45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
/*
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* Copyright (c) 2016 Cyril Hrubis <chrubis@suse.cz>
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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 2 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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#ifndef UMOUNT2_H__
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#define UMOUNT2_H__
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static inline int umount2_retry(const char *target, int flags)
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{
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int i, ret;
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for (i = 0; i < 50; i++) {
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ret = umount2(target, flags);
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if (ret == 0 || errno != EBUSY)
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return ret;
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tst_resm(TINFO, "umount('%s', %i) failed with EBUSY, try %2i...",
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target, flags, i);
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usleep(100000);
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}
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tst_resm(TWARN, "Failed to umount('%s', %i) after 50 retries",
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target, flags);
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errno = EBUSY;
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return -1;
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}
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#endif /* UMOUNT2_H__ */
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