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POSIX_LOCK_FILE_WAIT(9) The Linux VFS POSIX_LOCK_FILE_WAIT(9)

NAME

posix_lock_file_wait - Apply a POSIX-style lock to a file

SYNOPSIS

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

ARGUMENTS

filp
The file to apply the lock to
fl
The lock to be applied

DESCRIPTION

Add a POSIX style lock to a file. We merge adjacent & overlapping locks whenever possible. POSIX locks are sorted by owner task, then by starting address

COPYRIGHT

March 2016 Kernel Hackers Manual 3.2.