1POSIX_LOCK_FILE_WAIT(9)          The Linux VFS         POSIX_LOCK_FILE_WAIT(9)
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NAME

6       posix_lock_file_wait - Apply a POSIX-style lock to a file
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SYNOPSIS

9       int posix_lock_file_wait(struct file * filp, struct file_lock * fl);
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ARGUMENTS

12       filp
13           The file to apply the lock to
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15       fl
16           The lock to be applied
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DESCRIPTION

19       Add a POSIX style lock to a file. We merge adjacent & overlapping locks
20       whenever possible. POSIX locks are sorted by owner task, then by
21       starting address
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24Kernel Hackers Manual 2.6.         June 2019           POSIX_LOCK_FILE_WAIT(9)
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