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C Copyright (c) 2003-2010 University of Florida
C
C This program is free software; you can redistribute it and/or modify
C it under the terms of the GNU General Public License as published by
C the Free Software Foundation; either version 2 of the License, or
C (at your option) any later version.
C This program is distributed in the hope that it will be useful,
C but WITHOUT ANY WARRANTY; without even the implied warranty of
C MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
C GNU General Public License for more details.
C The GNU General Public License is included in this distribution
C in the file COPYRIGHT.
subroutine process_server_delete_message(node, server_table,
* nserver_table)
c---------------------------------------------------------------------------
c This subroutine handles the processing and manages state transitions
c of a server_delete message.
c---------------------------------------------------------------------------
implicit none
include 'server.h'
include 'mpif.h'
include 'parallel_info.h'
include 'dbugcom.h'
include 'server_stat.h'
integer nserver_table
integer server_table(lserver_table_entry,nserver_table)
integer i, j, k, n
integer node
integer state
integer array, iblock, istart, nsearch
state = server_msg(c_msg_state,node)
if (state .eq. begin_state) then
array = server_msg(c_msg_array, node)
c---------------------------------------------------------------------------
c Search the server_table for entries pertaining to this array.
c---------------------------------------------------------------------------
do i = 1, nserved_arrays
if (served_array_table(i) .eq. array) then
istart = served_array_entry(i)
nsearch = served_numblocks(i)
go to 50
endif
enddo
c-----------------------------------------------------------------------------
c There is no data for this array on the server. Probably this is a tiny
c job run on more servers than necessary. We have nothing to do.
c-----------------------------------------------------------------------------
istart = 0
nsearch = 0
c print *,'Error: Cannot find array ',array,
c * ' in served array table'
c call server_abort_job(server_table, nserver_table)
50 continue
do i = istart, istart + nsearch - 1
if (server_table(c_server_diskloc,i) .gt. 0) then
c---------------------------------------------------------------------------
c Negate the diskloc. This indicates that the block is "up for grabs".
c---------------------------------------------------------------------------
server_table(c_server_diskloc,i) =
* -server_table(c_server_diskloc,i)
endif
c---------------------------------------------------------------------------
c Remove any references to the data in memory.
c---------------------------------------------------------------------------
iblock = server_table(c_server_memloc,i)
if (iblock .gt. 0) then
if (and(server_table(c_server_flags,i),
* server_dirty_flag) .ne. 0) then
call mark_block_clean(iblock, server_table,
* nserver_table)
endif
server_table(c_server_memloc,i) = 0
server_table_ptr(iblock) = 0
endif
c---------------------------------------------------------------------------
c Clear the server flags for the block.
c---------------------------------------------------------------------------
server_table(c_server_flags,i) = 0
enddo
server_msg(c_msg_state,node) = null_state
endif
return
end
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