mirror of
https://github.com/openvswitch/ovs
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e6211adce4
A new function vlog_insert_module() is introduced to avoid using list_insert() from the vlog.h header. Signed-off-by: Thomas Graf <tgraf@noironetworks.com> Acked-by: Ben Pfaff <blp@nicira.com>
79 lines
2.4 KiB
C
79 lines
2.4 KiB
C
/*
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* Copyright (c) 2014 Nicira, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <config.h>
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#include <errno.h>
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#include <psapi.h>
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#include <sys/resource.h>
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#include <time.h>
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#include "util.h"
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#include "openvswitch/vlog.h"
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VLOG_DEFINE_THIS_MODULE(getrusage_windows);
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static void
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usage_to_timeval(FILETIME *ft, struct timeval *tv)
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{
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ULARGE_INTEGER time;
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time.LowPart = ft->dwLowDateTime;
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time.HighPart = ft->dwHighDateTime;
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tv->tv_sec = time.QuadPart / 10000000;
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tv->tv_usec = (time.QuadPart % 10000000) / 10;
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}
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int
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getrusage(int who, struct rusage *usage)
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{
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FILETIME creation_time, exit_time, kernel_time, user_time;
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PROCESS_MEMORY_COUNTERS pmc;
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memset(usage, 0, sizeof(struct rusage));
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if (who == RUSAGE_SELF) {
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if (!GetProcessTimes(GetCurrentProcess(), &creation_time, &exit_time,
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&kernel_time, &user_time)) {
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VLOG_ERR("failed at GetProcessTimes: %s",
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ovs_lasterror_to_string());
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return -1;
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}
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if (!GetProcessMemoryInfo(GetCurrentProcess(), &pmc, sizeof(pmc))) {
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VLOG_ERR("failed at GetProcessMemoryInfo: %s",
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ovs_lasterror_to_string());
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return -1;
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}
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usage_to_timeval(&kernel_time, &usage->ru_stime);
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usage_to_timeval(&user_time, &usage->ru_utime);
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usage->ru_majflt = pmc.PageFaultCount;
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usage->ru_maxrss = pmc.PeakWorkingSetSize / 1024;
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return 0;
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} else if (who == RUSAGE_THREAD) {
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if (!GetThreadTimes(GetCurrentThread(), &creation_time, &exit_time,
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&kernel_time, &user_time)) {
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VLOG_ERR("failed at GetThreadTimes: %s",
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ovs_lasterror_to_string());
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return -1;
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}
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usage_to_timeval(&kernel_time, &usage->ru_stime);
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usage_to_timeval(&user_time, &usage->ru_utime);
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return 0;
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} else {
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return -1;
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}
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}
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