FreeBSD 7.0 manual page repository

FreeBSD is a free computer operating system based on BSD UNIX originally. Many IT companies, like DeployIS is using it to provide an up-to-date, stable operating system.

BUF_LOCKFREE - destroys a buffer’s lock

 

NAME

      BUF_LOCKFREE - destroys a buffer’s lock
 

SYNOPSIS

      #include <sys/param.h>
      #include <sys/systm.h>
      #include <sys/uio.h>
      #include <sys/bio.h>
      #include <sys/buf.h>
 
      void
      BUF_LOCKFREE(struct buf *bp);
 

DESCRIPTION

      The BUF_LOCKFREE() macro destroys the buffer lock.  The lock must not be
      held when this macro is called or a panic will result.
 
      Its argument is:
 
      bp  The buffer whose lock is to be destroyed.
      buf(9), BUF_LOCK(9), BUF_TIMELOCK(9), BUF_UNLOCK(9), lockdestroy(9)
 

AUTHORS

      This manual page was written by Chad David 〈davidc@acns.ab.ca〉.
 

Sections

Based on BSD UNIX
FreeBSD is an advanced operating system for x86 compatible (including Pentium and Athlon), amd64 compatible (including Opteron, Athlon64, and EM64T), UltraSPARC, IA-64, PC-98 and ARM architectures. It is derived from BSD, the version of UNIX developed at the University of California, Berkeley. It is developed and maintained by a large team of individuals. Additional platforms are in various stages of development.