Typo corrections from Jed Brown.
This commit was SVN r23911.
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2dc1452e5b
Коммит
5e88527117
@ -95,7 +95,7 @@ MPI_Comm comm;
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After the call, every process has the group-wide concatenation of the sets of data.
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After the call, every process has the group-wide concatenation of the sets of data.
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.SH USE OF IN-PLACE OPTION
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.SH USE OF IN-PLACE OPTION
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When the communicator is an intracommunicator, you can perform an all-gather operation in-place (the output buffer is used as the input buffer). Use the variable MPI_IN_PLACE as the value of both \fIsendbuf\fR and \fIrecvbuf\fR. In this case, \fIsendcount\fR and \fIsendtype\fR are ignored. The input data of each process is assumed to be in the area where that process would receive its own contribution to the receive buffer. Specifically, the outcome of a call to MPI_Allgather that used the in-place option is identical to the case in which all processes executed \fIn\fR calls to
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When the communicator is an intracommunicator, you can perform an all-gather operation in-place (the output buffer is used as the input buffer). Use the variable MPI_IN_PLACE as the value of \fIsendbuf\fR. In this case, \fIsendcount\fR and \fIsendtype\fR are ignored. The input data of each process is assumed to be in the area where that process would receive its own contribution to the receive buffer. Specifically, the outcome of a call to MPI_Allgather that used the in-place option is identical to the case in which all processes executed \fIn\fR calls to
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.sp
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.sp
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.nf
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.nf
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MPI_GATHER ( MPI_IN_PLACE, 0, MPI_DATATYPE_NULL, recvbuf,
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MPI_GATHER ( MPI_IN_PLACE, 0, MPI_DATATYPE_NULL, recvbuf,
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@ -84,7 +84,7 @@ MPI_Gatherv(sendbuf,sendcount,sendtype,recvbuf,recvcount,
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for root = 0 , ..., n-1. The rules for correct usage of MPI_Allgatherv are easily found from the corresponding rules for MPI_Gatherv.
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for root = 0 , ..., n-1. The rules for correct usage of MPI_Allgatherv are easily found from the corresponding rules for MPI_Gatherv.
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.SH USE OF IN-PLACE OPTION
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.SH USE OF IN-PLACE OPTION
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When the communicator is an intracommunicator, you can perform an all-gather operation in-place (the output buffer is used as the input buffer). Use the variable MPI_IN_PLACE as the value of both \fIsendbuf\fR and \fIrecvbuf\fR. In this case, \fIsendcount\fR and \fIsendtype\fR are ignored. The input data of each process is assumed to be in the area where that process would receive its own contribution to the receive buffer. Specifically, the outcome of a call to MPI_Allgather that used the in-place option is identical to the case in which all processes executed \fIn\fR calls to
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When the communicator is an intracommunicator, you can perform an all-gather operation in-place (the output buffer is used as the input buffer). Use the variable MPI_IN_PLACE as the value of \fIsendbuf\fR. In this case, \fIsendcount\fR and \fIsendtype\fR are ignored. The input data of each process is assumed to be in the area where that process would receive its own contribution to the receive buffer. Specifically, the outcome of a call to MPI_Allgather that used the in-place option is identical to the case in which all processes executed \fIn\fR calls to
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.sp
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.sp
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.nf
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.nf
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MPI_GATHERV ( MPI_IN_PLACE, 0, MPI_DATATYPE_NULL, recvbuf,
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MPI_GATHERV ( MPI_IN_PLACE, 0, MPI_DATATYPE_NULL, recvbuf,
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