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c5d07df6ab
This can avoid syscalls when multiple jobs are finished simultaneously Signed-off-by: Volker Lendecke <vl@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org>
65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/*
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* Unix SMB/CIFS implementation.
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* Little pthreadpool benchmark
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*
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* Copyright (C) Volker Lendecke 2014
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "lib/pthreadpool/pthreadpool.h"
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#include "proto.h"
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extern int torture_numops;
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static void null_job(void *private_data)
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{
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return;
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}
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bool run_bench_pthreadpool(int dummy)
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{
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struct pthreadpool *pool;
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int i, ret;
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ret = pthreadpool_init(1, &pool);
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if (ret != 0) {
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d_fprintf(stderr, "pthreadpool_init failed: %s\n",
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strerror(ret));
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return false;
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}
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for (i=0; i<torture_numops; i++) {
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int jobid;
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ret = pthreadpool_add_job(pool, 0, null_job, NULL);
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if (ret != 0) {
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d_fprintf(stderr, "pthreadpool_add_job failed: %s\n",
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strerror(ret));
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break;
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}
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ret = pthreadpool_finished_jobs(pool, &jobid, 1);
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if (ret < 0) {
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d_fprintf(stderr, "pthreadpool_finished_job failed: %s\n",
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strerror(-ret));
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break;
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}
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}
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pthreadpool_destroy(pool);
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return (ret == 1);
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}
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