mpidrma.h 19.1 KB
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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
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/*
 *  (C) 2001 by Argonne National Laboratory.
 *      See COPYRIGHT in top-level directory.
 */

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#if !defined(MPID_RMA_H_INCLUDED)
#define MPID_RMA_H_INCLUDED
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#include "mpid_rma_types.h"
#include "mpid_rma_oplist.h"
#include "mpid_rma_shm.h"
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#include "mpid_rma_issue.h"
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MPIR_T_PVAR_DOUBLE_TIMER_DECL_EXTERN(RMA, rma_lockqueue_alloc);
MPIR_T_PVAR_DOUBLE_TIMER_DECL_EXTERN(RMA, rma_winlock_getlocallock);
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#undef FUNCNAME
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#define FUNCNAME send_lock_msg
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#undef FCNAME
#define FCNAME MPIDI_QUOTE(FUNCNAME)
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static inline int send_lock_msg(int dest, int lock_type, MPID_Win * win_ptr)
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{
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    int mpi_errno = MPI_SUCCESS;
    MPIDI_CH3_Pkt_t upkt;
    MPIDI_CH3_Pkt_lock_t *lock_pkt = &upkt.lock;
    MPID_Request *req = NULL;
    MPIDI_VC_t *vc;
    MPIDI_STATE_DECL(MPID_STATE_SEND_LOCK_MSG);
    MPIDI_RMA_FUNC_ENTER(MPID_STATE_SEND_LOCK_MSG);
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    MPIDI_Comm_get_vc_set_active(win_ptr->comm_ptr, dest, &vc);
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    MPIDI_Pkt_init(lock_pkt, MPIDI_CH3_PKT_LOCK);
    lock_pkt->target_win_handle = win_ptr->all_win_handles[dest];
    lock_pkt->source_win_handle = win_ptr->handle;
    lock_pkt->lock_type = lock_type;
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    lock_pkt->origin_rank = win_ptr->comm_ptr->rank;
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    MPIU_THREAD_CS_ENTER(CH3COMM, vc);
    mpi_errno = MPIDI_CH3_iStartMsg(vc, lock_pkt, sizeof(*lock_pkt), &req);
    MPIU_THREAD_CS_EXIT(CH3COMM, vc);
    MPIU_ERR_CHKANDJUMP(mpi_errno != MPI_SUCCESS, mpi_errno, MPI_ERR_OTHER, "**ch3|rma_msg");
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    /* release the request returned by iStartMsg */
    if (req != NULL) {
        MPID_Request_release(req);
    }
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  fn_exit:
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    MPIDI_RMA_FUNC_EXIT(MPID_STATE_SEND_LOCK_MSG);
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    return mpi_errno;
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    /* --BEGIN ERROR HANDLING-- */
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  fn_fail:
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    goto fn_exit;
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    /* --END ERROR HANDLING-- */
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}

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#undef FUNCNAME
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#define FUNCNAME send_unlock_msg
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#undef FCNAME
#define FCNAME MPIDI_QUOTE(FUNCNAME)
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static inline int send_unlock_msg(int dest, MPID_Win * win_ptr,
                                  MPIDI_CH3_Pkt_flags_t flags)
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{
    int mpi_errno = MPI_SUCCESS;
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    MPIDI_CH3_Pkt_t upkt;
    MPIDI_CH3_Pkt_unlock_t *unlock_pkt = &upkt.unlock;
    MPID_Request *req = NULL;
    MPIDI_VC_t *vc;
    MPIDI_STATE_DECL(MPID_STATE_SEND_UNLOCK_MSG);
    MPIDI_RMA_FUNC_ENTER(MPID_STATE_SEND_UNLOCK_MSG);
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    MPIDI_Comm_get_vc_set_active(win_ptr->comm_ptr, dest, &vc);
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    /* Send a lock packet over to the target. wait for the lock_granted
     * reply. Then do all the RMA ops. */
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    MPIDI_Pkt_init(unlock_pkt, MPIDI_CH3_PKT_UNLOCK);
    unlock_pkt->target_win_handle = win_ptr->all_win_handles[dest];
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    unlock_pkt->source_win_handle = win_ptr->handle;
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    unlock_pkt->flags = flags;
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    MPIU_THREAD_CS_ENTER(CH3COMM, vc);
    mpi_errno = MPIDI_CH3_iStartMsg(vc, unlock_pkt, sizeof(*unlock_pkt), &req);
    MPIU_THREAD_CS_EXIT(CH3COMM, vc);
    MPIU_ERR_CHKANDJUMP(mpi_errno != MPI_SUCCESS, mpi_errno, MPI_ERR_OTHER, "**ch3|rma_msg");
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    /* Release the request returned by iStartMsg */
    if (req != NULL) {
        MPID_Request_release(req);
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    }
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  fn_exit:
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    MPIDI_RMA_FUNC_EXIT(MPID_STATE_SEND_UNLOCK_MSG);
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    return mpi_errno;
    /* --BEGIN ERROR HANDLING-- */
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  fn_fail:
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    goto fn_exit;
    /* --END ERROR HANDLING-- */
}

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#undef FUNCNAME
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#define FUNCNAME MPIDI_CH3I_Send_lock_granted_pkt
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#undef FCNAME
#define FCNAME MPIDI_QUOTE(FUNCNAME)
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static inline int MPIDI_CH3I_Send_lock_granted_pkt(MPIDI_VC_t * vc, MPID_Win * win_ptr, MPI_Win source_win_handle)
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{
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    MPIDI_CH3_Pkt_t upkt;
    MPIDI_CH3_Pkt_lock_granted_t *lock_granted_pkt = &upkt.lock_granted;
    MPID_Request *req = NULL;
    int mpi_errno;
    MPIDI_STATE_DECL(MPID_STATE_MPIDI_CH3I_SEND_LOCK_GRANTED_PKT);

    MPIDI_FUNC_ENTER(MPID_STATE_MPIDI_CH3I_SEND_LOCK_GRANTED_PKT);

    /* send lock granted packet */
    MPIDI_Pkt_init(lock_granted_pkt, MPIDI_CH3_PKT_LOCK_GRANTED);
    lock_granted_pkt->source_win_handle = source_win_handle;
    lock_granted_pkt->target_rank = win_ptr->comm_ptr->rank;

    MPIU_DBG_MSG_FMT(CH3_OTHER, VERBOSE,
                     (MPIU_DBG_FDEST, "sending lock granted pkt on vc=%p, source_win_handle=%#08x",
                      vc, lock_granted_pkt->source_win_handle));

    MPIU_THREAD_CS_ENTER(CH3COMM, vc);
    mpi_errno = MPIDI_CH3_iStartMsg(vc, lock_granted_pkt, sizeof(*lock_granted_pkt), &req);
    MPIU_THREAD_CS_EXIT(CH3COMM, vc);
    if (mpi_errno) {
        MPIU_ERR_SETANDJUMP(mpi_errno, MPI_ERR_OTHER, "**ch3|rmamsg");
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    }

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    if (req != NULL) {
        MPID_Request_release(req);
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    }
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  fn_fail:
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    MPIDI_FUNC_EXIT(MPID_STATE_MPIDI_CH3I_SEND_LOCK_GRANTED_PKT);

    return mpi_errno;
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}


#undef FUNCNAME
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#define FUNCNAME MPIDI_CH3I_Send_flush_ack_pkt
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#undef FCNAME
#define FCNAME MPIDI_QUOTE(FUNCNAME)
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static inline int MPIDI_CH3I_Send_flush_ack_pkt(MPIDI_VC_t *vc, MPID_Win *win_ptr,
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                                                MPIDI_CH3_Pkt_flags_t flags,
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                                    MPI_Win source_win_handle)
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{
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    MPIDI_CH3_Pkt_t upkt;
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    MPIDI_CH3_Pkt_flush_ack_t *flush_ack_pkt = &upkt.flush_ack;
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    MPID_Request *req;
    int mpi_errno=MPI_SUCCESS;
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    MPIDI_STATE_DECL(MPID_STATE_MPIDI_CH3I_SEND_FLUSH_ACK_PKT);
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    MPIDI_FUNC_ENTER(MPID_STATE_MPIDI_CH3I_SEND_FLUSH_ACK_PKT);
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    MPIDI_Pkt_init(flush_ack_pkt, MPIDI_CH3_PKT_FLUSH_ACK);
    flush_ack_pkt->source_win_handle = source_win_handle;
    flush_ack_pkt->target_rank = win_ptr->comm_ptr->rank;
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    flush_ack_pkt->flags = flags;
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    /* Because this is in a packet handler, it is already within a critical section */	
    /* MPIU_THREAD_CS_ENTER(CH3COMM,vc); */
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    mpi_errno = MPIDI_CH3_iStartMsg(vc, flush_ack_pkt, sizeof(*flush_ack_pkt), &req);
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    /* MPIU_THREAD_CS_EXIT(CH3COMM,vc); */
    if (mpi_errno != MPI_SUCCESS) {
	MPIU_ERR_SETANDJUMP(mpi_errno,MPI_ERR_OTHER,"**ch3|rmamsg");
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    }

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    if (req != NULL)
    {
        MPID_Request_release(req);
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    }

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 fn_fail:
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    MPIDI_FUNC_EXIT(MPID_STATE_MPIDI_CH3I_SEND_FLUSH_ACK_PKT);
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    return mpi_errno;
}
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#undef FUNCNAME
#define FUNCNAME send_decr_at_cnt_msg
#undef FCNAME
#define FCNAME MPIDI_QUOTE(FUNCNAME)
static inline int send_decr_at_cnt_msg(int dst, MPID_Win * win_ptr)
{
    MPIDI_CH3_Pkt_t upkt;
    MPIDI_CH3_Pkt_decr_at_counter_t *decr_at_cnt_pkt = &upkt.decr_at_cnt;
    MPIDI_VC_t * vc;
    MPID_Request *request = NULL;
    int mpi_errno = MPI_SUCCESS;
    MPIDI_STATE_DECL(MPID_STATE_SEND_DECR_AT_CNT_MSG);
    MPIDI_RMA_FUNC_ENTER(MPID_STATE_SEND_DECR_AT_CNT_MSG);

    MPIDI_Pkt_init(decr_at_cnt_pkt, MPIDI_CH3_PKT_DECR_AT_COUNTER);
    decr_at_cnt_pkt->target_win_handle = win_ptr->all_win_handles[dst];

    MPIDI_Comm_get_vc_set_active(win_ptr->comm_ptr, dst, &vc);

    MPIU_THREAD_CS_ENTER(CH3COMM,vc);
    mpi_errno = MPIDI_CH3_iStartMsg(vc, decr_at_cnt_pkt,
                                    sizeof(*decr_at_cnt_pkt), &request);
    MPIU_THREAD_CS_EXIT(CH3COMM,vc);
    if (mpi_errno != MPI_SUCCESS) {
        MPIU_ERR_SETANDJUMP(mpi_errno,MPI_ERR_OTHER,"**ch3|rmamsg" );
    }

    if (request != NULL) {
        MPID_Request_release(request);
    }

  fn_exit:
    MPIDI_RMA_FUNC_EXIT(MPID_STATE_SEND_DECR_AT_CNT_MSG);
    return mpi_errno;
    /* --BEGIN ERROR HANDLING-- */
  fn_fail:
    goto fn_exit;
    /* --END ERROR HANDLING-- */
}

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/* enqueue an unsatisfied origin in passive target at target side. */
static inline int enqueue_lock_origin(MPID_Win *win_ptr, MPIDI_CH3_Pkt_t *pkt)
{
    MPIDI_Win_lock_queue *new_ptr = NULL;
    int mpi_errno = MPI_SUCCESS;

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    MPIR_T_PVAR_TIMER_START(RMA, rma_lockqueue_alloc);
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    new_ptr = (MPIDI_Win_lock_queue *) MPIU_Malloc(sizeof(MPIDI_Win_lock_queue));
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    MPIR_T_PVAR_TIMER_END(RMA, rma_lockqueue_alloc);
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    if (!new_ptr) {
        MPIU_ERR_SETANDJUMP1(mpi_errno, MPI_ERR_OTHER, "**nomem", "**nomem %s",
                             "MPIDI_Win_lock_queue");
    }

    new_ptr->next = NULL;
    new_ptr->pkt = (*pkt);
    MPL_LL_APPEND(win_ptr->lock_queue, win_ptr->lock_queue_tail, new_ptr);

 fn_exit:
    return mpi_errno;
 fn_fail:
    goto fn_exit;
}


static inline int set_lock_sync_counter(MPID_Win *win_ptr, int target_rank)
{
    int mpi_errno = MPI_SUCCESS;

    if (win_ptr->outstanding_locks > 0) {
        win_ptr->outstanding_locks--;
        MPIU_Assert(win_ptr->outstanding_locks >= 0);
    }
    else {
        MPIDI_RMA_Target_t *t = NULL;
        mpi_errno = MPIDI_CH3I_Win_find_target(win_ptr, target_rank, &t);
        if (mpi_errno != MPI_SUCCESS) MPIU_ERR_POP(mpi_errno);
        MPIU_Assert(t != NULL);

        t->outstanding_lock--;
        MPIU_Assert(t->outstanding_lock == 0);
    }

 fn_exit:
    return mpi_errno;
 fn_fail:
    goto fn_exit;
}


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#undef FUNCNAME
#define FUNCNAME acquire_local_lock
#undef FCNAME
#define FCNAME MPIDI_QUOTE(FUNCNAME)
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static inline int acquire_local_lock(MPID_Win * win_ptr, int lock_type)
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{
    int mpi_errno = MPI_SUCCESS;
    MPIDI_STATE_DECL(MPID_STATE_ACQUIRE_LOCAL_LOCK);
    MPIDI_RMA_FUNC_ENTER(MPID_STATE_ACQUIRE_LOCAL_LOCK);

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    MPIR_T_PVAR_TIMER_START(RMA, rma_winlock_getlocallock);

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    if (MPIDI_CH3I_Try_acquire_win_lock(win_ptr, lock_type) == 1) {
        mpi_errno = set_lock_sync_counter(win_ptr, win_ptr->comm_ptr->rank);
        if (mpi_errno) MPIU_ERR_POP(mpi_errno);
    }
    else {
        /* Queue the lock information. */
        MPIDI_CH3_Pkt_t pkt;
        MPIDI_CH3_Pkt_lock_t *lock_pkt = &pkt.lock;

        MPIDI_Pkt_init(lock_pkt, MPIDI_CH3_PKT_LOCK);
        lock_pkt->lock_type = lock_type;
        lock_pkt->origin_rank = win_ptr->comm_ptr->rank;

        mpi_errno = enqueue_lock_origin(win_ptr, &pkt);
        if (mpi_errno != MPI_SUCCESS) MPIU_ERR_POP(mpi_errno);
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    }

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  fn_exit:
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    MPIR_T_PVAR_TIMER_END(RMA, rma_winlock_getlocallock);
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    MPIDI_RMA_FUNC_EXIT(MPID_STATE_ACQUIRE_LOCAL_LOCK);
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    return mpi_errno;
    /* --BEGIN ERROR HANDLING-- */
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  fn_fail:
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    goto fn_exit;
    /* --END ERROR HANDLING-- */
}


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#undef FUNCNAME
#define FUNCNAME MPIDI_CH3I_RMA_Handle_flush_ack
#undef FCNAME
#define FCNAME MPIDI_QUOTE(FUNCNAME)
static inline int MPIDI_CH3I_RMA_Handle_flush_ack(MPID_Win * win_ptr, int target_rank)
{
    int mpi_errno = MPI_SUCCESS;
    MPIDI_RMA_Target_t *t;

    mpi_errno = MPIDI_CH3I_Win_find_target(win_ptr, target_rank, &t);
    if (mpi_errno != MPI_SUCCESS) MPIU_ERR_POP(mpi_errno);

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    t->sync.outstanding_acks--;
    MPIU_Assert(t->sync.outstanding_acks >= 0);

    t->put_acc_issued = 0; /* reset PUT_ACC_FLAG after FLUSH is completed */
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 fn_exit:
    return mpi_errno;
 fn_fail:
    goto fn_exit;
}


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#undef FUNCNAME
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#define FUNCNAME do_accumulate_op
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#undef FCNAME
#define FCNAME MPIDI_QUOTE(FUNCNAME)
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static inline int do_accumulate_op(void *source_buf, void *target_buf,
                                   int acc_count, MPI_Datatype acc_dtp, MPI_Op acc_op)
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{
    int mpi_errno = MPI_SUCCESS;
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    MPI_User_function *uop;
    MPIDI_STATE_DECL(MPID_STATE_DO_ACCUMULATE_OP);

    MPIDI_FUNC_ENTER(MPID_STATE_DO_ACCUMULATE_OP);

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    if (acc_op == MPI_REPLACE)
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    {
        /* simply copy the data */
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        mpi_errno = MPIR_Localcopy(source_buf, acc_count, acc_dtp,
                                   target_buf, acc_count, acc_dtp);
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        if (mpi_errno) {
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	    MPIU_ERR_POP(mpi_errno);
	}
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        goto fn_exit;
    }

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    if (HANDLE_GET_KIND(acc_op) == HANDLE_KIND_BUILTIN)
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    {
        /* get the function by indexing into the op table */
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        uop = MPIR_OP_HDL_TO_FN(acc_op);
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    }
    else
    {
	/* --BEGIN ERROR HANDLING-- */
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        mpi_errno = MPIR_Err_create_code( MPI_SUCCESS, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OP, "**opnotpredefined", "**opnotpredefined %d", acc_op );
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        return mpi_errno;
	/* --END ERROR HANDLING-- */
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    }

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    if (MPIR_DATATYPE_IS_PREDEFINED(acc_dtp))
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    {
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        (*uop)(source_buf, target_buf, &acc_count, &acc_dtp);
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    }
    else
    {
	/* derived datatype */
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        MPID_Segment *segp;
        DLOOP_VECTOR *dloop_vec;
        MPI_Aint first, last;
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        int vec_len, i, count;
        MPI_Aint type_size;
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        MPI_Datatype type;
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        MPID_Datatype *dtp;

        segp = MPID_Segment_alloc();
	/* --BEGIN ERROR HANDLING-- */
        if (!segp)
	{
            mpi_errno = MPIR_Err_create_code( MPI_SUCCESS, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER, "**nomem", 0 );
	    MPIDI_FUNC_EXIT(MPID_STATE_DO_ACCUMULATE_OP);
            return mpi_errno;
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        }
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	/* --END ERROR HANDLING-- */
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        MPID_Segment_init(NULL, acc_count,
			  acc_dtp, segp, 0);
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        first = 0;
        last  = SEGMENT_IGNORE_LAST;

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        MPID_Datatype_get_ptr(acc_dtp, dtp);
        vec_len = dtp->max_contig_blocks * acc_count + 1;
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        /* +1 needed because Rob says so */
        dloop_vec = (DLOOP_VECTOR *)
            MPIU_Malloc(vec_len * sizeof(DLOOP_VECTOR));
	/* --BEGIN ERROR HANDLING-- */
        if (!dloop_vec)
	{
            mpi_errno = MPIR_Err_create_code( MPI_SUCCESS, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER, "**nomem", 0 );
	    MPIDI_FUNC_EXIT(MPID_STATE_DO_ACCUMULATE_OP);
            return mpi_errno;
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        }
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	/* --END ERROR HANDLING-- */

        MPID_Segment_pack_vector(segp, first, &last, dloop_vec, &vec_len);

        type = dtp->eltype;
        MPID_Datatype_get_size_macro(type, type_size);
        for (i=0; i<vec_len; i++)
	{
            MPIU_Assign_trunc(count, (dloop_vec[i].DLOOP_VECTOR_LEN)/type_size, int);
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            (*uop)((char *)source_buf + MPIU_PtrToAint(dloop_vec[i].DLOOP_VECTOR_BUF),
                   (char *)target_buf + MPIU_PtrToAint(dloop_vec[i].DLOOP_VECTOR_BUF),
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                   &count, &type);
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        }

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        MPID_Segment_free(segp);
        MPIU_Free(dloop_vec);
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    }

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 fn_exit:
    MPIDI_FUNC_EXIT(MPID_STATE_DO_ACCUMULATE_OP);
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    return mpi_errno;
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 fn_fail:
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    goto fn_exit;
}

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static inline int check_piggyback_lock(MPID_Win *win_ptr, MPIDI_CH3_Pkt_t *pkt, int *acquire_lock_fail) {
    int lock_type;
    MPIDI_CH3_Pkt_flags_t flags;
    int mpi_errno = MPI_SUCCESS;

    (*acquire_lock_fail) = 0;

    MPIDI_CH3_PKT_RMA_GET_FLAGS((*pkt), flags, mpi_errno);
    MPIDI_CH3_PKT_RMA_GET_LOCK_TYPE((*pkt), lock_type, mpi_errno);

    if (flags & MPIDI_CH3_PKT_FLAG_RMA_LOCK) {
        if (MPIDI_CH3I_Try_acquire_win_lock(win_ptr, lock_type) == 0) {

            /* cannot acquire the lock, queue up this operation. */
            mpi_errno = enqueue_lock_origin(win_ptr, pkt);
            if (mpi_errno != MPI_SUCCESS) MPIU_ERR_POP(mpi_errno);

            (*acquire_lock_fail) = 1;
        }
        else {
            /* unset LOCK flag */
            MPIDI_CH3_PKT_RMA_UNSET_FLAG((*pkt), MPIDI_CH3_PKT_FLAG_RMA_LOCK, mpi_errno);
            /* set LOCK_GRANTED flag */
            MPIDI_CH3_PKT_RMA_SET_FLAG((*pkt), MPIDI_CH3_PKT_FLAG_RMA_LOCK_GRANTED, mpi_errno);
        }
    }

 fn_exit:
    return mpi_errno;
 fn_fail:
    goto fn_exit;
}

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static inline int finish_op_on_target(MPID_Win *win_ptr, MPIDI_VC_t *vc,
                                      MPIDI_CH3_Pkt_type_t type,
                                      MPIDI_CH3_Pkt_flags_t flags,
                                      MPI_Win source_win_handle) {
    int mpi_errno = MPI_SUCCESS;

    if (type == MPIDI_CH3_PKT_PUT || type == MPIDI_CH3_PKT_ACCUMULATE) {
        /* This is PUT or ACC */
        if (flags & MPIDI_CH3_PKT_FLAG_RMA_LOCK_GRANTED) {
            if (!(flags & MPIDI_CH3_PKT_FLAG_RMA_FLUSH) &&
                !(flags & MPIDI_CH3_PKT_FLAG_RMA_UNLOCK)) {
                mpi_errno = MPIDI_CH3I_Send_lock_granted_pkt(vc, win_ptr, source_win_handle);
                if (mpi_errno != MPI_SUCCESS) MPIU_ERR_POP(mpi_errno);
                MPIDI_CH3_Progress_signal_completion();
            }
        }
        if (flags & MPIDI_CH3_PKT_FLAG_RMA_FLUSH) {
            mpi_errno = MPIDI_CH3I_Send_flush_ack_pkt(vc, win_ptr, flags,
                                                      source_win_handle);
            if (mpi_errno) MPIU_ERR_POP(mpi_errno);
            MPIDI_CH3_Progress_signal_completion();
        }
        if (flags & MPIDI_CH3_PKT_FLAG_RMA_DECR_AT_COUNTER) {
            win_ptr->at_completion_counter--;
            MPIU_Assert(win_ptr->at_completion_counter >= 0);
            /* Signal the local process when the op counter reaches 0. */
            if (win_ptr->at_completion_counter == 0)
                MPIDI_CH3_Progress_signal_completion();
        }
        if (flags & MPIDI_CH3_PKT_FLAG_RMA_UNLOCK) {
            mpi_errno = MPIDI_CH3I_Send_flush_ack_pkt(vc, win_ptr, flags,
                                                      source_win_handle);
            if (mpi_errno) MPIU_ERR_POP(mpi_errno);
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            mpi_errno = MPIDI_CH3I_Release_lock(win_ptr);
            if (mpi_errno) MPIU_ERR_POP(mpi_errno);
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            MPIDI_CH3_Progress_signal_completion();
        }
    }
    else {
        /* This is GACC / GET / CAS / FOP */

        if (flags & MPIDI_CH3_PKT_FLAG_RMA_UNLOCK) {
            mpi_errno = MPIDI_CH3I_Release_lock(win_ptr);
            if (mpi_errno) MPIU_ERR_POP(mpi_errno);
            MPIDI_CH3_Progress_signal_completion();
        }

        if (flags & MPIDI_CH3_PKT_FLAG_RMA_DECR_AT_COUNTER) {
            win_ptr->at_completion_counter--;
            MPIU_Assert(win_ptr->at_completion_counter >= 0);
            /* Signal the local process when the op counter reaches 0. */
            if (win_ptr->at_completion_counter == 0)
                MPIDI_CH3_Progress_signal_completion();
        }
    }

 fn_exit:
    return mpi_errno;
 fn_fail:
    goto fn_exit;
}
540

541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575

static inline int fill_ranks_in_win_grp(MPID_Win *win_ptr, MPID_Group *group_ptr,
                                        int *ranks_in_win_grp)
{
    int mpi_errno = MPI_SUCCESS;
    int i, *ranks_in_grp;
    MPID_Group *win_grp_ptr;
    MPIU_CHKLMEM_DECL(1);
    MPIDI_STATE_DECL(MPID_STATE_FILL_RANKS_IN_WIN_GRP);

    MPIDI_RMA_FUNC_ENTER(MPID_STATE_FILL_RANKS_IN_WIN_GRP);

    MPIU_CHKLMEM_MALLOC(ranks_in_grp, int *, group_ptr->size * sizeof(int),
                        mpi_errno, "ranks_in_grp");
    for (i = 0; i < group_ptr->size; i++) ranks_in_grp[i] = i;

    mpi_errno = MPIR_Comm_group_impl(win_ptr->comm_ptr, &win_grp_ptr);
    if (mpi_errno != MPI_SUCCESS) MPIU_ERR_POP(mpi_errno);

    mpi_errno = MPIR_Group_translate_ranks_impl(group_ptr, group_ptr->size,
                                                ranks_in_grp, win_grp_ptr, ranks_in_win_grp);
    if (mpi_errno != MPI_SUCCESS) MPIU_ERR_POP(mpi_errno);

    mpi_errno = MPIR_Group_free_impl(win_grp_ptr);
    if (mpi_errno != MPI_SUCCESS) MPIU_ERR_POP(mpi_errno);

  fn_exit:
    MPIU_CHKLMEM_FREEALL();
    MPIDI_RMA_FUNC_EXIT(MPID_STATE_FILL_RANKS_IN_WIN_GRP);
    return mpi_errno;
 fn_fail:
    goto fn_exit;
}


576
static inline int wait_progress_engine(void)
577 578
{
    int mpi_errno = MPI_SUCCESS;
579
    MPID_Progress_state progress_state;
580

581 582 583 584 585 586
    MPID_Progress_start(&progress_state);
    mpi_errno = MPID_Progress_wait(&progress_state);
    /* --BEGIN ERROR HANDLING-- */
    if (mpi_errno != MPI_SUCCESS) {
        MPID_Progress_end(&progress_state);
        MPIU_ERR_SETANDJUMP(mpi_errno, MPI_ERR_OTHER, "**winnoprogress");
587
    }
588 589
    /* --END ERROR HANDLING-- */
    MPID_Progress_end(&progress_state);
590

591
  fn_exit:
592
    return mpi_errno;
593
  fn_fail:
594 595 596
    goto fn_exit;
}

597
static inline int poke_progress_engine(void)
598 599
{
    int mpi_errno = MPI_SUCCESS;
600
    MPID_Progress_state progress_state;
601

602 603 604 605 606
    MPID_Progress_start(&progress_state);
    mpi_errno = MPID_Progress_poke();
    if (mpi_errno != MPI_SUCCESS)
        MPIU_ERR_POP(mpi_errno);
    MPID_Progress_end(&progress_state);
607

608
  fn_exit:
609
    return mpi_errno;
610
  fn_fail:
611 612 613
    goto fn_exit;
}

614
#endif /* MPID_RMA_H_INCLUDED */