234,7 +235,6 @@ int MPID_nem_mxm_send(MPIDI_VC_t * vc, const void *buf, int count, MPI_Datatype
MPIDI_Request_create_sreq(sreq, mpi_errno, goto fn_exit);
MPIU_Assert(sreq != NULL);
MPIDI_Request_set_type(sreq, MPIDI_REQUEST_TYPE_SEND);
-
MPIDI_VC_FAI_send_seqnum(vc, seqnum);
MPIDI_Request_set_seqnum(sreq, seqnum);
if (HANDLE_GET_KIND(datatype) != HANDLE_KIND_BUILTIN) {
@@ -336,8 +336,7 @@ int MPID_nem_mxm_ssend(MPIDI_VC_t * vc, const void *buf, int count, MPI_Datatype
/* create a request */
MPIDI_Request_create_sreq(sreq, mpi_errno, goto fn_exit);
MPIU_Assert(sreq != NULL);
- MPIDI_Request_set_type(sreq, MPIDI_REQUEST_TYPE_SSEND);
-
+ MPIDI_Request_set_type(sreq, MPIDI_REQUEST_TYPE_SEND);
MPIDI_VC_FAI_send_seqnum(vc, seqnum);
MPIDI_Request_set_seqnum(sreq, seqnum);
if (HANDLE_GET_KIND(datatype) != HANDLE_KIND_BUILTIN) {
@@ -440,7 +439,6 @@ int MPID_nem_mxm_isend(MPIDI_VC_t * vc, const void *buf, int count, MPI_Datatype
MPIDI_Request_create_sreq(sreq, mpi_errno, goto fn_exit);
MPIU_Assert(sreq != NULL);
MPIDI_Request_set_type(sreq, MPIDI_REQUEST_TYPE_SEND);
-
MPIDI_VC_FAI_send_seqnum(vc, seqnum);
MPIDI_Request_set_seqnum(sreq, seqnum);
if (HANDLE_GET_KIND(datatype) != HANDLE_KIND_BUILTIN) {
@@ -543,8 +541,7 @@ int MPID_nem_mxm_issend(MPIDI_VC_t * vc, const void *buf, int count, MPI_Datatyp
/* create a request */
MPIDI_Request_create_sreq(sreq, mpi_errno, goto fn_exit);
MPIU_Assert(sreq != NULL);
- MPIDI_Request_set_type(sreq, MPIDI_REQUEST_TYPE_SSEND);
-
+ MPIDI_Request_set_type(sreq, MPIDI_REQUEST_TYPE_SEND);
MPIDI_VC_FAI_send_seqnum(vc, seqnum);
MPIDI_Request_set_seqnum(sreq, seqnum);
if (HANDLE_GET_KIND(datatype) != HANDLE_KIND_BUILTIN) {
@@ -622,9 +619,10 @@ int MPID_nem_mxm_issend(MPIDI_VC_t * vc, const void *buf, int count, MPI_Datatyp
}
-int _mxm_handle_sreq(MPID_Request * req)
+static int _mxm_handle_sreq(MPID_Request * req)
{
int complete = FALSE;
+ int (*reqFn) (MPIDI_VC_t *, MPID_Request *, int *);
MPID_nem_mxm_vc_area *vc_area = NULL;
MPID_nem_mxm_req_area *req_area = NULL;
@@ -636,10 +634,8 @@ int _mxm_handle_sreq(MPID_Request * req)
16 ? 16 : req_area->iov_buf[0].length));
vc_area->pending_sends -= 1;
- if (req->dev.tmpbuf) {
- if (req->dev.datatype_ptr || req->ch.noncontig) {
- MPIU_Free(req->dev.tmpbuf);
- }
+ if (((req->dev.datatype_ptr != NULL) && (req->dev.tmpbuf != NULL))) {
+ MPIU_Free(req->dev.tmpbuf);
}
if (req_area->iov_count > MXM_MPICH_MAX_IOV) {
@@ -648,8 +644,19 @@ int _mxm_handle_sreq(MPID_Request * req)
req_area->iov_count = 0;
}
- MPIDI_CH3U_Handle_send_req(req->ch.vc, req, &complete);
- MPIU_Assert(complete == TRUE);
+ reqFn = req->dev.OnDataAvail;
+ if (!reqFn) {
+ MPIDI_CH3U_Request_complete(req);
+ MPIU_DBG_MSG(CH3_CHANNEL, VERBOSE, ".... complete");
+ }
+ else {
+ MPIDI_VC_t *vc = req->ch.vc;
+
+ reqFn(vc, req, &complete);
+ if (!complete) {
+ MPIU_Assert(complete == TRUE);
+ }
+ }
return complete;
}
@@ -676,7 +683,7 @@ static void _mxm_send_completion_cb(void *context)
req, req->status.MPI_ERROR);
if (likely(!MPIR_STATUS_GET_CANCEL_BIT(req->status))) {
- MPID_nem_mxm_queue_enqueue(&mxm_obj->sreq_queue, req);
+ _mxm_handle_sreq(req);
}
}
-----------------------------------------------------------------------
Summary of changes:
.../ch3/channels/nemesis/netmod/mxm/mxm_impl.h | 22 ------------
.../ch3/channels/nemesis/netmod/mxm/mxm_init.c | 2 -
.../ch3/channels/nemesis/netmod/mxm/mxm_poll.c | 23 ++++--------
.../ch3/channels/nemesis/netmod/mxm/mxm_send.c | 35 ++++++++++++--------
4 files changed, 29 insertions(+), 53 deletions(-)
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