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Man Pages


Manual Reference Pages  -  BUF_LOCK (9)

NAME

BUF_LOCK - locks a buffer

CONTENTS

Synopsis
Description
Return Values
See Also
Authors

SYNOPSIS


.In sys/param.h
.In sys/systm.h
.In sys/uio.h
.In sys/bio.h
.In sys/buf.h int BUF_LOCK struct buf *bp int locktype

DESCRIPTION

The BUF_LOCK function locks the given buffer. If the lock is already held this call will block until it can acquire the lock unless LK_NOWAIT is set.

Its arguments are:
bp The buffer to lock.
locktype
  Flags controlling the type of lock. See lockmgr(9) for details.

RETURN VALUES

A value of 0 is returned upon success. See lockmgr(9) for information on non-zero return values.

SEE ALSO

buf(9), BUF_TIMELOCK(9), BUF_UNLOCK(9), lockmgr(9)

AUTHORS

This manual page was written by
.An Chad David Aq davidc@acns.ab.ca .
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